PRIME Files The first size listed is the downloaded file size and the second size listed is the size on the calculator.

There are 401 files totaling 352887KB in this category.

 2048   (details) Prime ENG   3KB/7KB The game of 2048. Keyboard input only, no touch screen support. By Francois Lanciault. 2014/10/19

 3D Parametric Function Plotting 1.0   (details) Prime ENG   173KB/7KB Plots a colored 3-dimensional parametric equation on an HP Prime of the form z=(t,u) where t and u are angular parameters in degrees, generally varying from zero to 360 degrees. Your Prime must be set to Degrees mode in both CAS and Home. The program will also ask for the number of slices in t and u, I generally use 40 for both. The viewing angle for the sample plot is 5 degrees for the x-axis and 25 degrees for the z-axis. There are sample functions for a toroid (doughnut), sphere, orbital (modulated sphere) and spirals. The program is based on an old Byte magazine article discussing the mathematical principles behind 3D plotting. By Gerardo V. Lozada. 2015/07/26

 3D XYZ Function Plotter 1.1   (details) Prime ENG   1KB/3KB Plots 3-dimensional functions of the form f(X,Y), such as f(X,Y):=(-(X^2+Y^2));. By Gerardo V. Lozada. 2014/10/18

 A Fluorescent Light Experiement   (details) Prime ENG   303KB Experiment showing how the Prime can be used with the HP StreamSmart 410 and a light sensor to measure the frequency of a fluorescent light. Unfortunately it incorrectly claims that electricity in the US runs at 120 Hz; this misunderstands that AC has two peaks per period (in opposite directions), both of which cause the light to get brighter. Also has useful information on how to export data from Excel to the Prime. By Hewlett-Packard. 2017/05/02

 ABM Quick Basic Electronic Equations   (details) Prime ENG   5KB/21KB ABM presents 2 menus with basic equations (for example, 2 Zs in parallel, Fo resonance, XC, XL, Ohms Law&Power, D<>Y converter, Parallel R,L,C, etc.). The program uses menus that are softkey driven. By Bernard Michaud. 2016/08/06

 ACBasicE 1.2   (details) Prime ENG   1886KB/101KB Series Circuit Analysis and Parallel Circuit Analysis extracted from ACDC2 but not using matrix as input device and more user friendly. It includes some extra sections like RC and RL transients. Includes comprehensive PDF documentation. By Bernard Michaud. 2016/08/06

 ACDC 1.0   (details) Prime ENG   162KB/37KB Aimed at Basic Electronics (Series Circuits, Parallel Circuits, Delta Wye Conversion, Wheatstone Bridge, and Thevenin Bridge). The program uses a matrix approach to input the data. By Bernard Michaud. 2016/08/02

 Acides   (details) Prime FRA   1KB/2KB Lists various acids, giving you the name based on the chemical formula and vice versa. By Mickaël Nicotera. 2017/04/27

 Advanced Payments 2.0   (details) Prime ENG   13KB/9-19KB Calculates loans with advanced payments (for example, a 60 month loan with 3 advance payments), giving the monthly payment (less the advance) and calculating the monthly and annual yield (rate). Also calculates the payment of a loan with residual value (for payment and yield, with the IRR method). By Salvo Micciché (salvomic). 2016/08/03

 Air Hockey   (details) Prime ENG   3KB/9KB Simulates an air hockey table By Alex GT. 2017/02/16

 Airy   (details) Prime ENG   16KB/5KB Calculates the Airy functions, Ai and Bi. Author unknown. 2017/06/01

 Algebraic to RPN   (details) Prime ENG   3KB/3KB Takes an algebraic expression and converts it to an RPN string. The program itself may not be all that useful but it hopefully provides to those interested in programming expressions a bit of insight into how expressions are built. By Han Duong (HPSolo). 2017/02/25

 AlmostBlockOut 1.05   (details) Prime ENG   18KB/92KB Clone of the game Almost BlockOut, which is a kind of 3D Tetris game. Author unknown. 2017/02/11

 Amort 1.0   (details) Prime FRA   8KB/31KB Calculates an amortization schedule for loans, given the interest rate, the amount borrowed, and the duration of the loan. By Mickaël Nicotera. 2017/04/27

 Angry Birds   (details) Prime ENG   2KB/5KB Inspired by the Angry Birds game for other mobile platforms. By Mickaël Nicotera. 2013/12/22

 Angular Distance Between Stars   (details) Prime ENG   2KB/2KB Given the right ascension (α) and declination (δ) of two stars of the same epoch (J2000.0 is the most current), calculates the distance between the stars. By Eddie W. Shore. 2017/06/12

 ANOVA   (details) Prime ENG   11KB/5-47KB ANOVA functions, with separate functions for one-way, two-way, and regression analysis. By Salvo Micciché (salvomic). 2015/08/20

 APR 2.0   (details) Prime ENG   4KB/4KB Calculates the fees for a mortgage as percentile "points" %, fix amount or both. By Salvo Micciché (salvomic). 2016/08/03

 APSI Webinar: Programming in HP PPL   (details) Prime ENG   377KB A 14-page PDF introducing HP PPL programming on the Prime, including examples with the Sierpinski Triangle and Sicherman Dice. By Hewlett-Packard. 2017/05/02

 Area Calc   (details) Prime POR   43KB/12KB Program that demonstrates using the MENU touch screen function to calculate the area of various polygons -- square, rectangle, circle, triangle, and diamond. By João Leonardo Rozsas. 2016/08/03

 Areas and Volumes   (details) Prime FRA   1KB/1KB Formulas for calculating areas and volumes. By Mickaël Nicotera. 2013/10/05

 Armaduras Isostaticas 1.5   (details) Prime ESP   1439KB/100KB Calculates structural analysis of trusses by the matrix method. By Hebert Poma Vidal. 2016/08/02

 Asteroid 1.2.64   (details) Prime ENG   35KB/3KB Spaceship game where you must dodge asteroids and lasers. By Mickaël Nicotera. 2013/10/05

 Astro Lab 4 (10077+)   (details) Prime ENG   726KB/1-90KB Astronomy program with many built-in features. For firmware 10077 or higher. By Marcel Pelletier. 2016/08/03

 AXL   (details) Prime ENG   1KB/1KB An attempt to duplicate the functionality of the AXL command in the 50g. By Hege Gabert. 2013/10/05

 Azimute e Distância R01   (details) Prime POR   2KB/4KB Based on 2-point coordinates, calculates azimuth and distance. By Pedro Goulart. 2015/07/26

 Backgrounds   (details) Prime ENG   3114KB/1000+KB View high resolution background images, scrolling through the image with the touchscreen or the cursor keys. Author unknown. 2014/02/01

 Bang 1.2   (details) Prime ENG   16KB/15-50KB A game for 1 or 2 players where one side must fire bullets at the other side, and the other side must avoid being hit by them. By Chong Wang. 2017/06/13

 Base 10 - Base 12 Conversions   (details) Prime ENG   3KB/4KB Converts between Base 10 and Base 12. By Eddie W. Shore. 2017/02/11

 Base Conversion   (details) Prime ENG   3KB/2KB This program will convert between any base, with the user being prompted for the required output base. Numbers without # are treated as decimal. Numbers with # but without explicit type are treated as per system setting for integers. By Steve Tuc. 2016/08/06

 Base Conversion   (details) Prime ENG   3KB/8KB Performs base conversions, including fractional parts. By Han Duong (HPSolo). 2017/02/11

 Basic Planetary Data   (details) Prime ENG   5KB/6KB Retrieves data about our solar system planets, including our dwarf planet, Pluto, presenting you with a choose menu which will present a screen of all the data for a planet. It also has a routine to pull out a specific data point for calculations. Data available are name, radius (km), mass (kg), gravity (m/s^2), density (g/cm^3), axial tilt (°), period (days), and number of moons. By Eddie W. Shore. 2017/02/11

 Bejeweled 1.3   (details) Prime ENG   9KB/29KB Clone of Bejeweled, where you must swap colored blocks in order to get three in a row of the same color to eliminate them. By Chong Wang. 2017/02/11

 Bessell   (details) Prime ENG   7KB/1KB Calculates the Bessel function of the first kind. Two different approaches are shown. By Eddie W. Shore and others. 2016/08/06

 Bisection 1.0.1   (details) Prime ENG   585KB/1KB There are numerous algorithms that calculate the roots of single-variable nonlinear functions. The most popular of such algorithms is Newton's method. The slowest and simplest root seeking algorithm is the Bisection method. This method has the user select an interval that contains the sought root. The method iteratively shrinks the root-bracketing interval to zoom in on the sought root. By Namir Shammas. 2014/01/11

 Blotch   (details) Prime ENG   4KB/4KB Draws square blotches with random colors. By Eddie W. Shore. 2014/10/19

 Bode Magnitude Plot   (details) Prime ENG   3KB/3KB Plots a handmade Bode Plot for any of the following forms: (I) H(s) = K * (s/A + 1)/(s/B + 1), (II) H(s) = K * (s/A + 1), and (III) H(s) = K * 1/(s/B + 1). By Eddie W. Shore. 2017/04/15

 Bode Plot   (details) Prime ENG   66KB/93KB Does Bode plots for Bode magnitude, Bode phase, root locus, step response, ramp response, Nyquist plot, and delay response. Author unknown. 2017/02/11

 Bode/Nyquist   (details) Prime ENG   4KB/8KB Bode/Nyquist plotter. By Mickaël Nicotera. 2017/04/27

 Bolt Pattern   (details) Prime ENG   3KB/1KB Calculates a bolt pattern given X (center, X coordinate), Y (center, Y coordinate), N (number of bolts), and D (diameter of the circle). No angle of rotation is assumed. By Eddie W. Shore. 2015/08/20

 Bonds   (details) Prime ENG   5KB/7KB Calculates price and yield of a Bond. The program treat bonds with coupons paid annually or semi-annually (or other ends) and also "zero bonds", both for "actual year" and "financial year" (30/360). By Salvo Micciché (salvomic). 2015/08/20

 Boolean   (details) Prime   6KB/23KB Builds truth tables for Boolean expressions. In Russian. By Vlad A.B. (Vlad_AB). 2017/02/15

 Breakout   (details) Prime ENG   11KB/47KB Bounce the ball off the bricks to break them all. By Egan Ford (datajerk). 2014/01/09

 Bricks 0.3   (details) Prime ENG   10KB/36KB Tetris clone. By Felis Sylvestris. 2015/08/15

 Calculations with 3-Dimensional Vectors   (details) Prime ENG   6KB/2-12KB A series of programs for working with three dimensional vectors, including RECT2SPH (rectangular to Spherical Coordinates), SPH2RECT (spherical Coordinates to Rectangular Coordinates), LIN3DIST (linear distance between coordinates), SPH3DIST (spherical distance between coordinates), VANGLE (angle between two coordinates), and ROT3X, ROT3Y, and ROT3Z (which rotate the three-dimensional vector [x, y, z] with respect to the x-axis (ax), respect to the y-axis (ay), and respect to the z-axis (az), respectively). By Eddie W. Shore. 2017/02/11

 Calendar Functions   (details) Prime ENG   4KB/7KB A variety of functions for working with dates, including determining whether a date is valid, if a year is leap year, pulling out the century, year, month, day, and week number, Julian date conversions, and Easter date calculation. Author unknown. 2017/04/15

 Capacidade de Suporte do Solo R01   (details) Prime POR   2KB/13KB Performs soil calculations by the Terzagui and Beer methods. Calculates the General Method break and soil site for isolated rectangular, square and circular foundations. By Pedro Goulart. 2016/08/02

 Card Sharks Odds   (details) Prime ENG   3KB/2KB The game show Card Sharks may have long been off-air except for reruns on GSN or BUZZR (or even finding videos on YouTube), the game show is still popular. It is a simple game involving a standard deck of 52 cards. The object is to predict whether the next card is higher in rank or lower in rank than the preceding card. In Card Sharks, aces always count as high. Along with aces, twos are very desirable, while eights are the worst cards in the deck. The program CSODDS tracks the odds of whether the next card is higher or lower. CSODDS assumes a 52 card deck (no jokers). By Eddie W. Shore. 2016/08/04

 Carmichael Numbers   (details) Prime ENG   3KB/1KB Tests whether an integer n qualifies as a Carmichael number based on the Korselt’s Criterion: 1. n is a positive, composite integer. That is, n can be factored into a multiplication of prime numbers. 2. n is square-free. 3. For each prime factor p dividing n (not 1 or n), the following is true: (p-1) divides (n-1) evenly (without fraction). By Eddie W. Shore. 2016/08/04

 CarPower   (details) Prime ENG   3KB/1KB Takes power in horsepower (hp), mass in pounds (lb), initial velocity (mph), and time to evaluate (seconds). Returns zip (numerical value only (ft/s^1.5)), acceleration in miles per hour per second, velocity in miles per hour, and position in feet. By Eddie W. Shore. 2014/10/19

 Cash Flow 2.0   (details) Prime ENG   15KB/8-27KB Calculate cash flow operations (IRR, MIRR, NPV). The program is presented in two versions: the first gives three routines to calculate (Net Present Value, Internal Rate of Return and Modified Internal Rate of Return, like that in the HP 12C); the second has a menu-based interface with only one command, Cash_Flow, that runs the same routines internally. By Salvo Micciché (salvomic). 2016/08/03

 Casio-Style ENG Button   (details) Prime ENG   4KB/5KB Simulates the ENG button from Casio calculators, which displays numbers in engineering format and converts the exponent (for example, xxxE3 to xxxE6, xxxE6 to xxxE9, or reverse). Author unknown. 2016/08/03

 CC3D   (details) Prime ENG   57KB/18KB Six short programs to convert coordinates in three dimensions, among the three coordinate systems: rectangular, cylindrical and spherical. Author unknown. 2017/02/11

 Center of Mass   (details) Prime ENG   3KB/1KB Calculates the center of mass of the matrix M, where M represents the body. The entries of M represents an array of molecules, each with assigned weights. It is possible that the center of mass is located outside of the body. If gravity affects the particles equally, then the center of mass & center of gravity are identical. By Eddie W. Shore. 2015/08/20

 Chaos   (details) Prime ENG   1KB/1KB Plots a chaos plot. Author unknown. 2013/12/22

 ChessMaster 1.0   (details) Prime ENG FRA   216KB/26KB Classical 2 player chess game, allowing you to play using the touch screen. This version does not include check-mate or draw detection, nor does it check the legality of moves. By Loïc Perrin. 2016/08/02

 Chi Square   (details) Prime ENG   3KB/6KB Calculates the chi2 test having only the variance s^2 and σ^2. By Salvo Micciché (salvomic). 2015/08/20

 Chinese Chess 1.1   (details) Prime ENG   6KB/12KB Two-player implementation of Chinese chess. By Chong Wang. 2017/06/12

 Chip8 Sample   (details) Prime ENG   23KB/22-29KB CHIP-8 is a very old simple language/virtual machine with only 4 KB of memory. This emulates several old CHIP ROMs: Pong, Space Invaders, and Tetris. By Erwin Ried. 2014/02/01

 Circular Shift   (details) Prime ENG   2KB/1KB Does circular shifts of lists and binary integers. Author unknown. 2015/08/20

 Circulo de Mohr 2D 1.1   (details) Prime ESP   9KB/10KB In two dimensions, determines the maximum and minimum tension, from two measurements of the normal and tangential tension on two right angles. By Hebert Poma Vidal. 2017/02/10

 CLPX   (details) Prime FRA   1KB/1KB Does complex number calculations. By Mickaël Nicotera. 2017/04/27

 CNV   (details) Prime ENG   6KB/4-6KB A function CNV(X) to convert between units where X can be a real (18) or a unit (18_inch). Distance, Volume, and Weight have been implemented. Works under Home and CAS. By Tom Niemann (epp) and others. 2017/08/12

 Code Editor 1.1 Beta   (details) Prime ENG   14KB/35KB An early beta of a new code editor, with line numbers and syntax highlighting. By Chong Wang. 2017/02/11

 Code Viewer 2.1 Beta   (details) Prime ENG   5KB/18KB A code viewer, showing the code for your installed programs with syntax highlighting and line numbers. By Chong Wang. 2017/02/11

 Codes touches   (details) Prime   1KB/1KB Programmer's utility to determine key codes. By Mickaël Nicotera. 2013/10/05

 Colebrook-White Fricción 1.1   (details) Prime ESP   33KB/90KB Calculates friction using the Colebrook-White equation using the Newton Raphson method essential for fluid course I and II, showing the table of iterations. By Hebert Poma Vidal. 2016/08/02

 Color Generator   (details) Prime ENG   2KB/3KB Allows you to enter numbers (0 to 255) for each R, G and B and displays the corresponding color over the screen. For example, Red=255, Green=255, Blue=0 will color your screen yellow. By Bernard Michaud. 2016/08/06

 ColorCube   (details) Prime ENG   64KB/35KB The possible colors of an RGB Pixel can be thought of as a color cube with edges aligned on red, green, and blue axis. ColorCube draws the color cube in slices, and allows you to navigate about and select colors within the context of the color cube. By JF Sather. 2014/10/19

 Colores 1.0   (details) Prime ESP   36KB/11KB Shows all possible colors of the calculator (16-bit color) and returns the selected color. By Carlos Campos Guerra. 2015/10/24

 Column Stability Factor of a Wood Column   (details) Prime ENG   4KB/4KB Calculates the slenderness and the column stability factor of a Douglas-Fir wood column. By Eddie W. Shore. 2015/08/20

 Columns   (details) Prime ENG   6KB/31KB Tetris-like puzzle. It takes place inside a tall, rectangular playing area. Columns of three different symbols (such as differently-colored jewels) appear, one at a time, at the top of the well and fall to the bottom, landing either on the floor or on top of previously-fallen "Columns". By Han Duong (HPSolo). 2014/10/19

 Command Tree 10638   (details) Prime ENG   2432KB Full documentation from the HP Prime command tree help, extracted into a 188-page PDF document for easy reading and searching. From ROM version 10638. By Terje Vallestad and Hewlett-Packard. 2017/06/04

 Commands List   (details) Prime ENG   564KB Full list of all the commands in Prime, including descriptions, as extracted from the calculator. In Excel, Excel XML, and PDF format. Author unknown. 2014/02/01

 Complex CAS   (details) Prime ENG   4KB/1KB An initial version of a library of complex functions, including the argument of a complex number given in Cartesian form (x,y) and conversion from polar to Cartesian form. Author unknown. 2015/08/20

 Complex Plotting   (details) Prime ENG   13KB/1-25KB Pair of programs that do complex number plotting. By Daniel Mewes and Han Duong (HPSolo). 2017/03/18

 Complex Prime Number Test   (details) Prime ENG   2KB/1KB Tests whether a complex number is a prime number. Of course, every number on the HP Prime is prime! By Eddie W. Shore. 2015/08/20

 Compressible Aerodynamics Calculator 1.0   (details) Prime ENG   13KB/43KB Based on the Javascript by William J. Devenport (and modified by Adam Ford to include Fanno Flow and Rayleigh Flow). By Bruno Ferreira Porto, William J. Devenport, and Adam Ford. 2014/10/18

 Congruence Equations   (details) Prime ENG   2KB/1KB Solves congruence equations. By Eddie W. Shore. 2014/10/22

 Constants in English 1.0   (details) Prime ENG   1KB/1KB Common physical constants by Mickaël Nicotera and translated to English. Copy and paste text directly into a new program that you create. By Mickaël Nicotera and Michael Rheaume. 2014/10/18

 Contour Plots   (details) Prime ENG   3KB/1KB Creates 2D contours using the Advanced Graphing app. The user's current formulas are kept safe, and are restored after the contours are drawn. I had hoped to incorporate this into the Graph3D app, but the current implementation of startview() and how apps handle built-in applications are currently preventing this from happening. By Han Duong (HPSolo). 2014/10/19

 Control Systems Stability   (details) Prime ENG   3KB/3KB For control systems stability, this will give you the Routh-Hurwitz Matrix = M25, though it will not tell you how many poles lie in the left/right planes. Author unknown. 2016/08/04

 Conways' Game of Life 2.4   (details) Prime ENG   11KB/15KB Simulation of Conway's Game of Life. By Patrice Torchet. 2014/10/19

 Coordinate Conversion   (details) Prime ENG   2KB/2KB Performs coordinate conversions between rectangular, cylindrical, and spherical. By Eddie W. Shore. 2016/08/03

 Coordinate Converter 1.2   (details) Prime ENG   4KB/15KB Converts coordinates between different systems. For example, it will convert between X=8 Y=6 Z=4 in rectangular and 10 36.87 4 in cylindrical and 10.77 36.87 68.20 in spherical. By Bernard Michaud. 2016/08/06

 Coordinate Converter Ultimate   (details) Prime ENG   5KB/9KB Yet another converter which when one system is entered(Cart., Cyl. or Sph), the other two system are simultaneously converted and all three system are displayed along with the graph showing the position of each variables on the graph. By Bernard Michaud. 2017/02/11

 Coordinates Converter 1.0   (details) Prime ENG   169KB/18KB Converts between rectangular, cylindrical, and spherical coordinates. This program has a restriction where one needs a unique set of coordinates for each point. Restricting the radius to be non-negative (ρ ≥ 0), the azimuth 'θ' to lie in a specific interval spanning 360° or 2π, such as (-180°,+180°] or (-π,+π] and inclination 'φ' to specific a interval spanning 180° or π, such as [0°,180°] or [0,π]. By Gustavo Madureira. 2016/08/02

 Cosine Regression   (details) Prime ENG   2KB/3KB Attempts to fit data to the curve Y = A*cos(C*(X-D))+B. The user will provide the x-data, y-data, and the period of the data. Radians mode will be used. By Eddie W. Shore. 2017/07/28

 Coulib   (details) Prime FRA   15KB/3KB Set of variables with French names for common colors, useful for programmers. Author unknown. 2014/10/18

 CSV 0.1   (details) Prime ENG   8KB/16KB Loads and parses CSV files and strings. By Stephen Lewkowicz (G1CMZ). 2017/02/11

 Curve Calculator   (details) Prime ENG   9KB/30KB Horizontal and vertical curve calculator where you enter the curve data you have and let it calculate the rest. If one of your inputs is degree curve it will prompt for chord or arc definition. After it calculates the curve data you press OK or "Enter" to bring up the next screen with the areas. By C.D. Dodds. 2017/02/11

 Day of Year   (details) Prime ENG   2KB/1KB Shows two ways of calculating the day of the year of a given date. By Eddie W. Shore and Damien Unknown. 2014/10/22

 Daylight   (details) Prime ENG   2KB/1KB Calculates the length of daylight for any day given the Earth's latitude of the observer (from -90° (South) to 90° (North)) and the number of days since the December solstice (around December 21-22). Note that is different from many approximate formulas which used the vernal equinox as a starting point. By Eddie W. Shore. 2016/08/03

 Dé   (details) Prime   1KB/1KB Dice throwing simulation game. By Mickaël Nicotera. 2013/10/05

 dec   (details) Prime ENG   3KB/1KB Outputs the exact internal decimal value of a floating point number in CAS. It is similar to (and is based on) the author's "hex" program with the only difference being that the output of "dec" is in standard decimal format, instead of hexadecimal. By Joseph K. Horn. 2015/08/20

 Dec2Frac   (details) Prime ENG   3KB/1KB Converts decimals to fractions. By Namir Shammas. 2014/10/22

 Decimal to Any Base   (details) Prime ENG   3KB/4KB Two programs that allow conversion of integers from decimal to any designated base. Integers used in base other than 10 are presented in list format. Each digit is separate and listed in order of descending place value. By Eddie W. Shore. 2017/02/11

 Degree of a Polynomial   (details) Prime ENG   2KB/1KB A more complete version of the degree command. The degree command tests a single variable, defaulted to x if no variable is specified. This CAS program calculates the degree of a polynomial, considering four variables: x, y, z, and t. Combinations of these four variables, such as x*y, x*y*z, and t*z are also considered. By Eddie W. Shore. 2016/08/06

 Delta trinôme   (details) Prime FRA   2KB/4KB Table of changes and delta trinomial program. By Mickaël Nicotera. 2013/10/05

 Depreciation   (details) Prime ENG   8KB/18KB Calculates the depreciation of an asset with the methods of SL (straight line), DB (declining balance) and SOYD (Sum of the Year Digits), giving cost of fixed asset, residual value (salvage v.) and useful life of asset (years). The program exports tables of depreciation as matrices: D_SLmat, D_DBmat, D_SOYDmat, and (for DB method) the "full end rate", D_DBendRate. By Salvo Micciché (salvomic). 2015/08/20

 Dessiner   (details) Prime ENG   2KB/2KB Draw pictures with 10 colors and 3 brush widths with your fingers. By Mickaël Nicotera. 2013/12/22

 DFX 1.2 (10077+)   (details) Prime ENG   6KB/20KB Multi-function program simulating the 50g's date functions DDAYS and Date+ (HP Prime = DPLUS). In addition there are further functions like JDN, N2J, DOW, CALD, DOE. DFX functions are designed to be called from both the CAS and HOME environments, including the ability to choose them with softkeys. By Wolfgang Kühn. 2016/08/03

 DIMGROB Generator   (details) Prime ENG   266KB This program is designed to help you create DIMGROB_P statements for the HP Prime calculator, to convert images from PC formats to something the calculator can use. Author unknown. 2013/12/22

 Directional Derivative   (details) Prime ENG   2KB/1KB CAS function to calculate the directional derivative. By Salvo Micciché (salvomic). 2015/08/20

 Distance from the Sun & Orbital Speed   (details) Prime ENG   5KB/3KB Calculates the distance a planet (and dwarf planet Pluto) is from the sun and the speed of the planet, given at any given the number of Earth days (and partial Earth days) from the perihelion. A planet is at its perihelion is when the planet is closest to the Sun in its elliptical orbit. Earth is at its perihelion approximately January 3 to January 5 annually. By Eddie W. Shore. 2015/08/23

 Dompter sa HP Prime en 10 minutes   (details) Prime FRA   331KB A quick 10-minute introduction to the Prime, covering basic math, commands, a few CAS operations, tracing a function, and running user programs. In PDF format. By Mickaël Nicotera. 2017/05/02

 DrawIcon   (details) Prime ENG   5KB/3KB Shows how to draw an icon, with both 4x4 and 6x6 examples. By Eddie W. Shore. 2014/10/22

 DrawMenu   (details) Prime ENG   2KB/3KB Shows how to use DRAWMENU to create CAS menus. By Eddie W. Shore. 2014/10/22

 Easy Matrix   (details) Prime ENG   373KB/85KB This program is not designed to solve intricate matrix problems, but to facilitate the entry of data in matrices and perform many operations as described in the User Manual chapter 26. By Bernard Michaud. 2016/08/04

 EDM Slope Reduction   (details) Prime ENG   3KB/3KB Calculates the curvature correction due to the Earth, the horizontal distance from observer to reflector at both elevation of the observer and at sea level, and the change of in elevation from observer to reflector, given the slope distance between observer to reflector, the height of both the observer and reflector’s instruments, the elevation the observer, and the zenith angle: angle from directly above to the slope distance line. By Eddie W. Shore. 2017/07/28

 Effective and Nominal Rate   (details) Prime ENG   2KB/2KB Calculates the effective and nominal interest rate (both finite and compound). By Salvo Micciché (salvomic). 2015/08/20

 Effemeridi   (details) Prime ENG   47KB/259KB Astronomy program that calculates ephemeris for Sun, Moon and planets, transit, sidereal time, nutation and obliquity, Julian date, ascendant and many others data. Best used with Astro Lab. For use with firmware 10077 or higher. By Salvo Micciché (salvomic). 2016/08/03

 Elastic Grids   (details) Prime ENG   2KB/1KB Shows how to apply a magnification, rotation, or twist effect to a grid. By Damien Unknown. 2014/10/22

 ElectLibrary 1.0   (details) Prime ENG   8KB/38KB Sample of an electrical engineering library. This will be more comprehensive once complex number support is added to the HP Prime solver, but for now it is just a demo of what is to come. By Bernard Michaud. 2016/09/11

 Entry Method Tester   (details) Prime ENG   4KB/8KB Provides a set of routines for demonstrating how various entry methods work, including WAIT(0), WAIT(-1), GETKEY, ISKEYDOWN, ISKEYDOWN(-1), and MOUSE. Author unknown. 2017/02/11

 Entry Mode Switcher   (details) Prime ENG   2KB/1KB Makes it very easy to switch between Textbook, Algebraic, and RPN with visual feedback. By Cristóbal De Jesús. 2016/08/03

 EQT   (details) Prime ENG   4KB/1KB Equation of time approximation. The equation of time describes the difference in time (seconds, minutes, or hours) between the true solar time and time as we normally know it (a day takes 24 hours). If we used a sundial to measure time and compare it against a mechanical watch, the equation of time would demonstrate the approximate difference. By Eddie W. Shore. 2015/08/20

 Equation Library 1.0   (details) Prime ENG   227KB/21KB Offers 47 equations for HP Prime's Solver App. Just run the eqlib program, select the category that you are interested in, and select the equation within that category and you are off and running. Categories include: Geometry (areas, volumes, surface areas), Finance (monthly loans, sales tax, break-even), Temperature Conversion (Fahrenheit to and from Celsius), Physics: Problems of Motion (linear distance, circular motion, pendulums, terminal & escape velocity), Sound (speed of sound, Doppler effect, loudness), Optics (Lens and Snell equations, spherical refraction), Electronics (2 resistors series and parallel, thermal noise, Ohm's Law), Astronomy (parallax, luminosity, Kepler's 3rd Law, time dilation), Great Circle Calculations, Angle of Incidence Calculations, Gases (Ideal and Boyle's Gas Laws, heat capacity, air density, isothermal expansion), and Fluids (depth pressure, fluid flow, Bernoulli's Equation). By Eddie W. Shore. 2015/08/19

 Exploring IB Maths   (details) Prime ENG   1156KB A 42-page PDF to help a student studying for the International Baccalaureate Diploma Maths with an HP Prime, introducing mathematical operations, the CAS, apps, plotting linear and quadratic functions, using matrices, sequences, and series, introducing statistics including two variable data and confidence intervals, doing calculus including differentiation and integration, and more. By Chris Olley. 2017/05/02

 Exploring Maths at Advanced Level   (details) Prime ENG   1470KB Aimed at users of the Prime and 39gII graphing calculators, who are studying for an advanced level exam in mathematics (English A Levels, Scottish Highers, French and International Baccalaureate, German Abitur, Netherlands HAVO and VWO 3/4 level and equivalent in other countries). The aim is to provide a range of activities which will help you become a confident user of the calculator while developing your skills in different mathematical topics. By Chris Olley. 2017/04/30

 F Variance Test   (details) Prime ENG   3KB/4KB Calculates the F Test for variances of two populations. By Salvo Micciché (salvomic). 2015/08/20

 Farey Series   (details) Prime ENG   3KB/3KB Rounds a decimal value to fraction using the Farey series. By Patrice Torchet. 2014/10/19

 Fiber Optics Equation Library   (details) Prime ENG   14KB/42KB Extensive library of equations that can be used in a course in Fiber Optics. The variables may vary slightly, but a variable description is provided in each topics before the program is transferred to the Solver. There are a total of ~130 variables all listed with a description. If you are familiar with Prime programming, you can append your own equations to expand the library. By Bernard Michaud. 2017/02/11

 Fiber Optics Equation Library   (details) Prime ENG   3KB/2KB Using the half-increment solution by Robert M. Eisberg, solves the numerical differential equation d^2y/dt^2 = f(dy/dt, y, t) given the initial conditions y(t0) = y0 and dy/dt (t0) = dy0. By Eddie W. Shore. 2017/02/11

 Fick Cardiac Output   (details) Prime ENG   4KB/3KB Uses the Fick cardiac output equations to calculate CO (Cardiac Output in L/min), SV (Stroke Volume in ml), CI (Cardiac Index in L/(min/m^2)), and SI (Stroke Index in ml/m^2) given the inputs Ca (Arterial blood oxygen (O2) content percentage), CvO2 (Venous blood oxygen (O2) content percentage), VO2 (Oxygen compulsion (in ml per pure oxygen gas per minute, STPD)), HR (Heart Rate in beats per minute), height in cm, and weight in kg. By Eddie W. Shore. 2017/04/15

 Fingerspelling 0.3   (details) Prime ENG   13KB/25KB Implements an accessibilty resource for the deaf and visually impaired, using AFiles. Fingerspelling graphics must be provided by the user (One per character). By Stephen Lewkowicz (G1CMZ). 2016/08/06

 Five-In-A-Row 2.4   (details) Prime ENG   7KB/18KB Play against the computer to get five in a row first. By Chong Wang. 2017/06/12

 Flappy Bird   (details) Prime ENG   14KB/17KB A clone of the briefly-popular Flappy Bird mobile phone app. Author unknown. 2017/02/15

 Flood It 1.1   (details) Prime ENG   60KB/19KB Given a grid with squares of different colors, your goal is to flood the entire grid, starting in the upper left corner, with the same color within 25 steps. By Tony Gallo. 2017/04/22

 Fluctuation   (details) Prime ENG   7KB/26KB Statistics program, plotting fluctuations. By Mickaël Nicotera. 2017/04/27

 Fonts   (details) Prime ENG   417KB/9KB Shows how to change fonts programmatically. By Juerg W. Buser. 2015/07/26

 Forces on a Warren Truss   (details) Prime ENG   3KB/2KB Calculates the upward forces of the truss's pin and roller. The program allows for any number of beams (minimum of 1), however, all the beams have the same mass. The lengths between the pin, the beams, and the roller can vary. By Eddie W. Shore. 2015/08/23

 Fortran IO 0.001   (details) Prime ENG   7KB/14KB Some routines that might help parse Fortran-formatted data. A work in progress that acts as a reminder of what popular formatting codes mean. Parsing these comprehensively will never be completed, but some of the simpler formats are handled. By Stephen Lewkowicz (G1CMZ). 2017/02/11

 Forward Intersection   (details) Prime ENG   3KB/2KB Calculates the third point on a triangle where the coordinates of points A (xa, xb) and B (xb, yb) are known. Also, a line towards P point is aimed from point A at angle α° and from point B at angle β°. By Eddie W. Shore. 2017/02/11

 Fractale 1.5   (details) Prime ENG   3KB/13KB Lindenmayer fractal generator. By Patrice Torchet. 2013/12/28

 Fun with Primes   (details) Prime ENG   3KB/2-4KB Small programs to calculate the sum of the first n prime numbers, the sum of the first n prime reciprocals, and the product of the first n prime reciprocals. By Eddie W. Shore. 2017/02/11

 G2048 3.4   (details) Prime ENG   7KB/17KB The popular game of 2048, where you need to add the numbers in the squares to make powers of two. By Chong Wang. 2017/06/12

 Gallery 2.3   (details) Prime ENG   90KB/25KB Provides the ability to view PNG and JPG files natively and directly on the calculator. Supports zooming and panning, including using the touchscreen. For firmware 10077 or higher. By Manuel Andrés Vélez. 2017/08/07

 Game of 15   (details) Prime   3KB/5KB You have 15 numbered squares in a grid, and you must slide them around to put them in order. By Vlad A.B. (Vlad_AB). 2017/02/15

 Gauss Jordan Utilities   (details) Prime ENG   7KB/8KB Performs operations with Gaussian reduction (elimination), extending the tools that the Prime has already (LU, pivot, ref, RREF, etc.). Contains the following tools: Pivots (an algorithm to calculate pivots that does a "partial pivoting", returning a matrix with pivots in diagonal and upper matrix), LU_ext (an extension of the lu() command, to treat also a non square matrix and echelon forms), LDLt (performs a transposition of a symmetric and square matrix into lower, diagonal and upper), LDU (a factorization of lower, diagonal, and upper for a square matrix), echelon (returns both ref(m) and RREF(m), echelon forms), and permMatrix (given a list {} or a matrix [] with the number of rows to permute, it gives the matrix of permutation). By Salvo Micciché (salvomic). 2015/08/20

 Gauss-Jordan   (details) Prime ENG   3KB/2KB Uses the Gauss-Jordan Elimination Method in a step-by-step fashion to reduce a matrix. By Eddie W. Shore. 2016/08/03

 Geocaching Coords Solver 0.18   (details) Prime ENG   11KB/31KB Solves coordinates for geocaching. By Chromos. 2017/02/11

 Geodesy API 0.33   (details) Prime ENG   19KB/47KB A collection of useful geodesy routines. Not for navigational use (estimated 14% error). By Stephen Lewkowicz (G1CMZ). 2017/02/11

 Geogame   (details) Prime ENG   163KB/168KB How well do you know your world? Touchscreen game where you are given a location and you must touch the map as close as possible to the actual location. By Mickaël Nicotera. 2017/05/02

 GeorefConverter 1.00   (details) Prime ENG ESP POR   7KB/14KB Converts UTM coordinates to geodetic coordinates and vice versa. By Carlos Campos Guerra. 2017/05/02

 Goal   (details) Prime ENG   158KB/161KB A simple goal shooting game. Just press left and right to move the player, ENTER to shoot, and ESC to quit. By Mickaël Nicotera. 2017/08/23

 Goldbach's Conjecture   (details) Prime ENG   6KB/3-10KB A pair of programs. The first one displays both the number of Goldbach partitions, and a list containing them. The second one is an attempt to plot the Goldbach "Comet", which is a plot of the number of twin prime summands, for each positive even integer, (up to a users specified number, and within calculator limitations). The plotted cometary tail gets more interesting for large numbers, (like 500), taking a correspondingly longer time to present, naturally. Author unknown. 2017/06/24

 Gompertz Curve   (details) Prime ENG   3KB/1KB Gets the Gompertz Curve, which is a type of mathematical model for a time series, where growth is slowest at the start and end of a time period. By Salvo Micciché (salvomic). 2015/08/20

 Gompertz Model   (details) Prime ENG   3KB/2KB Fits the data {y_1, y_2, y_3, … , y_m } to the curve y = a*b^c^x, where x = {0, 1, 2, 3, 4, … , m-1}. The program works best if the dimension (size) of the data set is divisible by 3. GOMPERTZ sorts the values into ascending order before calculation. The results returned is a 3 x 1 matrix of the parameters: a, b, and c. GOMPERTZ estimates a, b, and c and runs through one iteration to retrieve a better estimate, and may be modified by include additional iterations should the user desire. By Eddie W. Shore. 2016/08/06

 Gradian Toolbox   (details) Prime ENG   3KB/3KB Provides conversion from radians or degrees to gradians and vice versa. There are also the three basic trigonometric functions and their inverse functions that work directly in gradians. Author unknown. 2016/08/04

 Graph3D 2.425   (details) Prime ENG   170KB/79KB Powerful 3D graphing application. Includes rotation and tracing, with touchscreen gestures for rotation, zooming, and panning. By Han Duong (HPSolo). 2017/02/20

 Gravity 6.0   (details) Prime ENG   8KB/22KB A gravity simulator. Press shift to create a planet, alpha to create a star, and EEX to create a black hole. By Chong Wang. 2017/06/12

 Greek User Keyboard 1.0   (details) Prime ENG   3KB/4KB Links Greek letters to their most logical calculator buttons to ease operation with them without having to rely on the touchscreen. Also ENTER = solve(). By Tobias Weiß. 2016/08/02

 H2OWAVES   (details) Prime ENG   3KB/2KB Calculates wave speed, impedance, and wave flux for shallow ocean waves. By Eddie W. Shore. 2017/04/27

 Hangman 2.1.3   (details) Prime ENG   155KB/245KB Implementation of hangman, where you must guess the word before the man is drawn. By Tony Gallo. 2017/04/22

 Hat   (details) Prime ENG   1KB/1KB Plots a hat. Author unknown. 2013/12/22

 Hearts 1.2   (details) Prime ENG   9KB/25KB Play the card game of Hearts. By Chong Wang. 2017/06/12

 Hermite Interpolation   (details) Prime ENG   2KB/1KB This performs Hermite Interpolation for the 2-known points case, when we have points (x0, y0, y’0) and (x1, y1, y’1) and we want to determine y for a given value of x. The approximation of y is determined by divided differences. By Eddie W. Shore. 2016/08/04

 hex   (details) Prime ENG   3KB/1KB Outputs the internal representation of any real number in CAS. By Joseph K. Horn. 2015/08/15

 High Performance   (details) Prime   6KB/7KB Based on the game High Performance #1, written for the 48. The screen is divided into 9 rectangular parts (3*3), and each digit (1-9) corresponds to a random combination of rectangle that will be blacked out. From a white screen, you have to blacken the 9 zones. To add to the challenge, if one or more areas of the screen are already blackened from the combination of the number played, they become white again. Author unknown. 2017/05/20

 Holzer2 1.02   (details) Prime ENG   21KB/8KB This program calculates the torsional vibration of non-uniform free-free shafts by the Transfer Matrix Method according to the Holzer formulation. As a result the program delivers the natural frequencies and the corresponding normal modes together with the torsion moments distributions. The natural frequencies are determined using the bisection method for zeroes of functions calculation, so a searching interval is required. By Antonio Carlos R. Troyman. 2015/09/09

 HP Connectivity Kit 11226 (2016-12-08)   (details) Prime ENG   40633KB Windows-based software for connecting to the HP Prime calculator. By Hewlett-Packard. 2017/02/11

 HP Connectivity Kit for MacOS 11226 (2016-12-08)   (details) Prime ENG   24564KB MacOS-based software for connecting to the HP Prime calculator. By Hewlett-Packard. 2017/02/11

 HP Prime Algebra Workshop Materials   (details) Prime ENG   793KB A comprehensive 21-page PDF introducing teachers of Algebra 1 and Algebra 2 to using the Prime and the Prime Wireless Network, following the themes of the power of visualization and looking for patterns. Includes identity graphing, systems of linear equations, infinite series, powers of a binomial, the Sierpinski Triangle, and solving trigonometric equations. By Hewlett-Packard. 2017/05/02

 HP Prime AP Calculus Summer Institute   (details) Prime ENG   1435KB A comprehensive 65-page PDF explaining how to best use the Prime in an AP Calculus class. Includes lots of screenshots and detailed step-by-step directions. By Hewlett-Packard. 2017/05/02

 HP Prime AP Statistics Summer Institute   (details) Prime ENG   2546KB A comprehensive 64-page PDF explaining how to best use the Prime in an AP Statistics class. Includes lots of screenshots and detailed step-by-step directions. By Hewlett-Packard. 2017/05/02

 HP Prime Datasheet   (details) Prime ENG   404KB Promotional two-page data sheet advertising the Prime. By Hewlett-Packard. 2017/04/30

 HP Prime Datasheet (German)   (details) Prime DEU   205KB Promotional two-page data sheet, translated into German, advertising the Prime. By Hewlett-Packard. 2017/04/30

 HP Prime Exercies   (details) Prime ENG   4268KB About 50 different exercises totaling 127 pages teaching how to do common tasks on the Prime. In PDF format. By Mickaël Nicotera and Moravia Education. 2017/04/30

 HP Prime Firmware 12066 (2017-07-10)   (details) Prime ENG FRA ESP POR DEU   17177KB Firmware update file for the HP Prime. By Hewlett-Packard. 2017/07/14

 HP Prime Font   (details) Prime   95KB TrueType font for the keys of the HP Prime, useful for making documentation. By Hewlett-Packard. 2014/10/18

 HP Prime Font for LaTeX   (details) Prime ENG   73KB Font for the keys of the HP Prime, useful for making documentation, for use with TeX/LaTeX, including a configuration script and an example. By Hewlett-Packard and Han Duong (HPSolo). 2017/03/07

 HP Prime Quick Start Guide   (details) Prime ENG   1706KB HP Prime Graphing Calculator Quick Start Guide, the 52-page PDF full document included in printed form with the calculator. By Hewlett-Packard. 2017/04/27

 HP Prime Quick Start Guide (German)   (details) Prime DEU   2000KB HP Prime Graphing Calculator Quick Start Guide translated into German, the 81-page PDF full document included in printed form with the calculator. By Hewlett-Packard. 2017/04/30

 HP Prime Skins 4.0   (details) Prime ENG   1286KB New set of skins for the Prime emulator, designed for Firmware 11226. Includes two horizontal versions and one vertical version, each with three color variations. By Dante Camargo. 2017/02/16

 HP Prime Technology Corners   (details) Prime ENG   5522KB A set of PDFs explaining how to do various statistical operations on the Prime. Aimed at AP Statistics students. By Hewlett-Packard. 2017/04/30

 HP Prime Toolbox 1.0   (details) Prime ENG DEU   482KB/840KB A simple toolbox for the Prime, with a screen test and other functions. By Noah Wagner and others. 2014/10/18

 HP Prime Tutoriaux   (details) Prime FRA   6250KB Comprehensive set of tutorials for learning to use the HP prime. 187 page PDF document. By Mickaël Nicotera. 2017/04/30

 HP Prime User Guide   (details) Prime ENG   5034KB HP Prime Graphing Calculator User Guide, the 616-page PDF full document included on the CD with the calculator. By Hewlett-Packard. 2013/10/05

 HP Prime User Guide (German)   (details) Prime DEU   5570KB HP Prime Graphing Calculator User Guide translated into German, the 694-page PDF full document included on the CD with the calculator By Hewlett-Packard. 2017/04/30

 HP Prime Virtual Calculator Emulator 11226 (2016-12-08)   (details) Prime ENG FRA ESP POR DEU   128624KB Emulator (technically a simulator, since it is a native PC program) of the HP Prime Graphing Calculator for Windows. Lets you do everything the calculator does, but with the full control of your keyboard and mouse and taking full advantage of your PC's computing power. By Hewlett-Packard. 2017/02/11

 HP Prime Virtual Calculator for MacOS 11226 (2016-12-08)   (details) Prime ENG   34024KB Emulator (technically a simulator, since it is a native PC program) of the HP Prime Graphing Calculator for MacOS. By Hewlett-Packard. 2017/02/11

 HP-Prime CAS+ 0.0.6c   (details) Prime ENG ESP   215KB/10KB Library functions for the symbolic mode (CAS) of the Prime. By Jaime Fernando Meza Meza (CompSystems). 2014/10/18

 I Wanna 4.14 Beta   (details) Prime ENG   144KB/74-554KB Implementation of "I Wanna Be The Guy". The parameters and graphics are almost the same as the original Windows game. However, many functions such as platforms are not included for performance reasons, and the collision contact is also not as well implemented as the original one. By Chong Wang. 2017/07/04

 IB Diploma Programme Exam Mode   (details) Prime ENG   756KB/2KB Sets the Prime into the appropriate exam mode for International Baccalaureate (IB) exam use. By Moravia Education. 2017/04/30

 Iconmaster Tetris   (details) Prime ENG   7KB/23KB Another simple Tetris implementation. Author unknown. 2017/02/16

 IFS Prime 0.2   (details) Prime ENG   142KB/47KB Creates Iterated Function System (IFS) Fractals with touch zoom in/out. There are 16 built-in definitions, plus users can store custom definitions in L0 to generate their own images. By Wes Loewer. 2013/12/22

 IMC - Indice de massa corporal 0.91   (details) Prime POR   90KB/296KB Sample program to calculate the BMI (Body mass index), showing figures of the characters of the Simpsons for each weight range. By João Leonardo Rozsas. 2015/07/26

 Impedance Calculator   (details) Prime ENG   3KB/13KB This program is aimed at Basic Electronics, and uses a friendly interface to facilitate data entry. Use the Navigator key to select your option like Series, Parallel, or tap the box beside it twice to check the box. Tp the Freq box, enter a frequency (for example, 12000) then tap box R, RC, RL, LC or RLC twice followed by [OK]. For example, for RLC, enter your values R=200, L=.002, C=2.5 EEX -6, and [OK], and the result will display XL, XC, Zr (Z in Rect.), Zp (Z in Polar), Yr (Y in Rect.) and Yp (Y in Polar). By Bernard Michaud. 2016/08/06

 Impedance of an RLC Circuit   (details) Prime ENG   4KB/3-6KB Two functions to calculate the total impedance of the circuit, and its magnitude in ohms, the phase angle in a circuit in degrees, and the current of the series in amps, one for series circuits and the other for parallel circuits. By Eddie W. Shore. 2015/08/23

 Interpolacion 1.0   (details) Prime ESP   2KB/5KB Does single and double interpolation. By Alvaro De León Glz. 2017/02/10

 Interpolator 1.0   (details) Prime ENG   360KB/3KB Helps you interpolate or extrapolate values using the the equation of the line passing through two different points. By Marco Antonio Rivera Villacorta. 2017/02/10

 Invader   (details) Prime ENG   14KB/43KB The classic Space Invaders game. Shoot the aliens before they shoot you. Author unknown. 2014/01/09

 Invader 3.1.4   (details) Prime ENG   22KB/46KB Clone of the famous game Space Invaders, where you must shoot the aliens before they shoot you. Also includes a level editor and a sample level. By Chong Wang. 2017/06/12

 IP Calculator 0.3   (details) Prime ENG   3KB/8KB A simple IP calculator. By Massimo A. Santin. 2014/10/18

 Itema 1.01   (details) Prime ESP   4KB/6KB Changes the theme of the calculator. By Carlos Campos Guerra. 2017/02/21

 Jacobian   (details) Prime ENG   2KB/1KB CAS program that calculates the Jacobian of a Matrix. By Salvo Micciché (salvomic). 2015/08/20

 Jeu du nombre mystère (plus ou moins)   (details) Prime FRA   1KB/1KB Number guessing game. By Mickaël Nicotera. 2013/10/05

 Joe's Prime Pix   (details) Prime ENG   14286KB/117+KB A collection of 144 colorful pictures to load onto your Prime to show off its power to your friends! By Joseph K. Horn. 2014/01/11

 Julia 1.0   (details) Prime   3KB/5KB Inspired by the Mandelbrot generator, this has been modified to display the Julia set. By Wolfgang Weber. 2014/10/18

 Keystroke Programming Simulator Beta   (details) Prime ENG   564KB/25KB Contains two programs: editmacro and runmacro. They bring the powerful keystroke RPN (Reverse Polish Notation) programming to the HP Prime. If you are familiar with the Hewlett Packard programming calculators (HP 65, 67, 12C, 15C, 35S, and a whole lot more), you will feel at home using this program package. By Eddie W. Shore. 2015/08/15

 Kinematics 1.0   (details) Prime ENG   367KB/1KB A Solve library for solving Kinematics problems. It contains the four main equations. By Michael Carey. 2014/10/18

 Knife 6.1   (details) Prime ENG   11KB/33KB Similar to Fruit Ninja. Use your mouse to operate. Red circles are bombs, so you should avoid cutting them. By Chong Wang. 2017/06/12

 Ladder 1.1   (details) Prime ENG   178KB/5KB This program will solve 2, 3, 4 Loop AC and DC circuits with ladder networks. It makes use of matrix M1 and M2 to facilitate entry of real and complex numbers. By Bernard Michaud. 2016/08/06

 Landlord 2.1   (details) Prime ENG   17KB/57KB Card game of Landlord. By Chong Wang. 2017/06/12

 Last Digit Composite   (details) 38 Prime ENG   2KB/1KB Inserts symbolics in the Sequence App to produce the sequence of numbers having right-most digit composite. This is A262389. By Gerald Hillier and Didier Lachieze. 2017/09/20

 LCalculus 0.2   (details) Prime ENG   83KB/14KB Lambda Calculus expression evaluator based on the Spreadsheet app. Use the spreadsheet as a dictionary of lambda expressions, each named with an ID. Perform evaluations by specifying 2 or 3 IDs to be applied to each other. This version uses De Brujin indices instead of normal notation. The next version will use De Brujin indices behind-the-scenes. Various expressions are included. Church Numerals are recognized automatically. This version is also limited to performing applications with 2 or 3 terms; a future version will support free-form entry of terms (using ID, not lambda expressions) for evaluation. By Brian L. O'Dell. 2014/10/18

 LibAssoc 0.801   (details) Prime ENG   6KB/11KB Powerful list processing tool, which adds the concept of associative lists, where you can store values based on names rather than just numbers. Requires libList. By primer. 2017/09/20

 libhpcalcs 0.0.1   (details) Prime ENG FRA   1561KB FLOSS third-party Prime connectivity kit aimed at Windows, Linux and MacOS X (and possibly FreeBSD and derivatives as well). Currently can do the following from a command-line interface: sending files; receiving files; receiving backups; receiving screenshots; getting undecoded information about the calculator, including firmware version; setting the calculator's time; triggering some form of "ready" check, or something like that; sending keypresses. By Lionel Debroux. 2013/12/28

 libList 1.0   (details) Prime ENG   4KB/6KB Collection of tools for list processing, including L_GET (get an item), L_SET (change an item), L_INS (insert an item), L_DEL (remove an item), L_MAP (call a function on each item), ARR2LST (convert vector or matrix to a list), LST2VECT (convert a simple list to a vector), and SPLIT (split a string into a list). By primer. 2017/02/11

 LibMenu 3.0   (details) Prime ENG   7KB/8KB Small library for easy menu handling. Author unknown. 2017/02/11

 Light Spectrum   (details) Prime ENG   1KB/2KB Diagram of the spectrum of visible light. By Mickaël Nicotera. 2013/10/05

 Lights Out   (details) Prime ENG   8KB/41KB Game where you must turn out all the lights. By Ariel Palazzesi. 2014/01/09

 Lindenmayer Fractals   (details) Prime ENG   8KB/22KB Uses the Lindenmayer System to build fractals on screen, with 28 Lindenmayer fractals. May only work with older ROM versions. By Patrice Torchet. 2014/10/19

 Line Integral and Curvilinear Integral   (details) Prime ENG   3KB/1KB Two little CAS programs to calculate line integral (vector functions) and curvilinear integral (scalar function). These programs work with 2 or 3 components (parametric expression: [r(t), r(t), r(t)] or [r(t), r(t)]). By Salvo Micciché (salvomic). 2015/08/20

 Linear Solver+   (details) Prime ENG   134KB/3KB Uses RREF to solve linear equations, supporting both real and complex numbers. It can also solve larger than 4x4, but the interface is less friendly for this since larger systems are used less frequently in electronics circuits, which this program was designed for. By Bernard Michaud. 2016/08/04

 Linear Solver+ App   (details) Prime ENG   4KB/13KB Linear solver app similar to the LSX program, in that it can also solve Complex Linear Equations in 2x2 and 3x3. Useful for those in the Electrical/Electronics field. By Bernard Michaud. 2016/08/06

 Lock Screen 2.3   (details) Prime ENG   6KB/16KB Simulates a lock screen where you must enter a pattern to unlock, similar to what Android has. By Chong Wang. 2017/06/12

 LSX Linear Solver   (details) Prime ENG   3KB/10KB Mimics the Linear Solver APP, however it can also solve Complex Linear Equations in 2x2 and 3x3. Useful for those in the Electrical/Electronics field. By Bernard Michaud. 2016/08/06

 Lunar Lander   (details) Prime ENG   1941KB/19KB The lunar lander is 500 ft above the moon with a downward velocity of 50 ft/s and has 120 units of fuel. The height, velocity, and remaining fuel are displayed. The program will pause for up to 60 seconds. Enter the number of units of fuel you wish to burn during the next second, then press the Enter key. The new height, velocity and remaining fuel are displayed. The maximum amount of fuel you can burn at one time is 30 units. Adapted from the Rocket program in Basic Computer Games, MicroComputer Edition, 1978 by David H. Ahl. Author unknown. 2017/02/11

 Machine de Galton   (details) Prime ENG   1KB/2KB A bean machine to demonstrate the central limit theorem. By Mickaël Nicotera. 2013/12/22

 Magic Tower   (details) Prime ENG   413KB/620KB An adventure game where you must explore a tower, fight enemies, collect keys, and buy powerups. By Chong Wang. 2017/06/12

 Magic Tower 50   (details) Prime ENG   269KB/354KB An adventure game where you must explore a 50-level tower, fight enemies, collect keys, and buy powerups. Has a lot of text in Chinese. By Chong Wang. 2017/06/12

 Magnifying Glass 0.3   (details) Prime ENG   44KB/3KB Shows a magnifying glass which help you to see individual pixels better. You can start it using Shift-USER M in every program. Contains full source code with detailed comments, which demonstrates mask operations with GROBs (DIMGROB_P, GROBW_P, GROB_H, BLIT_P, loading of PNGs to G1-G9). Author unknown. 2015/10/24

 Mandelbrot   (details) Prime ENG   47KB/5KB This is a very basic and straight forward approach to programming the Mandelbrot set on the Prime. It just shows how programming and using complex numbers/variables in a program work on the Prime. It is in no way optimized for speed, neither mathematically nor in terms of implementation. Also, it's not a Prime App (thus not using the Symb/Plot/Num and their Setup keys) and has no interactivity (like zooming) at all. The area of the Mandelbrot set is defined by setting the corresponding variables in the source code. Take it as a starting point for your further explorations, be it in Prime programming or in math. And feel free to expand it and maybe make an App out of it with interactivity. By Stefan Wolfrum. 2013/12/22

 Mastermind 1.2.3   (details) Prime ENG   70KB/17KB Well-done implementation of the famous code-breaking game. Each code peg can be one of 6 colors or vacant if you choose that option. When you submit your guess, black and white key pegs will provide feedback. By Tony Gallo. 2017/02/15

 MAT 1105 FNI 1.0   (details) Prime ESP   16KB/238KB Numeric math application with functions for bisection, fixed point, Newton-Raphson, and more. By Rocha Caceres Santiago. 2016/08/02

 Matrices: Adjoint and Cofactors   (details) Prime ENG   2KB/1KB A little program to get the adjoint matrix and cofactor matrix of a given matrix. By Salvo Micciché (salvomic). 2015/08/20

 Matrix Calculation of Structures   (details) Prime ENG   1336KB/33-142KB Set of four spreadsheets to do calculations on Articulated Structures, Reticulated Structures with rigid nodes, Structures Mixed, with nodes rigid and articulated, and Gratings when the forces are applied perpendicular to the beams, such as decks. Each spreadsheet calculates the stiffness matrix of the beams, the translation and rotation matrix, and you can assembly the stiffness matrix of the structure. Author unknown. 2015/08/19

 Maze 3D 1.6   (details) Prime ENG   8KB/21KB A 3D game where you need to eat 3 red diamonds and then eat the cyan diamond to win. Press alpha to step forward and shift to go backward, and use the touchscreen to look around. By Chong Wang. 2017/06/10

 Mechanical Engineering Programs   (details) Prime ENG   3KB/1KB A set of mechanical engineering programs to calculate the cross section area of a cylinder, the maximum bending moment on a cylinder at yield, the collapse pressure on a 75/80/110 KSI yield pipe, von Misses stress, yield pressure, shear area and bearing area on acme threads, gross margin when cost and price are known, price when cost and gross margin are known, and future value when present value, interest per year, and period in year are known. By Djajadi Susastra. 2015/08/20

 Memory   (details) Prime FRA   6KB/11KB A little memory game, where the numbers 1 to 9 appear on the screen and are hidden by rectangles. Author unknown. 2017/02/15

 Mersenne Twister   (details) Prime ENG   4KB/6KB An implementation of the Mersenne Twister, for random number generation. By Keith Barkley. 2017/02/11

 Métodos Numéricos H&WLabs 1.1   (details) Prime ESP   8KB/50KB Solves numeric methods. Uses the Newton-Raphson method, the fixed point method, the Newton bisection method, the secant method, and the false position method. Shows the intermediate steps and the final result. By Hebert Poma Vidal. 2016/09/11

 MICROSTRIP   (details) Prime ENG   3KB/8KB This program is used to calculate the impedance of a Surface Microstrip. For example, in the case of Z=~50 ohms, Er=4, W=1.5162 mm, T=0.035 mm, H=0.794 mm, you can enter any 4 values and solve the unknown. By Bernard Michaud. 2016/08/06

 Minehunt   (details) Prime ENG   7KB/10KB Implementation of the Minehunt game from the 48 series. By Lars Fredriksson. 2017/02/15

 MinePrime 4.0   (details) Prime ENG   131KB/1278KB A 2D Minecraft game, though still early in the development process. By Alex GT. 2017/02/15

 Minesweeper 1.4.3   (details) Prime ENG   69KB/39KB Faithful touch-based implementation of the mine hunting game. By Tony Gallo. 2017/02/15

 Moments of Inertia   (details) Prime ENG   2KB/1KB Program to calculate moments of inertia, and also demonstrates the use of CHOOSE and CASE. By Eddie W. Shore. 2014/10/22

 Moon Phase   (details) Prime ENG   2KB/2KB Calculates the decimal percent of the phase of the moon for a given date. By Eddie W. Shore. 2017/06/24

 Moon Phase 1.0   (details) Prime ENG ESP   603KB/2KB Calculates moon phase for a given date and then displays it adding some random speckles. Detailed instructions on how to install and use in English and Spanish. By Emiliano Llano Díaz. 2014/10/18

 MOVEM   (details) Prime ENG   10KB/10KB Simple game where the objective is to collect dollar signs (coins) to unlock the boundary at the top of the screen to allow access to the goal. Trees block your progress. Avoid the purple foes at all times, one touch and it's over! One purple foe jumps around randomly while two fly horizontal. By Eddie W. Shore. 2014/10/19

 MPINVERT   (details) Prime ENG   2KB/1KB Also known as a pseudoinverse, calculates the Moore-Penrose inverse of a matrix, denoted by A^+ (capital A with a supersubscript of a plus sign), is an inverse of matrix. Different from the "true" matrix inverse, the Moore-Penrose inverse allows for non-square matrices. Primarily, the Moore-Penrose inverses are calculated is assist in solving linear least-square equations. By Eddie W. Shore. 2015/08/20

 Multinomial Coefficient   (details) Prime ENG   3KB/1KB Two versions of a program to calculate multinomial coefficients. The program accepts an integer for "n" (total of k) and a list with brackets {} for the list of the k (like {1,4,4,2}) and gives an integer that represents permutations in a multi set. By Salvo Micciché (salvomic). 2015/08/20

 Net Present Value   (details) Prime ENG   2KB/1KB Calculates Net Present Value. By Eddie W. Shore. 2014/10/22

 Newton's Method   (details) Prime ENG   3KB/1KB Uses Newton's Method to compute the root of a function f(x) using linear approximations of f(x) via tangent lines. By Han Duong (HPSolo). 2014/10/22

 Nice Integer Eigenvectors   (details) Prime ENG   6KB/10KB Gives you nice integer eigenvectors for 2x2 and 3x3 matrices rather than the normalized ones given by the EIGENVV program. Author unknown. 2015/08/20

 Normal Law   (details) Prime FRA   1KB/2KB Statistics program, where you enter the standard deviation and a guess. By Mickaël Nicotera. 2017/04/27

 Notepad++ HP PPL Support   (details) Prime ENG   47KB User defined language file and autocompletion (API) file for Notepad++ for the HP Prime Programming Language (HP PPL). The Connectivity Kit is sometimes awkward and not very user friendly (with no support for find/replace), making Notepad++ a much more friendly choice. These files not only add syntax highlighting but also documentation for nearly 600 functions, showing the parameter syntax and detailed descriptions as the code is typed. By Eric Rechlin and Juerg W. Buser. 2016/08/05

 Number of Triangles Puzzle   (details) Prime ENG   50KB/3KB The program calculates the number of triangles in a geometric figure. Number all the intersection points and tell the calculator the interconnected points, and it will determine how many triangles it makes. Author unknown. 2016/08/06

 Observatories 0.001   (details) Prime ENG   6KB/12KB Attempts to parse the observatories file from the Minor Planets Centre and map their locations. By Stephen Lewkowicz (G1CMZ). 2017/02/11

 Orbital Elements   (details) Prime ENG   4KB/3KB Given the radius vector, velocity vector, and canonical units, produces the angular momentum vector, the node vector, inclination angle of the satellite, and longitude angle. By Eddie W. Shore. 2015/08/23

 Orthogonal Matrix Test   (details) Prime ENG   2KB/2KB Tests whether a square matrix is orthogonal, using the formula M * M^T = M^T * M = I. By Eddie W. Shore. 2017/02/11

 Parabolic Coordinates   (details) Prime ENG   3KB/3KB Converts between parabolic coordinates (μ, v, ϕ) and rectangular coordinates (x, y, z). By Eddie W. Shore. 2017/03/05

 Parabolic Cylindrical Coordinates   (details) Prime ENG   3KB/3KB Converts between parabolic cylindrical coordinates (μ, v, ϕ) and rectangular coordinates (x, y, z). By Eddie W. Shore. 2017/03/05

 Parallel Combination of Resistors 1.0   (details) Prime ENG   1KB/1KB Calculates the parallel combination of resistors. Takes as input a list of resistors and outputs the equivalent resistance. By Michael Carey. 2013/12/22

 PDQ Algorithm   (details) Prime ENG   5KB/1KB PDQ finds best rational approximations, with infinite precision. This means it finds the two smallest integers whose ratio is equal to some target real number plus or minus some desired tolerance. In other words, it finds the simplest fraction in any given interval. Unlike other methods, it always finds the unique best answer, and uses the infinite precision of CAS long integers. By Joseph K. Horn. 2015/08/19

 Pentaminos   (details) Prime ENG FRA ESP   17KB/99KB Tiling a Rectangle 5xN by Pentominoes. Seeks solutions (and registers in a spreadsheet), displays solutions, and rebuilds a specified solution. By Michel Déchamps. 2014/10/19

 Perfect Christmas Tree   (details) Prime FRA   2KB/2KB Performs common calculations related to putting up a Christmas tree. By Mickaël Nicotera. 2015/08/15

 Perimeter of an Ellipse   (details) Prime ENG   3KB/1-2KB Uses a converging iteration technique ported from a QBASIC program by Gérard P. Michon to calculate the perimeter of an ellipse. Also includes a version using integration that is slightly more accurate. By Joseph K. Horn and Wes Loewer. 2016/08/06

 Periodic Table   (details) Prime ENG FRA   83KB/22KB A simple keyboard-controlled periodic table of the elements. PDF documentation. By Mickaël Nicotera. 2013/12/22

 PGCD étendu   (details) Prime FRA   1KB/1KB Extended Euclidean algorithm program. By Mickaël Nicotera. 2013/10/05

 Physical Constants   (details) Prime FRA   1KB/2KB Library of physical constants. By Mickaël Nicotera. 2013/10/05

 Physics and Electronics   (details) Prime POR   324KB/721KB A large menu driven system with many formulas and diagrams for physics and electronics, including Karnaugh maps, resistor calculations, Zener diodes, and more. Author unknown. 2017/02/11

 Pipe Flow   (details) Prime ENG   13KB/91KB Calculate N, Q, S, Dia, or y/D for partially full pipes using Manning's Equation in English or Metric units. The program also computes the corresponding velocity. The depth of flow ratio, y/D, is solved by numerical analysis using the secant method. Where there are two solutions, only the first solution between 0 < y/D < 0.9381 is reported. When solving for the diameter, the calculated diameter and diameter rounded to a standard size are given. Author unknown. 2015/08/19

 Pipe Flow 3.0   (details) Prime ENG   993KB/14KB Calculates either the depth or flow rate for open channel flow in circular pipes using Manning’s Equation in English or Metric units. The depth is calculated by a trial and error process. This program is a conversion of an old FORTRAN program that was printed in Schaum’s Solved Problems in Fluid Mechanics & Hydraulics, 1989. Inputs are UNITS, 0 for English units or 1 for Metric units; DIAM, diameter in inch or millimeters; D, depth in inch or millimeters; S, slope in decimal form, such as 0.005; N, Manning n value; Q, flow rate in ft^3/s or m^3/s. Author unknown. 2017/02/11

 Pitch vs Angle   (details) Prime ENG   3KB/2KB Calculates the pitch and angle of various roof heights. The pitch of a roof is the number of inches of vertical rise per 12 inches. For example: a roof of 3/12 is pitch is a roof that rises 3 inches for every 12 horizontal inches. This program demonstrates the angle computer given different roof pitches. You control the rise, anywhere for 0.5 ft to 12 ft. Use the up and down arrow keys to control the rise. By Eddie W. Shore. 2017/02/11

 Plants vs Zombies 1.6   (details) Prime ENG   24KB/42KB Similar to the popular phone game, where you control the plants and must protect the garden from zombies. By Chong Wang. 2017/06/12

 Platonic Solids   (details) Prime ENG   6KB/3KB A set of routines to calculate the volume and surface area of the following solids: tetrahedron, hexahedron, octahedron, dodecahedron, and icosahedron. By Eddie W. Shore. 2017/02/11

 Poker   (details) Prime FRA   1KB/1KB Poker game. By Mickaël Nicotera. 2013/10/05

 Polynomial Homogeneous Test   (details) Prime ENG   2KB/1KB A polynomial is homogeneous if all of the nonzero terms has the same degree. This CAS program tests a polynomial of four variables x, y, z, and t and their combinations (x*y, x*z, x*y*z, etc). If the polynomial in question is homogeneous, the program returns a 1 (for true), otherwise 0 is returned (for false). By Eddie W. Shore. 2016/08/06

 Polynomial Interpolation   (details) Prime ENG   2KB/2KB A one-line program, to find an interpolated value using a polynomial interpolation function to a set of data points. Author unknown. 2017/02/11

 PolySolver   (details) Prime ENG   3KB/5KB Solves polynomials. By Mickaël Nicotera. 2017/04/27

 Pong   (details) Prime ENG   146KB/266KB A pong game. You can play against a second player or against the calculator. There are four different styles available, including retro and modern. By David Traum. 2017/08/17

 Pong 0.1   (details) Prime ENG   18KB/38KB The famous PONG game, now available on the Prime. Features: 3 modes (1 Player, 2 Players, and demo), 3 difficulty levels (beginner, intermediate, expert), and black and white graphics for the real retro feeling. By Jurgen Keller. 2014/10/18

 Power of Ten   (details) Prime ENG   3KB/2KB Very simple program to convert Power of Ten units. By Bernard Michaud. 2017/02/11

 Pres   (details) Prime ENG   2KB/1KB Calculates parallel resistance accurately, avoiding catastrophic accumulation of roundoff errors in all but pathological cases (e.g. many large numbers). It's so simple that it can be entered as a user function. By Joseph K. Horn. 2015/08/23

 Prime and Xcas Examples of Solver   (details) Prime ENG   187KB/3KB Examples of the solver commands from Xcas for the Prime By Jaime Fernando Meza Meza (CompSystems). 2017/07/24

 PrimeComm 0.9 Beta 22   (details) Prime ENG   3467KB Alternative communication program for transferring data between a Windows (.NET 4.0) computer and the HP Prime. By Erwin Ried. 2014/10/18

 PrimeComm Source Code 0.9 Beta 22   (details) Prime ENG   11490KB Source code for an alternative communication program for transferring data between a Windows (.NET 4.0) computer and the HP Prime. By Erwin Ried. 2014/10/18

 PrimeFX   (details) Prime ENG   11KB/47KB A versatile paint app with many functions like a large canvas, different brushes, geometric shapes, text, filling and much more. By David Traum. 2017/08/16

 PrimeMon 1.3   (details) Prime ENG   160KB Windows program which interacts with the HP Connectivity Kit and the HP Prime Virtual Calculator, monitoring when programs are changed, to allow much more useful error messages to be shown when there is a syntax error when saving program code after editing it in the Connectivity Kit text editor. By Erwin Ried. 2017/04/15

 PrimeSkin 0.1 b4   (details) Prime ENG   50KB Skin editor for the HP Virtual Prime Emulator. By Erwin Ried. 2014/10/18

 Primitive Roots   (details) Prime ENG   6KB/6KB A set of three tools for dealing with primitive roots. One returns the smallest primitive root, one returns a list of all primitive roots, and one returns the next primitive root that is larger than the given value. Author unknown. 2015/09/07

 Program Search 0.3   (details) Prime ENG   13KB/5KB Program to search inside current program text, all programs, current note text, and all notes. Author unknown. 2015/10/24

 Program UNDO 0.1   (details) Prime ENG   2KB/2KB Saves the current version of a program while editing it, using user keys. Restores saved version (UNDO changes). Second call also allows to rollback UNDO operation (REDO). Author unknown. 2015/10/24

 Programming Helper   (details) Prime ENG   10KB/4-31KB Collection of programs to assist one in programming, containing a group of characters and units which are not available in the editor, which you can copy and paste from the note file to your program. By Bernard Michaud. 2017/02/10

 Programming with Spreadsheet   (details) Prime ENG FRA ESP   559KB/739KB Shows how to program the spreadsheet of the Prime. Includes as an example a periodic table of elements. By Michel Déchamps. 2014/10/19

 PTable   (details) Prime ENG   1676KB/255KB Advanced periodic table based on the Touch Periodic Table of Elements. Full source code included, extensive documentation, and English and German versions. By Juerg W. Buser. 2015/07/26

 Pythagorean Triples   (details) Prime ENG   2KB/2KB Calculates a Pythagorean triple. A Pythagorean triple is a set of three positive integers A, B, and C that represent the lengths of a right triangle, with C being the hypotenuse. Hence, A^2 + B^2 = C^2. By Eddie W. Shore. 2017/02/11

 QPI 4.3   (details) Prime ENG   19KB/10KB HP Prime port of QPI 4.3 (originally for the HP 48 series). Approximates any floating point numbers by a rational number, square root, multiple of PI, exponential or a logarithm depending on which approximation seems best. By Han Duong (HPSolo) and Mika Heiskanen. 2013/12/22

 QTM   (details) Prime ENG   2KB/1KB Tools for working with quaternions in 2x2 matrix form. By Eddie W. Shore and Salvo Micciché (salvomic). 2016/08/03

 Racer V32   (details) Prime ENG   71KB/97KB Outrun style racing game, with amazing graphics, just like the old Sega game. By Mark Power. 2017/02/16

 Radioactive Wastes   (details) Prime ENG   115KB/24KB Looks similar to Sokoban but is actually fairly different. There are four kinds of objects: blue cold waste (after pushing it, it will roll until it hits a barrier), red warm waste (comes from a combination of two or more cold waste and cannot be moved), animated red critical mass waste (cold waste or warm waste can change into critical mass when it touches the critical mass), and boxes (you can push them and they will not roll). By Piotr Kowalewski. 2015/10/24

 Rational functions Polynomial expansion   (details) Prime ENG   3KB/5KB Does polynomial expansion of rational functions with partfrac and cpartfrac. Author unknown. 2015/10/24

 Resistencia Para LEDs   (details) Prime ESP   2KB/1KB Calculates the current limiting resistor for a given number of LED diodes in series. By Ariel Palazzesi. 2014/10/19

 Rigidez Condensada 1.01   (details) Prime ESP   6KB/12KB Calculates the condensed stiffness matrix and the general matrix for a typical framing system, assuming all elements are fully flexible. By Carlos Campos Guerra. 2017/02/21

 Rigidez General 1.0   (details) Prime ENG ESP POR   13KB/29KB Calculates the global stiffness matrix of a system whose elements are completely flexible. By Carlos Campos Guerra. 2017/05/20

 Roman   (details) Prime ENG   2KB/1KB Converts an integer to Roman number By Lars Fredriksson. 2014/10/22

 Rotating Graphics Objects   (details) Prime ENG   2KB/2KB Shows how to rotate graphics objects, useful for rotating text within a program, including sample code of how to use it. By Erwin Ried. 2017/03/11

 RPL 0.5 Alpha 6-Aug-17   (details) Prime ENG   217KB/806KB An early alpha release of a full RPL environment that runs on the Prime. The goal is to emulate the RPL functionality of the 48/49/50, while reusing as much of the existing Prime environment as possible. By Jim Vaccaro. 2017/08/07

 RPN Keystroke Simulator 1.0   (details) Prime ENG   602KB/28KB Offers 47 equations for HP Prime's Solver App. Just run the eqlib program, select the category that you are interested in, and select the equation within that category and you are off and running. Categories include: Geometry (areas, volumes, surface areas), Finance (monthly loans, sales tax, break-even), Temperature Conversion (Fahrenheit to and from Celsius), Physics: Problems of Motion (linear distance, circular motion, pendulums, terminal & escape velocity), Sound (speed of sound, Doppler effect, loudness), Optics (Lens and Snell equations, spherical refraction), Electronics (2 resistors series and parallel, thermal noise, Ohm's Law), Astronomy (parallax, luminosity, Kepler's 3rd Law, time dilation), Great Circle Calculations, Angle of Incidence Calculations, Gases (Ideal and Boyle's Gas Laws, heat capacity, air density, isothermal expansion), and Fluids (depth pressure, fluid flow, Bernoulli's Equation). By Eddie W. Shore. 2015/10/24

 RTable 1.0   (details) Prime ENG   153KB/86KB The functions contained in this program use the Spreadsheet application to provide an analog of the Data Frame object in the R language and environment for statistical computing and graphics. In particular, the functions provide a means of loading a spreadsheet from a CSV file and saving spreadsheet content to a CSV file. Additional table management functions are provided, for example to add or remove rows or columns. RTable uses the RFC standard for CSV files, but you can specify changes such as a different field delimiter character (e.g. tab) or fixed-column fields. You can choose which attribute of a cell to load or save, such as name or formula, but only values are loaded correctly in this release. A small number of frame related functions are provided, like names and ncol. Comprehensive PDF documentation included. By Mark A. Fleming. 2016/08/06

 Runge Kutta 4th Order Method   (details) Prime ENG   3KB/1KB Two functions for solving differential equations using the Runge Kutta 4th Order, one that takes all five arguments as parameters and the other that uses an input box. By Eddie W. Shore. 2015/08/23

 SAMPLE   (details) Prime ENG   1KB/1KB Generate a list of random integers from 1 to N using sample without replacement. By Eddie W. Shore. 2013/10/05

 Saving Space In Games   (details) Prime ENG   3KB/1KB Explains how to save space in games by using a run-length encoding method of compression for graphics. By Patrice Torchet. 2014/10/22

 SCHIP Emulator   (details) Prime ENG   17KB/34+KB SCHIP emulator, including Pong, Space Invaders and Tetris ROMs as samples. Some games don't work as expected, but it should play many CHIP and SCHIP games. By Mark Power. 2015/08/19

 Section 2.0   (details) Prime ENG   51KB/2KB Calculates some geometric properties for figures made from rectangles, like W section or so. By Rafael H. Padilla V.. 2014/10/19

 Series and Parallel Impedance Solver   (details) Prime ENG   2KB/3KB Calculates both series and parallel impedance, and allows you to accumulate resistors by building on prior calculations. By Bernard Michaud. 2017/02/10

 Setting Auto Shutoff 1.0   (details) Prime ENG   10KB/8-10KB A program to make it easy to set the auto shutoff period, using a slider. Also includes a slightly newer version without the slider. By Wolfgang Kühn and others. 2017/02/11

 Shewhart X-Bar Chart   (details) Prime ENG   4KB/3KB Given a matrix, XCHART generates five variables that describe the parameters of a Shewhart X-bar chart for quality control purposes. Two limits, upper and lower, are determined, set 3 deviations from the mean, set the boundaries in which a process can vary and still allow the process to be in control. By Eddie W. Shore. 2017/08/26

 Shuttle 1.0   (details) Prime ENG   52KB/168KB Draws a space shuttle. Vector data was converted from an old AutoCAD DWG file. By Jurgen Keller. 2014/10/18

 Sierpinski   (details) Prime ENG   1KB/1KB Sierpinski's triangle generator. By Mickaël Nicotera. 2013/10/05

 SIM8080   (details) Prime ENG   13KB/74KB Simulates the 8080 microprocessor. Author unknown. 2016/08/06

 Simon 1.2.1   (details) Prime ENG   49KB/15KB Implementation of Simon Says, where you must repeat the pattern shown to you. By Tony Gallo. 2017/02/15

 Simple Interest   (details) Prime ENG   5KB/10KB Calculates simple interest (with inverse formulas) both for actual year and financial year (365 or 360 days). It can even calculate a difference between two dates and use it (as n) to calculate interest. By Salvo Micciché (salvomic). 2015/08/23

 Simple Logistic Regression   (details) Prime ENG   2KB/2KB Attempts to fit two lists of data (X, Y) to the equation y=1/(A+B*e^(-x)) by using the translation: X’ = e^-X and Y’ = 1/Y and performing linear regression analysis on X’ and Y’. This is good for all data except when y = 0. By Eddie W. Shore. 2017/04/22

 Simple Strengths Utilities   (details) Prime ENG   12KB/34KB Various separate programs to perform some engineering calculations, for Strength of Materials, including Second Moment of Inertia, Common Dimensions, Complex Stress Systems Calculation, Equivalent Torque and Moment, Moment Calculation, Rosettes, Thinwalled Pressure Vessel, and more. By Brad Woollon. 2017/04/30

 Simplex 1.0   (details) Prime ENG   692KB/15KB Linear programming by the Simplex 2 phase method. Author unknown. 2017/02/16

 Simplex 20.13   (details) Prime ENG   663KB/88KB Solves linear programs using the simplex method, providing a pure integer solution, or a mixed integer, continuous and binary solution. Lets you save and reload data, set target Z value, import data from spreadsheet, and use user definable variable names. Author unknown. 2017/02/11

 SIMPRULE   (details) Prime ENG   2KB/1KB Using Simpson's Rule, approximates the integral of f(X): ∫f(X)dX=h/2*(f(a)+2*Σf(x_E)+4*∑f(x_O)+f(b)) where a is the lower limit, b is the upper limit, n is the number of intervals and is even, h is (b–a)/n, x_E is a+h*I where I is from 1 to n-1 and I is even, and x_O is a+h*I where I is from 1 to n-1 and I is odd. By Eddie W. Shore. 2016/08/06

 Simulateur Probas   (details) Prime ENG FRA   3KB/5KB Probability simulator. By Mickaël Nicotera. 2013/12/22

 Singular Value Decomposition   (details) Prime ENG   15KB/42KB Computes the singular value decomposition of a matrix. It additionally provides the commands diag2 (diagonal), pinv (pseudo-inverse), qrp (permutation/unitary/upper triangular), and lqp (permutation/unitary/lower triangular). By Han Duong (HPSolo). 2017/02/11

 Sinus Ranger   (details) Prime ENG   9KB/32KB A 2D open world game similar to Minecraft. You can explore an infinite world with varying terrain, build with different kinds of blocks, dig into the ground, and shoot enemies. By David Traum. 2017/02/15

 SkeletonApp   (details) Prime ENG   144KB/20KB Event driven framework for applications. By Juerg W. Buser. 2015/07/26

 SkeletonDemo   (details) Prime ENG   26KB/30KB SkeletonDemo is a fancy demo app for the event driven framework SkeletonApp. It tries to visualize the concept behind the framework. By Juerg W. Buser. 2015/07/26

 Slider   (details) Prime ENG   6KB/14KB Simple sliding panels game. By John Olwoch. 2013/12/22

 Slider TPPTB 2.0   (details) Prime ENG   17KB/28KB A game where you slide a box around on a square graphic. By Chong Wang. 2017/06/10

 SLK (Straight Line Kit) 4.1b   (details) Prime ENG ESP   989KB/280KB Helps you to find the distance, the slope and the equation between two points, the perpendicular distance between a point and a straight line, collinearity of three points (the middle-point and the end-point coordinates), the equation of a straight line that goes through a point with a slope, transforms linear equations back and forth between standard and slope-intercept forms, generates the coordinate representation of a straight line, determines whether two straight lines are parallel or perpendicular, finds the (x) & (y) intercepts of a straight line, finds the intersection point of 2 straight lines, transforms a non-standard form equation into a standardized form of it, divide a segment into points or sub-segments, performs linear interpolation/extrapolation. Requires firmware 10077 or higher. By Dante Camargo. 2017/02/10

 Slopefield   (details) Prime ENG   2KB/2KB Graphs the slopefield of a differential equation in the form dy/dx = f(x,y). This program is adopted from Alan Ziv’s SLPFIELD program, which Ziv programmed for the Casio fx-9850G. By Eddie W. Shore. 2016/08/03

 Smith Chart   (details) Prime ENG   7KB/9KB Displays a Smith chart and if you tap a point will display many of the relevant data about that point, including Z, X, Gamma, Return Loss, VSWR and Q. By Keith Barkley. 2017/06/09

 Snake 2.0   (details) Prime ENG   3KB/4-8KB Recreation of the classic Snake game, where you eat dots and grow bigger, while trying not to run into yourself. Author unknown. 2017/02/15

 Sokoban 1.03.1 Beta    (details) Prime ENG   84KB/109KB Push the blocks into their storage locations without getting stuck by a wall. Lots of fun, and many levels. By Ariel Palazzesi. 2014/02/01

 Solar Irradiance   (details) Prime ENG   3KB/1KB Calculates two properties: the solar angle of incidence given the angular elevation and azimuth (from south going “counterclockwise”: east-north-west) of both the sun and panel, and the irradiance given by the solar panel. By Eddie W. Shore. 2015/08/20

 Solitaire - Baker's Game 1.28   (details) Prime ENG   8KB/19KB Solitaire game. Build up suits top left to win. Touch a card to pick it, then tap a destination to move it. Cards can only be moved onto the same suit and in sequence. By Mark Power. 2015/08/15

 SolveSys 1.000   (details) Prime ENG   537KB/252-301KB Intended to replicate and combine programs from the HP 48 series of calculators for organizing equations and launching an equation solver. This app attempts to allow users to build their own equations library. The user can then also launch a numerical solver. This app implements the Newton-Raphson algorithm for solving a system of equations. In order to handle ill-conditioned, over-determined, under-determined, rank-deficient (etc.) Jacobian matrices, the SVD is used to determine the pseudo-inverse of the Jacobian (the pseudo-inverse coincides with the regular inverse of a matrix for non-singular matrices). Includes a copy of the equation library from the HP 48/49 series to get you started, including all the graphics. Also includes a more accurate version that requires Singular Value Decomposition. By Han Duong (HPSolo). 2017/04/15

 Solving Quadratic Equations Step-By-Step   (details) Prime ESP   114KB/73KB Solves quadratic equations in a step-by-step fashion. Requires QPI. By Jaime Fernando Meza Meza (CompSystems). 2017/02/11

 Special Products   (details) Prime ENG   459KB/3KB A short program that uses the to Numerically solve Special Product equations. Includes comprehensive PDF documentation. By Bernard Michaud. 2016/08/06

 Spectrum Analysis   (details) Prime ENG   7KB/1KB Does spectrum analysis using a Fourier transform. Author unknown. 2015/08/23

 Spider 1.4   (details) Prime ENG   6KB/16KB Card game of Spider solitaire. By Chong Wang. 2017/06/12

 Square Root Linear Regression   (details) Prime   2KB/2KB Attempts to fit data to the curve Y = √(A + B*X) using the linear transformation y^2 = a + b*x. By Eddie W. Shore. 2017/07/17

 Starvault   (details) Prime ENG   114KB/133KB The beginning of an implementation of an adventure game, but never finished. Maybe somebody would like to finish it, or at least look at the source code for inspiration. Author unknown. 2017/02/16

 Statistic Distributions   (details) Prime ENG   9KB/1-20KB Adds more statistic distributions, including logistic distribution, lognormal, exponential, geometric, hypergeometric and negative hypergeometric, negative binomial, Gompertz, Weibull and translated Weibull, Cauchy, beta, gamma, zeta, Laplace, uniform, multinomial, n-Erlang, Rayleigh, Pareto, Maxwell-Boltzmann, Gumbel, standard Gumbel, and Fréchet. By Salvo Micciché (salvomic). 2016/08/03

 String Library   (details) Prime ENG FRA   7KB/9KB Library with dozens of useful functions for working with strings, including substrings, reversing, splitting, joining, sorting, and more. Author unknown. 2016/08/03

 Sudoku 1.2b   (details) Prime ENG   31KB/61KB This is a Sudoku editor/solver for the HP Prime. The GUI is a bit rough, but serviceable. Allows you to select the grid size (4x4, 9x9, or 16x16), clear the grid, and solve the problem, showing trivial hints. Includes some demo problems. By Lennart Börjeson. 2017/02/11

 Suites   (details) Prime FRA   1KB/1KB Does calculations related to summations and series. By Mickaël Nicotera. 2017/04/27

 Sukudo 3.6   (details) Prime ENG   25KB/13-78KB A set of tools for working with Sudoku, allowing you to play the game, solve the game, or make the game. By Chong Wang. 2017/06/13

 Supersonic Ball   (details) Prime ENG   27KB/49KB An early attempt at porting the game Supersonic Ball from the TI-83 Plus. Right now all it shows is the title screen. By Kévin Ouellet (DJ Omnimaga). 2017/02/15

 T-Rex 1.0   (details) Prime ESP   95KB/70KB T-Rex game modeled after the one in Google Chrome. By Carlos Campos Guerra. 2015/09/07

 Taludes Bishop 1.0   (details) Prime ESP   74KB/73KB Solves the simplified Bishop Method for slopes, with n layers, with or without water table and with or without tension gash. By Rocky Giban Ayala Bizarro. 2016/08/03

 Teclas Dedicadas 2.01   (details) Prime ENG ESP POR   79KB/80KB Manages alternate user keyboards, with 6 editable profiles to modify the functions of the calculator keys. By Carlos Campos Guerra. 2017/02/10

 Terminal Alternative 1.01   (details) Prime ENG   6KB/11KB An improved alternate terminal program, eliminating the problems with the very size-limited line buffer and not displaying the most recent PRINTed line. Author unknown and others. 2017/06/04

 Tetris   (details) Prime ENG   2KB/6KB Simple implementation of the Tetris falling shapes game. By Cyrille de Brebisson (HpMad). 2013/12/22

 Tetris 1.5   (details) Prime ENG   7KB/18KB Another Tetris implementation. By Chong Wang. 2017/06/10

 Thermal Noise (Johnson-Nyquist Noise)   (details) Prime ENG   3KB/1KB Calculates the RMS (root-mean-square) voltage of a resistor at a certain temperature. Thermal noise, also known as Johnson-Nyquist Noise is generated when the resistor has a temperature above absolute zero. It also calculates the noise power in decibels. By Eddie W. Shore. 2015/08/23

 Tic Tac Toe   (details) Prime FRA   2KB/8KB Simple Tic Tac Toe game. By Mickaël Nicotera. 2013/12/22

 Tic-Tac-Max 1.0   (details) Prime ENG   136KB/13KB The developer wanted to learn about the miniMax algorithm, so he wrote this tic-tac-toe game and implemented miniMax so you could play a game against your Prime, with a full touch screen interface. It checks through 7! (5040) possible moves to make its move. By Daniel S. Maupin. 2017/02/10

 Topomining 2.0   (details) Prime POR   1309KB/329KB Several mining math tools for calculating topography, including the 2D planimetric method (entering the initial and final coordinates in 2D, or the initial coordinate and azimuth and distance) and the 3D tachimetric method (for the azimuth, course, vertical angle, horizontal angle, real distance, and slope, or the absolute coordinates, vertical distance, horizontal distance, and vertical angle). By Danny Sosa Lozano. 2017/08/21

 Touch Periodic Table 3.2.1 (10637+)   (details) Prime ENG FRA   435KB/149KB A comprehensive touch-controlled periodic table of the elements with details about each element and plotting of details. PDF documentation. By Mickaël Nicotera, Miguel Toro, and Eric Keppel. 2017/02/11

 Touch Periodic Table - Improved   (details) Prime ENG   20KB/28KB An improved version of an older version of Mickaël Nicotera's touchscreen periodic table of elements. Does not work with more recent ROM versions. By Mickaël Nicotera and Miguel Toro. 2014/10/25

 Tower of Hanoi   (details) Prime ENG FRA   7KB/12KB Tower of Hanoi game that allows you to enter a challenge time, and calculates the average time per move or enter an average move time and calculate how long a practical activity with real objects will need. It implements the minimum 3-towers solution to the problem. It lists the required moves in lists L1 (from) and L2 (to). There is no animation of the contents of each tower. By Stephen Lewkowicz (G1CMZ). 2016/08/06

 Towers of Hanoi   (details) Prime FRA   2KB/9KB Simple implementation of the Towers of Hanoi game. By Vlad A.B. (Vlad_AB). 2013/12/22

 Trailblazer 0.0.5   (details) Prime ENG   11KB/28KB Make the ball jump down the track without falling off the edge. Fun! An early work in progress. Author unknown. 2014/01/09

 Trapezoid Midsegment, Height, Area   (details) Prime ENG   2KB/2KB Calculates the midsegment, height, and area of a trapezoid. By Eddie W. Shore. 2017/06/24

 TRAPRULE   (details) Prime ENG   2KB/1KB Using the Trapezoidal Rule, approximates the integral of f(X): ∫f(X)dX=h/2*(f(a)+2*Σf(x_I)+f(b)), where a is the lower limit, b is the upper limit, n is the number of intervals, h is (b–a)/n, and x_I is a+h*I where I is from 1 to n-1. By Eddie W. Shore. 2016/08/06

 Tron   (details) Prime ENG   4KB/12KB A two-layer game where you must avoid hitting the opponent's trail. By David Traum. 2017/08/17

 Tunnel 1.01   (details) Prime ENG   2KB/4KB This is the official release of my HP Prime port of my HP 39gII Tunnel clone written in BASIC, now adapted for the larger screen and color display. It was the first ever game ever made available for download for this calculator model, although the game has been updated since. It might require some optimizing because I'm still new to HP 39gII/Prime programming, but it still shows how fast the HP Prime on-calc language can be compared to their TI/Casio counterparts. By Kévin Ouellet (DJ Omnimaga). 2013/12/22

 TVM with Odd Period 2.0   (details) Prime ENG   7KB/15KB Calculates time value of money for a loan with an "odd period" after the first payment. It calculates payment or rate (APR, Europe: TAEG) and interest for the days in the odd period, inputting the number of days or calculating a difference between two dates. By Salvo Micciché (salvomic). 2016/08/03

 ULAM   (details) Prime ENG   1KB/1KB Uses Ulam's Conjecture to determine the number of steps it takes to reduce an integer N to 1. By Eddie W. Shore. 2013/10/05

 Ulam Spiral   (details) Prime ENG   4KB/1-2KB Several programs to graph different Ulam spirals. Author unknown. 2014/02/01

 Unit Circle   (details) Prime ENG   1KB/3KB Diagram of the unit circle for trigonometric math. By Mickaël Nicotera. 2013/10/05

 Units Convert H&WLabs 1.1   (details) Prime ESP   18KB/52KB Converts units between SI and the US systems. By Hebert Poma Vidal. 2016/09/11

 US Prime Keyboard Layout   (details) Prime ENG   265KB Replacement United States keyboard layout for Windows, adding the ability to easily type special characters specifically for the HP Prime using the AltGr (right Alt) key. For example, characters such as Σ, ∞, ∫, ∂, →, √, ▶, and others may be easily typed when this is enabled. Also, dead keys are added to the AltGr plane for typing characters with diacritical marks, such as Ł and é. Tested with Windows 7 and Windows 10. By Eric Rechlin. 2017/03/18

 Vertical Curve 1.01   (details) Prime ENG   2KB/6KB Creates a list with station and elevation information in L0. If a value between the VPC and VPT is entered in "Special Station", it returns data for that station only, if left at 0 the entire curve will be returned at the interval specified. By C.D. Dodds. 2014/10/18

 Virtual Keyboard 1.3b   (details) Prime ENG   282KB/5KB An on-screen virtual keyboard, including QWERTY and Greek layouts. By Freire. 2017/07/04

 Virtual Keyboard 2.0   (details) Prime ENG   10KB/17KB On-screen virtual keyboard, which can be called from anywhere via the user keyboard. Author unknown. 2017/04/30

 Virtual Keys   (details) Prime ENG   12KB/28KB An on-screen touch keyboard with QWERTY option. Author unknown. 2017/04/30

 Virus 2.1   (details) Prime ENG   11KB/6-36KB An implementation of a software virus for the Prime. Includes an antivirus program, too. Do not run this unless you want to risk losing data on your calculator. By Chong Wang. 2017/06/13

 Von Koch Fractals   (details) Prime ENG   2KB/3KB Generates Von Koch snowflake fractals. By Damien Unknown. 2013/12/28

 Vunit 1.0   (details) Prime   1KB/1KB Program to get a unit vector from a vector with N elements. By David González Gamboa. 2017/02/10

 WaitLab   (details) Prime ENG   4KB/3KB Utility for examining Wait(-1) command response to touch pad gestures. WaitLab prints the results of Wait(-1) in a continuous loop with a built in pause in the loop of Dly seconds. This simulates functional code that checks for user input and takes Dly seconds to process, then loops back and checks again. By JF Sather. 2014/10/19

 Walrus Animation   (details) Prime ENG   20KB/36KB A wave, sky, and flying walrus animation that could be used in a future game and runs at about 40 frames per second. By Kévin Ouellet (DJ Omnimaga). 2017/02/16

 Waterfall Animation   (details) Prime ENG   2KB/2KB Background boxes with falling water. There is random mist coming from the water. By Eddie W. Shore. 2014/02/01

 Wattmetre AD8318   (details) Prime FRA   12KB/35KB Calculates wattage given voltage for an AD8318 logarithmic detector. By Pierre Berly. 2017/09/20

 Weiqi 2.0   (details) Prime ENG   5KB/11KB Two-player implementation of Weiqi. By Chong Wang. 2017/06/12

 Wheatstone   (details) Prime ENG   2KB/2KB Does calculations for a Wheatstone bridge circuit. Given the four resistances and the input voltage, calculates the voltages in the middle and each side of the bridge. By Eddie W. Shore. 2017/04/27

 When   (details) Prime ENG   1KB/1KB Command that basically does an if-true, then do X, else do Y. By Mickaël Nicotera. 2017/04/27

 Wilson Score   (details) Prime ENG   2KB/2KB Calculates the Wilson Score interval, a good way for ranking things like popularity and skill of video game players, given the total number of trials and the number of "likes". By Eddie W. Shore. 2017/08/25

 Windows 7 Screensaver   (details) Prime ENG   4KB/23KB A replica of the default Windows 7 screensaver, displaying the Windows 7 logo at random locations on the screen. By Mickaël Nicotera. 2017/04/27

 Winsorising   (details) Prime ENG   2KB/1KB Winsorising or Winsorisation is the transformation of statistics by limiting extreme values in the statistical data to reduce the effect of possibly spurious outliers. This program Winsorises the data. Values must be already in Statistic 1var (D1 matrix). The program puts the resulting items in D2. By Salvo Micciché (salvomic). 2016/08/04

 Wronskian   (details) Prime ENG   2KB/1KB Calculates the Wronskian of a matrix, producing the determinant or the Wronskian matrix. By Salvo Micciché (salvomic). 2015/08/23

 Z Astronomical Routines   (details) Prime ENG   5KB/6KB A few astronomical routines, to estimate a planet's temperature, calculate drag on a spacecraft, and calculate magnitudes. By Stephen Lewkowicz (G1CMZ). 2017/02/11

 Z Editor 0.3   (details) Prime ENG   7KB/6KB An early attempt at an improved text editor that adds search functionality. By Stephen Lewkowicz (G1CMZ). 2015/09/18

 Z LIGHTS 0.3   (details) Prime ENG   4KB/6KB Prime's answer to mobile phone flashlights. Given that the HP Prime has no external accessible lights, this program may be of little practical use, unless the lights go out while you are using your calculator. The design aim is a compromise between maximizing the limited illumination available, and including some information that a flashlight would not (the time the light was activated). By Stephen Lewkowicz (G1CMZ). 2016/08/03

 Z LST 0.001   (details) Prime ENG   3KB/6KB A few list handling routines. By Stephen Lewkowicz (G1CMZ). 2017/02/11

 Z Periodic 2.1   (details) Prime ENG FRA   7KB/26KB Displays a simple periodic table of elements. By Stephen Lewkowicz (G1CMZ). 2016/08/04

 Z Std Maths 0.001   (details) Prime ENG   6KB/10KB Some standard mathematics routines, including base conversion, precision, and more. By Stephen Lewkowicz (G1CMZ). 2017/02/11

 Z UNITS 0.1   (details) Prime ENG   14KB/33KB Allows the user to convert many (but not all) HP units, with support for SI prefixes. It also defines some Planck units and converts data units. By Stephen Lewkowicz (G1CMZ). 2016/08/03

 Ze Galactik Forge   (details) Prime FRA   130KB/134KB Game created for participation in a contest by TI-Planet. Author unknown. 2017/09/21

 ZIPP 0.6   (details) Prime ENG FRA   6KB/15KB G1CMZ's Immensely Practical Package, containing programs to do things like calculate the distance of a thunderstorm. Uses Z LIGHTS and Z UNITS. By Stephen Lewkowicz (G1CMZ). 2016/08/03

Part of the HP Calculator Archive,