Showing 1–20 of 1,000 ranked alternatives.
Steve Lidie
Calculate with RPN and stack registers
Simulates a programmable scientific calculator with RPN input. Features a 10-digit LED display, four stack registers, and ten storage registers. Includes math, trigonometric, and statistical functions.
TLA Systems Ltd.
Calculate, convert, and program with precision
Perform complex calculations with scientific, engineering, and hexadecimal modes. Use RPN and multi-line display. Convert units and access constants. Undo and redo actions. Sync with Apple Watch for on-the-go calculations.
Steve Lidie
Calculate using RPN and stack registers
Simulates a retro scientific calculator with RPN input. Features a 10-digit LED display, four stack registers, and a storage register. Includes math, trigonometric, and logarithmic functions. Displays results in polar/rectangular formats.
Willy Kunz
Simulate HP-65 calculator on iPad
Simulate a programmable calculator with magnetic card input. Run original HP-65 programs. View detailed manuals and technical specifications. Adjust calculator settings and interface layouts. Export calculations and program data.
Willy Kunz
Simulate HP-65 calculator
Simulate a programmable calculator with input. Run HP-65 programs, store and retrieve data from magnetic cards. View and edit calculator memory. Access historical documentation and user guides.
Greg Hewgill
Calculate complex numbers and matrices
Perform complex number calculations and trigonometric functions. Handle matrix operations and numerical root finding. Calculate integrals and statistical values including linear regression. Write and execute custom programs. No ads or in- purchases.
Impala Studios B.V.
Calculate, edit, and track results
Calculator provides basic and scientific calculation functions. Users can access a history of past calculations for review or reuse. It includes a live currency converter for exchange rate checks.
An Truong
Calculate and graph mathematical expressions
Solve equations and graph functions with advanced math support. Perform calculus operations and matrix calculations. Customize settings for precision. Access detailed tutorials and a comprehensive user manual.
Willy Kunz
Simulate HP-67 calculator functions
Load and run 25 original programs from the HP-67 calculator. Perform calculations using reverse Polish notation. Access a wide range of mathematical and scientific functions. Store and retrieve programs using magnetic card simulation.
Willy Kunz
Programmable calculator for iOS
Run programs and perform calculations using a simulated HP-67 calculator. Input numbers and commands via on-screen keys. Access built-in functions and mathematical operations. Load and execute stored programs from magnetic card files.
Vicinno Soft LLC
Calculate with RPN and functions
Perform complex calculations using RPN entry system. Access hyperbolic and inverse hyperbolic trig functions. Calculate probability, factorials, and percentages. Support absolute, integer, and fractional values. Generate random numbers.
An Truong
Calculate, graph, and solve equations
Solve equations and graph functions with advanced math support. Perform calculus operations and matrix calculations. Access detailed tutorials and a comprehensive user manual. Export results and share calculations.
TLA Systems Ltd.
Calculate, convert, and program with precision
Perform complex calculations with support for hexadecimal, octal, and binary. Use RPN mode and multi-line display. Access unit conversions, scientific constants, and engineering notation. Enable multiple undo and redo. View results on a paper tape.
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