Calculate like a scientific calculator
Simulate the HP-45 scientific calculator with photo-realistic visuals and animated keys. Perform all original functions and operations. Access a secret timer for 12-hour or 100-hour intervals. Switch to Super-45 mode for enhanced capabilities.
Showing 1–20 of 1,000 ranked alternatives.
Willy Kunz
Calculate with scientific precision and enhanced functions
Simulate the HP-45 scientific calculator with photo-realistic visuals and original LED or LCD display. Print calculations, animate keys with sound and feedback, and replicate the calculator's computation times.
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.
Ratha Sou
Calculate in portrait, science in landscape
Perform basic calculations in portrait mode and scientific calculations in landscape. Use root, power, factorial, exponential, division, logarithm, and trigonometric functions. Features a flat UI design similar to built-in iOS apps.
An Truong
Calculate, graph, and solve equations
Perform complex calculations with a powerful math core and algebra engine. Display mathematical expressions with proper formatting. Solve equations, graph functions, and convert units. Access scientific, financial, and programming calculators.
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.
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.
Tran Duy
Calculate, graph, convert, solve
Allows users to perform complex calculations with a natural display that shows expressions as written. It supports fractions, roots, and exponents. The includes a graphing module for visualizing equations.
Impala Studios B.V.
Calculate and share equations instantly
Perform complex mathematical calculations using scientific functions and simple arithmetic. Calculate percentages, taxes, and financial figures. Save and share results with others. Syncs with iPad and iPhone.
Beijing Free Calculator Technology Co., Ltd.
Calculate and track financial formulas
Perform calculations a scientific featuring pi, exponents, square root, negative numbers, and logarithms. View calculation and adjust decimal places or use thousands separators. Customize keyboard colors and sounds.
Cider Software LLC
Calculate with dual-line display and multi-line input
A with dual-line display showing input and result. Supports multi-line equations and tap-to-move cursor. Saves calculation history with timestamps and labels. Allows emailing calculations and swiping to review previous entries.
Sarah Ragab
Simple, usable, and beautiful calculator.
The app offers a free basic and scientific calculator with an intuitive interface. It displays equations and results simultaneously, supporting fractions and percentages.
Willy Kunz
Calculate with HP-45 precision
Simulate the HP-45 scientific calculator with photo-realistic design and animated keys. Perform all original functions and operations. Access a secret stopwatch. Adjust processing speed between real-time and simulated.
Willy Kunz
Simulate HP-34C calculator
Simulate the HP-34C calculator with photo-realistic graphics. Perform integration and root finding calculations. Access extended functions and improved speed. Navigate using on-screen buttons and keyboard input. Save and recall values.
Wai Kwong Lee
Calculate with constants and memory
SFX- performs basic arithmetic operations and allows calculations with a fixed constant. It includes non-volatile and volatile memory storage. It supports fraction and percentage calculations, linear regression, and statistical functions.
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, perform algebraic calculations, and graph functions. Support for multiple models including TI-83, TI-84, TI-89, Casio FX, and Sharp EL. Includes a scientific , fraction simplifier, and unit converter.
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.
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