10+ similar apps compared and reviewed
RPN Calculus is great, but it's not the only option. Explore 10+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.
This app faithfully recreates the 1975 HP-21 pocket scientific calculator, offering RPN functionality and a full suite of mathematical, trigonometric, and logarithmic functions. It features a 10-digit LED display, stack and storage registers, and a keystroke log for detailed operation tracking.
This app offers a comprehensive suite of 10 powerful calculators, including standard, scientific, graphing, and financial tools. It provides over 3000 unit conversions and daily currency updates, making it suitable for students and professionals alike for everyday calculations and complex financial tasks.
This app offers a powerful yet intuitive calculator experience with a variety of modes including scientific, unit conversion, and tip calculation. It features a customizable interface and a detailed history tape for all your calculations.
This calculator app uses Reverse Polish Notation for powerful calculations. It offers customizable color schemes, layouts, and online help, designed for flexibility and usability. All features are unlocked with a one-time purchase.
This scientific and financial calculator offers RPN input and a wide range of functions including complex numbers, equation solving, and statistical analysis. It also supports basic operations on Apple Watch.
