174+ iOS apps curated and reviewed
With an average user rating of 4.4★, the rpn calc category is one of the App Store's strongest. Browse all 174+ apps we track, sorted so the most loved ones surface first.
A calculator simulator app that re-implements the HP-42S calculator without needing its ROM image. Open Source project under GNU GPL v2 license. Engage in precise calculations with ease.
Experience the efficiency of RPN Calculator 48, a polished RPN Scientific Calculator offering the same functionality as Apple's calculator app with enhanced features like swipe gestures, quick startup, large buttons, and more. Inspired by HP's 48-series calculator, it provides a user-friendly experience for complex calculations.
PCalc Lite is the ideal calculator app for scientists, engineers, students, and programmers offering RPN mode, multi-line display, unit conversions, constants, and more. Try it for free on your iPad and upgrade for additional features or themes. Also available on Apple Watch for on-the-go calculations.
This simple RPN Calculator app allows users to perform calculations on their iPhone and Apple Watch, with identical functionality on both devices. With intuitive gestures, users can push values, delete digits, and view calculation history, making it easy to use and accessible anywhere.
Introducing iHP48 - The ultimate calculator companion for students and engineers, seamlessly bringing back the iconic HP48 experience to your iPhone. Enjoy enhanced performance, wide compatibility with HP calculators, seamless file management, and a customizable interface for free. Experience the power of the legendary HP48 reinvented for the modern era. Visit https://www.thinkchile.com/iHP48 for more information.
This scientific calculator simulates a classic model from 1982, replicating its iconic seven-segment display and functionality, and offers advanced features such as complex math, matrices, and numerical integration. Try it out and experience the nostalgia of a retro calculator with modern capabilities.
Experience the ultimate financial and scientific RPN calculator with programming functions similar to HP-12C and scientific functions reminiscent of HP-11C. Unlock additional flavors like 10C and 16C within the app.
This simple reverse polish notation calculator is designed for quick calculations on iPhone, iPad, and Apple Watch, offering a clean and easy-to-use interface with standard functions. Try it out for a convenient and straightforward calculation experience!
A powerful calculator app for scientists, engineers, students, and programmers with features like RPN mode, multi-line display, unit conversions, constants, paper tape, undo/redo, and support for various calculation formats. Also available on Apple Watch for convenient wrist calculations. Try it now!
This calculator app uses Reverse Polish Notation for efficient calculations, offering advanced features like swipe gestures and external keyboard support. Upgrade to the full version to unlock its complete functionality and enjoy seamless use across various iOS devices and Apple Silicon Macs.
This scientific calculator uses Reverse Polish Notation (RPN) and displays a stack of up to 4 values, allowing for efficient calculations with a large number of numbers. Try it out for a straightforward and functional calculation experience.
Experience the ultimate mobile calculator with 10 powerful calculators and financial worksheets, trusted by millions worldwide for its unrivaled accuracy and advanced features. From standard and scientific calculators to unit converters and graphing tools, this app has it all. Get it now for advanced calculations at your fingertips!
This calculator app combines the functionality of a scientific calculator with the efficiency of Reverse Polish Notation (RPN) mode, allowing for speedy calculations with a simple and uncluttered interface. Experience fast and efficient calculations, ideal for engineers and scientists, and discover a new way to calculate sums quickly and easily.
Experience the award-winning calculator app for iPad and iPhone, offering a free basic and scientific calculator with an elegant design, simple usability, and beautiful interface. Calculate with ease and precision today!
This powerful scientific calculator application offers a wide range of functions for mathematics, statistics, physics, and engineering, including programmable operations, statistical distributions, and unit conversions. With its extensive feature set and user-friendly interface, it's an ideal tool for professionals and students looking to perform complex calculations and explore mathematical concepts.
This advanced scientific and financial calculator is designed for professionals, offering over 96 functions, including mortgage amortization and cash flow computations, and supports various number bases and programming features. With high precision accuracy and fast computations, it provides a comprehensive tool for daily calculations, available on iPhone and iPad devices.
Experience the nostalgia of a 1970s programmable calculator on your iPhone, with a vintage-inspired app that simulates the legendary HP-67, allowing you to run thousands of programs with ease and speed. With advanced features and compatibility with original programs, you can unlock the full potential of this retro calculator and start exploring now.
This programmable scientific calculator offers a modern and intuitive user experience with a classic look, featuring a dynamic stack display and reverse-polish notation. With advanced commands, customizable buttons, and support for multiple data types, users can efficiently perform calculations, write programs, and explore scientific units and constants.
Plus42 is an advanced scientific programmable calculator app that enhances Free42, offering features like algebraic expressions, unit conversions, organized storage, larger display, time value of money, amortization schedules, and plotting functions with zoom, pan, and integral/root finding capabilities. Try it now for efficient and comprehensive calculations.