51+ similar apps compared and reviewed
Whether you want more options like SciHex Calculator or a completely different take on the same concept, our curated list of 51+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.
This utility converts numbers between decimal, hexadecimal, binary, and Gray code formats. Changes to one value automatically update the others, making it a convenient tool for engineers. It also features an animated demonstration of the Tower of Hanoi puzzle.
A powerful and customizable calculator for Apple Watch and iPhone. Easily edit calculations, create custom functions and constants, and save personalized calculator layouts. Share your creations with others.
This utility app functions as a Reverse Polish Notation calculator. It handles complex numbers and utilizes extended precision for all calculations, offering an unlimited stack depth and an undo feature for up to 10 operations.
A straightforward calculator app with customizable keys and themes. It supports calculations for sales tax and tips, and offers Apple Watch integration for quick access. All features are available after an in-app purchase.
This application functions as a scientific calculator, designed to handle complex calculations in science, engineering, and mathematics. It offers a digital replacement for traditional tools, suitable for both educational and professional environments.
This utility app provides a Reverse Polish Notation (RPN) calculator. Users can extend its functionality by programming custom functions and equations using JavaScript.
This utility app functions as a powerful scientific calculator with decimal, hexadecimal, octal, and binary conversion capabilities. It offers 25 trigonometric functions, a full-screen paper tape view, customizable keyboards, and multiple display formats.
Streamline complex STEM calculations with a powerful calculator, textbook equation solver, and comprehensive unit converter. Designed for engineers, it reduces busywork and improves accuracy for homework and technical tasks.
This utility helps determine the correct number and facility code for access cards or fobs. It converts binary or hexadecimal card values into usable data, and can also reverse the process by generating binary values from facility codes and card numbers.
