A text calculator for natural language expressions, variables & unit conversions, with a vim-style TUI. Inspired by Numi.


Calcbot is described as 'Simple and beautifully designed calculator for your iPhone, iPod touch and iPad. You’ll never open the built-in Calculator app again' and is a Calculator in the education & reference category. There are more than 100 alternatives to Calcbot for a variety of platforms, including Android, iPhone, Windows, Mac and iPad apps. The best Calcbot alternative is SpeedCrunch, which is both free and Open Source. Other great apps like Calcbot are Fossify Calculator, Qalculate!, OpenCalc and yetCalc.
A text calculator for natural language expressions, variables & unit conversions, with a vim-style TUI. Inspired by Numi.


Hissab is a simple and intuitive calculator, unit-convertor and productivity application.




As a kid, I loved playing with a calculator. Whether a calculator watch or a TI-89, it offered an intoxicating command over impossibly large numbers and could be hacked to share messages with friends. Somewhere along the way, the calculator became another boring tool.



Cuneo is a simple and straightforward app that lets you calculate and convert anything you might encounter in your daily life. Being designed like a widget, Cuneo gets out of the way and is best used floating over a maximized window so you can focus on your actual tasks and not...




NumWorks designed an intuitive and evolutive graphing calculator to make learning maths easier.




Ever wanted to work something out, but your default calculator isn't powerful enough, and it's not worth creating a spreadsheet for?




Calculator with percentages, powers and functions. History with comments that is synced across all your devices. Cursor for editing anywhere. Simple interface with dark and light themes.




A Simple but elegant Calculator app made with Flutter using Google's Material Design with Currency (Exchange Rate) and Unit Converter.




NoteCalc is the most popular Self-Hosted alternative to Calcbot.
A simple calculator and unit converter app with Material Design 3 inspired by Windows Calculator.



With MyScript Calculator, perform mathematical operations naturally using your handwriting.




CalcTape is a revolutionary new kind of pocket calculator. With CalcTape, also extensive calculations remain clearly structured. CalcTape makes the arithmetic process visible - you can generate intermediate results and subsequently correct or change all numbers and operations.



