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




EBTCalc is described as 'Reverse Polish Notation (RPN) calculator that can have custom buttons. Custom buttons are programmed in Javascript with a convenient editor. EBTCalc runs on Windows 10, OSX, and Linux as well as Android. EBTCalc is open source' and is a Calculator in the education & reference category. There are more than 50 alternatives to EBTCalc for a variety of platforms, including Android, Windows, Web-based, iPhone and Android Tablet apps. The best EBTCalc alternative is Fossify Calculator, which is both free and Open Source. Other great apps like EBTCalc are OpenCalc, Calc You, Numi and Calculator You.
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.



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




The Unsure Calculator is an online tool that lets you calculate with numbers you’re not sure about.

Unsure Calculator is the most popular Self-Hosted alternative to EBTCalc.
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.



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.




handyCalc is a powerful calculator with automatic suggestion and solving which makes it easier to learn and use.



A kickass, open-source calculator that lets you do calculations and unit conversions naturally, with features like:

Calculator-inator is a Calculator & Converter for Android inspired from Google Calculator



Do you really need your calculator's on-screen number pad? (You know, the virtual keyboard?)



