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


numr is the most popular Windows alternative to MyScript Calculator.
- numr is Free and Open Source
- numr is Lightweight
MyScript Calculator is not available for Windows but there are plenty of alternatives that runs on Windows with similar functionality. The best Windows alternative is numr, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to MyScript Calculator and 15 are available for Windows so hopefully you can find a suitable replacement. Other interesting Windows alternatives to MyScript Calculator are Caligator, Sicyon calculator, Sticky Calculator and CrossCalc.
A text calculator for natural language expressions, variables & unit conversions, with a vim-style TUI. Inspired by Numi.


numr is the most popular Windows alternative to MyScript Calculator.
A kickass, open-source calculator that lets you do calculations and unit conversions naturally, with features like:

Sicyon is an all-in-one scientific calculator for every student or professor, researcher or developer - everybody doing physics or chemistry / science or engineering using formulas and tables of constants.




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




CrossCalc is day to day Scientific Calculator that can be used on all your devices. It respects your privacy and does not show any ads.




Free scientific calculator which saves you time and frustration by providing unique easy to use tools.




Multi Sum Calculator is a portable tool that calculates the sum of multiple values!




XCALC is my little RPN calculator completely free to use, and still downloadable. XCALC is now a DEAD project. No work has been done on this project since 2012, and nothing more will be done either.

Multi Share Calculator is a portable tool that allows anything to be shared proportionally!

Rule of 3 Calculator is a portable tool that allows you to apply the mathematical Rule of Three in an easier, faster and more practical way!

EBTCalc is a 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.




