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Calca is a powerful symbolic calculator that updates as you type, giving you instant answers. It solves equations and simplifies complex expressions. It is also a rich Markdown text editor so that you can explain your ideas alongside your calculations.

Calca is perfect for professionals and students - anyone who works with numbers and equations. Variables and functions can be created with only a few keystrokes and can be manipulated with a rich library of operators and functions. All calculations are stored as plain text so you can easily share them with other editors and move them from device to device. Calca has

What's New

Version 1.3.1:

Note: Now requires OS X 10.7 or later running on a 64-bit Intel processor

  • Newly compiled for 64-bit
  • Export HTML so you can share nicely formatted documents with other apps


  • OS X 10.7 or later

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Calca User Discussion

4.1 4


Current Version (1.x)


Downloads 828
Version Downloads 64
License Commercial
Date 04 Oct 2017
Platform Intel 64 / OS X
Price $4.99
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