Calca is described as 'A simple math notebook that calculates as you type, with powerful features such as equation solver and functions' and is an app in the Education & Reference category. There are more than 10 alternatives to Calca for a variety of platforms, including Windows, Mac, Linux, Online / Web-based and iPhone. The best alternative is Qalculate!, which is both free and Open Source. Other great apps like Calca are Mathematica (Paid), Windows Calculator (Free, Open Source), Soulver (Paid) and Numi (Freemium).
- 11 alternatives
- Numi is a handy calculator app for macOS. It allows to describe tasks the natural way and instantly get an accurate answer. View 93 alternatives to NumiNo screenshots yet
- Freemium • Proprietary
Numi vs CalcaIt has similar "natural" describing for calculations. Spreadsheet-like functions, instant answers, variables, conversions etc. It's all here. Like a (powerful) sub-set of Calca.