Compis Calculator

CompisCalculator is a scientific calculator for iOS with plenty of features. If you are tired of the default calculator on your phone, this is the right app for you.

A Familiar Design

CompisCalculator has a layout that makes sense and a design that you recognize. The design can also be customized with different colors.


Save your calculations in history to access them later.

Unit Converter

The calculator features a customizable unit converter containing a number of preset units as well as the ability to add you own custom units.

With its simple and elegant UI the unit converter will provide a significant boost in efficiency, accuracy and overall quality of life to your work.

Professional Interface & Reliable Performance

  • Easily accessible functions and expressions
  • Correct order of operations
  • Customizability
  • Thousands separator
  • History
  • Unit converter
  • More on the horizon…