Calculator Softwares and Apps

Discover best Calculator softwares, apps and websites.

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Calculator Applications

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Open Source

GraphCalc is an open source software for Windows and Linux that provides the functionality of a graphing calculator.

Open Source

EtherCalc is an opensource web spreadsheet.

Open Source

Graph is an open source application used to draw mathematical graphs in a coordinate system.

Open Source

Qalculate! is a multi-purpose desktop calculator for GNU/Linux (and Mac OS).

Open Source

SpeedCrunch is a high-precision scientific calculator featuring a fast, keyboard-driven user interface.