Quick answer
Powerful and versatile multi-purpose calculator
Qalculate! - the ultimate multi-purpose calculator - is now finally available on Android!
It is simple to use but provides power and versatility normally reserved for complicated math packages, as well as useful tools for everyday needs (such as currency conversion and percent calculation). Features include a large library of customizable functions, unit calculations and conversion, physical constants, symbolic calculations (including integrals and equations), arbitrary precision, uncertainty propagation or interval arithmetic.
Screenshots
How to install
- Download the APK from the button at the top of this page.
- Allow “Install unknown apps” for your browser or file manager only, not for every app.
- Open the downloaded file and confirm the installation.
- If installation fails with “App not installed,” remove an earlier build of the same app first. A signature conflict is the usual cause.
Data safety
- Every file is checked against its published SHA-256 before it is listed.
- Files are scanned for malware on every update.
- The permissions each app requests are listed on its own page.
- Read the full safety policy for how we test, flag, and delist files.
Frequently asked questions
What is Qalculate!?
Powerful and versatile multi-purpose calculator
Who develops Qalculate!?
Qalculate! is developed by Jost Herkenhoff.
Which Android version does Qalculate! require?
Qalculate! requires Android API 26 or later.
What is the current version of Qalculate!?
The synchronized F-Droid version is 0.2.3.
Which license does Qalculate! use?
The signed F-Droid metadata lists GPL-2.0-only.
Where is the source code for Qalculate!?
https://github.com/jherkenhoff/qalculate-android
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