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ArityCalcGeoGebra
Free

Free and open source under the Apache 2.0 licence.

 Free

The math tools are free to use.

Android Android, iOS, Web
  • Complex number support
  • 2D graphing of multiple functions and their derivatives
  • Graphing, geometry, 3D and scientific calculators in one family
  • Dynamic geometry constructions you can drag and explore
  • Developer says it will stop working on certified Android devices once Google's verification rule applies
  • Android only
  • Many separate apps and features can be confusing at first
  • Not open source
Downloadable app Downloadable app, Web application
Open source Closed source
License: Apache-2.0 License not stated
Not stated if an account is needed No account needed
Not stated if it works offline Not stated if it works offline

Checked October 2, 2026

Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.