Compare software

Modular CalculatorSpeedCrunch
Free

Free and open source under GPL-3.0-or-later.

 Free

Free and open source under the GPL.

Linux Windows, macOS, Linux
  • Handles variables, functions, units and arrays
  • Supports calculations with numbers in different bases
  • Results update as you type
  • Up to 50 digits of precision
  • Linux is the only listed platform
  • Latest advertised release is the long-standing 0.12
  • Keyboard-centred design may not suit button-only users
Downloadable app Downloadable app
Open source Open source
License: GPL-3.0-or-later License: GPL-2.0-or-later
Not stated if an account is needed No account needed
Not stated if it works offline Works offline

Checked October 8, 2026

Checked October 2, 2026

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