SpeedCrunch
A free, open-source high-precision scientific calculator.
Built for STEM professionals, students and teachers.
Free to download and use on Windows, macOS, and Linux.
- Up to 50 digits of precision, with complex number support
- 140+ functions, and a myriad of units and constants
- User-defined variables, functions, and units
- Vector and matrix support
- History rewriting, and per-result settings
- Keypad presets and a fully customizable layout
- Multiple active sessions with tabs, panes, or windows
- More than 40 translations, and over 40 color schemes