calc is yet another CLI calculator.
In shell mode, calc keeps the results of all expressions in memory until it is quit.
This is free and open source software.
Key Features
- Use 64-bit floating-point values for calculation.
- Use signed 64-bit integer values for calculation.
- Use unsigned 64-bit integer values for calculation.
Website: github.com/coriolinus/calc
Support:
Developer: Peter Goodspeed-Niklaus
License: GNU General Public License v3.0

calc is written in Rust. Learn Rust with our recommended free books and free tutorials
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Read our verdict in the software roundup.
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