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fend vs Soulver CLI: catalog facts
fend	Soulver CLI
Free Free and open source.	Free Free to install via Homebrew or GitHub.
Command line	macOS, Command line
Arbitrary-precision arithmetic Built-in unit handling and conversion	Natural-language maths, units, currencies and dates in the terminal Accepts piped input for use in scripts
Command-line interface only, with no graphical calculator	macOS only Small project with limited documentation
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: MIT
No account needed	No account needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked October 2, 2026

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