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Tuna vs RustCast: catalog facts
Tuna	RustCast
Freemium Free with soft limits; Pro is a one-time $49 unlock.	Free Free and open source under the MIT licence, with optional GitHub sponsorship.
macOS	macOS
Native Swift app Several modes including fuzzy and text input	Launcher, calculator, clipboard history and unit conversion behind one hotkey Runs custom shell scripts and aliases through modes
Still in beta Requires macOS 15 or newer	macOS only Smaller plugin ecosystem than established launchers
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: MIT
Not stated if an account is needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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