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Speed of Sound vs Handy: catalog facts
Speed of Sound	Handy
Free Free and open source under the MIT licence; cloud LLM polishing uses your own provider.	Free The open-source software is available without a license fee. Hosting, hardware and…
Linux	Windows, macOS, Linux
Offline transcription with Whisper, Parakeet and Canary models Types into any app on X11 and Wayland	Uses a keyboard shortcut and keeps transcription on your computer.
Linux only Accuracy depends on the model you download and your hardware	Requires downloading a speech model and allowing input permissions.
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: MIT
No account needed	Not stated if an account is needed
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 September 22, 2026

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