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Supertonic TTS vs Wyoming Android TTS: catalog facts
Supertonic TTS	Wyoming Android TTS
Free Free and open source under the GPL-3.0 licence.	Free Free and open source under the MIT-0 license.
Android	Android
Speech synthesis runs entirely on the device Works offline	Connects Android TTS engines to Home Assistant Supports installed engines such as Google and Samsung TTS
Android only Limited to the voices available as Supertonic models	Requires an Android device and Home Assistant
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-only	License: MIT-0
No account needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 8, 2026

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