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ChatTTS vs F5-TTS: catalog facts
ChatTTS	F5-TTS
Free Free; the code is AGPL-3.0 and the released model is for academic use.	Free Free to download and run locally.
Command line	Windows, macOS, Linux, Command line
Natural conversational prosody with laughter and pauses Multiple speakers in one model	Voice cloning from a short reference recording Runs locally rather than through a cloud service
Only English and Chinese supported Released model is restricted to academic use	Research code that needs a Python setup and ideally a capable GPU No packaged desktop installer
Downloadable app	Downloadable app
Open source	Open source
License: AGPL-3.0	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 23, 2026

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