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Zonos vs IndexTTS: catalog facts
Zonos	IndexTTS
Free Free open-weight model and code.	Free Free to download and run from the GitHub repository.
Linux, Self-hosted	Command line
Voice cloning from a short reference sample Trained on over 200k hours of multilingual speech	Zero-shot voice cloning from a reference sample Control over emotion and duration
Needs Python setup and a capable GPU for comfortable speed Early v0.1 release with a small commit history	Requires a Python setup and suitable hardware License terms need checking before commercial use
Downloadable app, Self-hosted	Downloadable app
Open source	Closed source
License: Apache-2.0	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 26, 2026	Official website Full listing and sources Checked September 26, 2026

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