Compare software

Chatterbox vs Kokoro: catalog facts
Chatterbox	Kokoro
Free Free and open source under the MIT license.	Free Free and open source under the Apache-2.0 license.
Windows, macOS, Linux, Command line	Windows, macOS, Linux, Command line
Zero-shot voice cloning from a very short audio sample MIT licensed for unrestricted local use	Very small model size makes it fast and cheap to run locally Apache-licensed weights allow unrestricted deployment
Generation quality and speed depend on available local hardware No dedicated GUI application, mainly used through code	No repository activity reflected since mid-2025 No built-in graphical interface; used as a Python library
Downloadable app, Self-hosted	Downloadable app, Self-hosted
Open source	Open source
License: MIT	License: Apache-2.0
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 22, 2026

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