Compare software

CosyVoice vs Spark-TTS: catalog facts
CosyVoice	Spark-TTS
Free Free and open source.	Free Free to download and run locally.
Linux, Self-hosted	Windows, macOS, Linux, Command line
Zero-shot voice cloning across multiple languages Includes training and deployment code, not only inference	Voice cloning from a short sample Command line and local web interface
Requires Python setup and a GPU for practical use Aimed at technical users rather than casual listeners	Requires Python and model downloads to set up No repository activity since April 2025
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 October 2, 2026

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