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Jan vs DeepChat: catalog facts
Jan	DeepChat
Free Free and open source. Using a third-party cloud model through Jan costs whatever that…	Free The developer's site does not mention any paid plan.
Windows, macOS, Linux	macOS
Runs fully offline on your own computer when you want it to Same interface for local models and for OpenAI, Anthropic, Google, Mistral and others	Dedicated desktop app instead of a browser tab Built around DeepSeek models
Still pre-1.0 and moving fast; features appear and change between releases Adding a cloud provider means putting that provider’s API key into the app	Website content is mostly in Chinese Little public detail about features on the homepage
Downloadable app	Downloadable app
Open source	Closed source
License: Apache-2.0	License not stated
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 20, 2026	Official website Full listing and sources Checked October 1, 2026

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