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Chai vs RisuAI: catalog facts
Chai	RisuAI
Freemium Free to download, with revenue from paid use inside the app.	Free Free and open source under the GPL-3.0 licence; model API costs depend on the provider you…
Android, iOS	Web, Self-hosted
Large catalog of community-made characters Users can create their own characters and stories	Works with many model providers, including OpenAI, Claude, Gemini and OpenRouter Group chats, lorebooks and expression images for characters
Mobile only Aimed at entertainment and companionship, not productivity	Aimed at roleplay rather than general productivity chat No tagged releases on GitHub
Downloadable app	Web application, Self-hosted
Closed source	Open source
License not stated	License: GPL-3.0
Not stated if an account is needed	Not stated if an account is needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 26, 2026

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