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Brave Leo vs QQ Browser: catalog facts
Brave Leo	QQ Browser
Free Built into the Brave browser, which is free to download.	Free Free to download from Tencent's site.
Windows, macOS, Linux, Android, iOS	Windows, macOS
Works on the page you are reading without copying text No account needed, and chats are not kept for training	AI summaries of pages, documents and videos Split-screen browsing and topic-based tab grouping
Only available inside the Brave browser	Interface and site are in Chinese Proprietary, with AI features tied to Tencent services
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
No account 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 October 1, 2026	Official website Full listing and sources Checked September 24, 2026

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