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ChatPDF vs Gemini Notebook: catalog facts
ChatPDF	Gemini Notebook
Freemium Free to use, with a paid Plus upgrade.	Freemium Requires a Google account; check Google's site for current plan limits.
Web	Web
Answers cite the passages they come from Folders for chatting across several files	Works from sources you upload Summaries and Q&A across several documents
Documents are processed on a remote service Chat history is only saved after signing up	Requires a Google account Web only, documents are processed by Google
Downloadable app, Web application	Web application
Closed source	Closed source
License not stated	License not stated
No account needed	Account needed
Needs internet	Needs internet
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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