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Gemini Notebook vs Explainpaper: catalog facts
Gemini Notebook	Explainpaper
Freemium Requires a Google account; check Google's site for current plan limits.	Freemium Free to try; paid plan details were not in the research.
Web	Web
Works from sources you upload Summaries and Q&A across several documents	Explains any highlighted passage in context Lets you ask questions about the paper
Requires a Google account Web only, documents are processed by Google	Papers are uploaded to an online service AI explanations can be wrong and need checking
Web application	Web application
Closed source	Closed source
License not stated	License not stated
Account needed	Not stated if an account is 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.