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