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NotebookLM vs ChatPDF
A fact table for NotebookLM and ChatPDF (both in Research & Search). For at least one of the two we could not confirm the pricing model from the vendor's pricing page, so check the vendor's site.
| NotebookLM | ChatPDF | |
|---|---|---|
| Category | Research & Search | Research & Search |
| What it does | Google's Gemini Notebook (NotebookLM) that summarizes and chats over your uploaded sources, with audio overviews. | Chat with PDF documents and get answers from their content. |
| Pricing model | Free Free to use | See site Pricing not confirmed here; see the vendor's site |
| Pricing source | Not confirmed here; check the vendor's site. | Not confirmed here; check the vendor's site. |
| Official site | https://notebooklm.google.com/ | https://www.chatpdf.com/ |
| Link checked | 2026-11-05 | 2026-11-04 |
About this page. It only shows facts we can point to: category, official site and the pricing model shown on the vendor's pricing page when we could confirm it. It does not score features or pick a winner, since the better fit depends on what you need. Plans change often, so verify on each vendor's site.