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AI summarizers · checked 11 November 2026
Gemini Notebook, free, for several documents; Claude or ChatGPT for one file; nothing confidential on a free plan until you check its data setting.
Gemini Notebook answers from your sources, and its free plan takes up to 50 of them. Claude reads PDFs up to 1,000 pages, and a PDF already open in Microsoft Edge can be summarised in place by its Copilot. On ChatGPT's Free, Plus and Pro plans chats help train its models unless you turn that off in Data controls.
The picksPrices as each maker's page states them
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1
Gemini Notebook
Several documents in one notebook
More Gemini Notebook access on Google AI Plus $4.99 a month, Google AI Pro $19.99 a month, Google AI Ultra from $99.99 a month Read from one.google.com on 10 November 2026 -
2
Claude
One long file
Free; Pro $17 a month billed yearly ($20 monthly); Max $100 and Ultra $200 a month; Team $20 a seat a month billed yearly Read from claude.com on 10 November 2026 Free plan with limited use every 5 hours and every week, including Claude Design, Slides and Docs -
3
ChatGPT
One file, on the free tier
Free; Go $8 a month; Plus $20 a month; Pro from $100 a month Read from chatgpt.com on 10 November 2026 Free plan with unlimited text chats and limited uploads, images, deep research and Codex -
4
Microsoft Edge
The PDF is already open in Edge
Free download; Copilot in Edge has a free usage allowance, and a Microsoft 365 subscription adds higher limits and agents Read from microsoft.com on 10 November 2026 Free browser with a free Copilot usage allowance
Every question on it 4 answers
- Which AI tool can summarize a PDF and answer questions about it? How Founders Use AI
- Which AI tool helps write and format documents? How Founders Use AI
- Which AI tool summarizes YouTube videos? How Founders Use AI
- How do I use Gemini Notebook (formerly NotebookLM) to research my own documents, notes, and transcripts? How Founders Use AI
The readingMost used across these answers
- The Ultimate Guide to NotebookLM: All 2025 Features Explained Watch · 5 answers
- NotebookLM is now Gemini Notebook Read · 2 answers
- Add or discover new sources for your notebook Read · 2 answers
- Do your best research with NotebookLM Read
- NotebookLM adds Deep Research and support for more source types Read
- NotebookLM in 2026: What Changed and What Matters Read
- Rolling out audio overviews at NotebookLM Read
- NotebookLM's automatically generated podcasts are surprisingly effective Read
- How NotebookLM Was Made Listen
- Inside NotebookLM with Raiza Martin and Steven Johnson Listen
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