ChatPDF
Ask questions of a PDF and get answers with page references.
Overview
ChatPDF does one job: upload a document and ask questions about it, with answers citing the page they came from. It is the simplest possible version of document Q&A, useful when you do not want to set up anything more elaborate.
Key features
Page citations
Every answer points to the page it came from.
No setup
Upload and ask β nothing to configure.
Multi-document
Query across several PDFs on paid plans.
Pricing
| Plan | Price | Notes |
|---|---|---|
| Free | Free | Limited PDFs and questions per day |
| Plus | $19.99/mo | Larger files, more documents |
Pricing last checked: Aug 1, 2026. Always confirm current pricing on the official site.
Pros & cons
Pros
- Zero learning curve
- Page-level citations make verification easy
- Free tier covers occasional use
Cons
- General assistants now handle PDFs nearly as well
- Limited beyond the single question-answering job
Who it's not for
A recommendation is only worth something if it says who should skip the tool. ChatPDF is a poor fit if:
- Documents you are not permitted to upload to third-party clouds
- Precise legal or numeric extraction without verification
- Scanned documents with poor OCR quality
Privacy & your data
Uploaded PDFs are stored and processed in the cloud until deleted. Do not upload confidential contracts or personal records unless your policies allow third-party processing β and verify quotes against the page before citing.
Policies change. This summary reflects our last review β the vendor's current privacy policy is always the authority.
How to use
Ask specific questions
"What does clause 7 require?" beats "summarize this".
Click the citations
Open the referenced page for anything consequential.
FAQs
- Why not just use ChatGPT?
- For most people, that works. ChatPDF wins on simplicity and on consistently surfacing the page reference.
User reviews
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Sign in to reviewAlternatives
NotebookLM
8.5Turn your own documents into a grounded research assistant.
Verdict: The most trustworthy research assistant for working with your own material β source-grounding with passage-level citations is exactly how AI research should work. It only knows what you give it, which is both its limit and its point.
Claude
8.8AI assistant known for long documents, careful writing and coding.
Verdict: The strongest choice for long documents, careful writing and agentic coding. Writing quality and instruction-following are class-leading; the ecosystem of third-party plugins is smaller than ChatGPT's.