74
Stack Score
Editorial pick✓ Verified working
ChatPDF
Upload a PDF and ask it questions in natural language
Try ChatPDF✓ Free trial available
Best for
Best for anyone needing quick Q&A over long PDFs — contracts, papers, manuals — without manual ctrl-F searching.
At a glance
- Pricing
- freemiumfrom $5/mo
- Setup time
- instant
- Learning curve
- easy
- Last verified
- 5/21/2026
What we love
- ✓Dead-simple UX
- ✓Page citations on every answer
- ✓Generous free tier
Where it falls short
- −Single document at a time on free tier
- −No advanced extraction
- −Quality drops on scanned or OCR-poor PDFs
Pricing
✓ Pricing verified Jun 21, 20262 tiers
Free
$0
monthly
- ✓2 PDFs per day
- ✓120 pages each
- ✓50 questions per day
Plus
$5
monthly
- ✓Unlimited PDFs
- ✓2000 pages each
- ✓Unlimited questions
- ✓API access
Why we picked it
Does one thing well — chat with a PDF and get page-cited answers. The simplicity is the feature.
Overview
A simple chat interface over any PDF. Drop in a paper, contract, manual, or report and ask questions with cited page references. One of the earliest chat-with-document tools and still one of the cleanest.
Key features
- ●Drag-and-drop PDF upload
- ●Page-cited answers
- ●Multi-language support
- ●API access
- ●120-page free tier limit
- ●Saved chats history
- ●Public share links
Best use cases
Read a long contract
Ask about specific clauses and get cited page references.
Skim a research paper
Quick answers to method and result questions.
Integrations
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