# ChatPDF — AI Compare Ninja

> AI chat for documents, files, videos, and websites with summaries, citations, and study tools.

## Overview
- **Category:** Productivity (Research & knowledge work)
- **Status:** Active · checked - The active manufacturer page names a free plan and Plus, but does not publish a fixed Plus price there.
- **Paid from:** contact sales / Subscription (Plus)
- **Free access:** Free plan
- **Website:** https://www.chatpdf.com/
- **Canonical URL:** https://www.aicompare.ninja/en/tool/chatpdf

## What it does
- Analyse 2 documents free each day
- PDF, Word, PowerPoint, Markdown, and text
- Check answers with citations
- Multiple files in one conversation
- Plus for unlimited document analysis

## In brief
ChatPDF analyses documents, files, videos, and websites in chat. The free start covers 2 documents per day and needs no account.

Plus offers unlimited document analysis and advanced features. The manufacturer's page does not publish a fixed price.


## Pricing tiers
| Tier | Price | Period | What you get |
| --- | --- | --- | --- |
| Free | free | Permanent | 2 documents per day; Start without an account; Multi-file chats after free registration |
| Plus | contact sales | Subscription | Unlimited document analysis; Advanced features; No fixed price on the manufacturer's page |

## Sources
All details regarding plans, limits, and features are based on official vendor documentation and the primary sources verified below.

- https://www.chatpdf.com/

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*Source: AI Compare Ninja (2026) - https://www.aicompare.ninja/en/tool/chatpdf*