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ChatDOC

AI-powered document chat tool that lets you upload PDFs, Word docs, and other files to ask questions and get accurate, source-cited answers instantly.

Introduction

ChatDOC

ChatDOC is an AI-powered document analysis platform that transforms how users interact with their files. With the tagline "Where PDF Speaks Accurately," ChatDOC enables users to upload documents and engage in natural language conversations to extract insights, answer questions, and verify information.

Key Highlights
  • Trusted by 1,000,000+ global users with a 4.7 rating on Product Hunt
  • TapSource™ Technology - Every answer is linked to its source, allowing users to click footnotes, tap data points, and highlight text to reveal the original context
  • Universal File Support - Works with PDF, DOC, DOCX, scanned documents, websites, EPUB, Markdown, and TXT files
  • Advanced Content Understanding - Handles complex formats including formulas, images, and cross-page tables with precision
How It Works
  1. Parse - Upload your documents (unlimited pages, files, and folders)
  2. Chat - Ask any question across your entire file library
  3. Verify - Trace every answer back to its source with TapSource™

The platform emphasizes accuracy and transparency, ensuring users can trust the AI-generated responses by providing direct links to the original source material.

Target Audience

Researchers, students, legal professionals, business analysts, and anyone who needs to quickly extract and verify information from documents.

Key Features
  • Unlimited pages, files, and folder uploads
  • TapSource™ for source-cited answers with clickable footnotes
  • Support for PDF, DOC, DOCX, SCAN, WEBSITE, EPUB, MD, TXT formats
  • Formula, image, and cross-page table understanding
  • Accurate translation with preserved layout
  • Highlight text to view original quotes
  • Multi-file querying across entire document library
  • Knowledge sharing and team collaboration workflows
Use Cases
  • Academic research and literature review
  • Legal document analysis and contract review
  • Business report summarization and data extraction
  • Technical documentation comprehension
  • Multi-language document translation and understanding
  • Knowledge management for teams and organizations
  • Study assistance for students and educators
  • Quick information retrieval from lengthy documents
Pros
  • Source verification ensures answer accuracy and trustworthiness
  • Supports wide range of document formats including scanned files
  • Unlimited uploads with no page restrictions
  • Free tier available with 100 questions, no credit card required
  • Intuitive interface with drag-and-drop upload
  • Cross-page table and formula understanding
  • Preserves document layout during translation
Cons
  • Advanced features may require paid subscription
  • AI accuracy depends on document quality and clarity
  • May struggle with heavily corrupted or low-quality scans
Pricing

Free tier: 100 questions, no credit card needed, cancel anytime. Paid plans available for extended usage.

Latest News

Revolutionizing PDF Parsing: Introducing ChatDOC's New API for LLM Applications

Revolutionizing PDF Parsing: Introducing ChatDOC's New API for LLM Applications

8/4/2026

Revolutionizing PDF Parsing: Introducing ChatDOC's New API for LLM Applications Table of Contents Revolutionizing PDF Parsing: Introducing ChatDOC's New API for LLM Applications Quick Links What is ChatDOC PDF Parser? Key Features and Benefits Getting Started Guide Support and Feedback Concl...

ChatDOC - Changelog

ChatDOC - Changelog

8/4/2026

ChatDOC - Changelog ### Version 1.7.9 2025-12-22 1. OCR is now free for all users. ### Version 1.7.8 2025-09-15 1.Now upload files up to`200MB`– perfect for handling large scanned documents and heavy files. 2.Hide the document panel and focus only on the answers you need. ### Version 1.7.7 ...

ChatDOC - Changelog

ChatDOC - Changelog

8/4/2026

ChatDOC - Changelog ### Version 1.7.9 2025-12-22 Get Started 1. OCR is now free for all users. ### Version 1.7.8 2025-09-15 1.Now upload files up to`200MB`– perfect for handling large scanned documents and heavy files. 2.Hide the document panel and focus only on the answers you need. ### Ve...

A Long-Context Re-Ranker for Contextual Retrieval to ...

A Long-Context Re-Ranker for Contextual Retrieval to ...

8/4/2026

A Long-Context Re-Ranker for Contextual Retrieval to Improve the Accuracy of RAG Systems Table of Contents A Long-Context Re-Ranker for Contextual Retrieval to Improve the Accuracy of RAG Systems ## 1. Background 1.1 What is RAG? 1.2 RAG Workflow ## 2. Bottlenecks in RAG 2.1 The Issue of Cont...

Source Tracing in AI Document Q&A: Making Every Answer Verifiable with ChatDOC

Source Tracing in AI Document Q&A: Making Every Answer Verifiable with ChatDOC

8/4/2026

Source Tracing in AI Document Q&A: Making Every Answer Verifiable with ChatDOC Table of Contents Source Tracing in AI Document Q&A: Making Every Answer Verifiable with ChatDOC Introduction: The Importance of Answer Verification Three Levels of Source Tracing in ChatDOC Why Source Tracing Matter...

FAQ

User Reviews

4.0/5.0
(48reviews)
Click stars to rate

Pricing

Pricing Model: Freemium

Free

Basic plan with limited usage for casual document interaction.

Free
free

Pro Monthly

Paid subscription for enhanced document processing and features.

$8.99
monthly (30 days)

Pro Annual

Annual paid subscription for enhanced document processing and features.

$89.9
yearly (360 days)

File package

Add-on for extra file uploads beyond plan limits.

$0.29
one-time

Page package

Add-on for extra pages.

$0.06
one-time

OCR Page package

Add-on for extra OCR pages.

$0.1
one-time

GPT-4 Questions

Add-on quota for GPT-4o messages.

$20
one-time

GPT-3.5 Questions

Add-on quota for GPT-3.5 messages.

$8
one-time

PDF Pages & Questions Elite

Add-on package for elite PDF processing.

$14
one-time

PDF Pages & Questions Basic

Add-on package for basic PDF processing.

$12
one-time

PDF Pages & Questions Lite

Add-on package for lite PDF processing.

$11
one-time

PDF Pages Elite

Add-on for elite PDF pages.

$6
one-time

PDF Pages Basic

Add-on for basic PDF pages.

$4
one-time

PDF Pages Lite

Add-on for lite PDF pages.

$3
one-time

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