Does ChatDOC have a free plan?

Yes. ChatDOC offers a free tier that allows a limited number of daily file uploads and questions. The free plan supports PDF files only and caps the number of pages per file, making it suitable for occasional or light use.

What file formats does ChatDOC support?

ChatDOC supports PDF, DOC, DOCX, EPUB, Markdown (MD), TXT, scanned/image-based documents (via OCR), and web pages. Full multi-format support is available on paid plans.

How does ChatDOC ensure its answers are accurate?

Every answer generated by ChatDOC is backed by its TapSource™ feature, which highlights and links the exact passage in the original document that the response is based on. Users can click to verify the source instantly.

Can I query multiple documents at the same time?

Yes. ChatDOC supports multi-document querying, allowing you to upload a collection of files into folders and ask questions that draw on content across all of them simultaneously.

Is there an API available for developers?

Yes. ChatDOC offers a developer API that exposes its PDF parsing capabilities, including text extraction, table recognition, and image recognition, with output delivered in JSON format for easy integration into custom workflows.

Reviewed · Updated 2026-06-21

ChatDOC

AI-powered document assistant that lets you chat with PDFs and files, get cited answers, and extract insights in seconds.

Reviewed by the Conversion Gems editorial team · 2026-06-21

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Pricing

Freemium

Best for

Researchers, students, lawyers, and knowledge workers who need fast, verifiable answers from large document collections

Community ratings

4.4/ 5 aggregate · across 1 source

4.420+ reviews

Third-party ratings shown verbatim; aggregate weighted by review volume.

What it really is

ChatDOC — an AI-powered document assistant enabling interactive conversations with various file formats.

Our take

ChatDOC allows users to upload documents in multiple formats and interact with them through natural language conversations. Its proprietary TapSource™ feature traces every answer back to its source in the original document, ensuring accuracy. The tool excels at summarization, data extraction, table analysis, multi-document querying, and content rewriting, making it well-suited for researchers, students, legal professionals, and business analysts who need to process large volumes of documentation quickly. Developers can also access the platform's parsing capabilities through a dedicated API.

Why we rate it

ChatDOC's comprehensive features and flexible pricing make it a valuable tool for document-intensive tasks.

The catch

Free tier limitations may necessitate upgrading for heavy users.

Best for

Researchers needing quick insights from documents

Students analyzing study materials

Legal professionals reviewing case files

Not good for

Users requiring extensive free usage

Those needing real-time collaboration features

Individuals preferring offline tools

Friction report

Time to value

Fast: Quick setup and immediate document interaction.

Scale breakpoint

Pro plan's 300 files/month limit may be restrictive for very high-volume users.

Walled garden

Moderate: While it supports various formats, integration with other tools is limited.

Frequently Asked Questions

Alternatives

Step up

ChatGPT Plus for broader AI capabilities.

Lighter alternative

PDF.ai for basic PDF interactions.

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