ChatDOC
ChatDOC: A focused PDF assistant for cited answers across multiple documents. Ranked #9 of 27 in AI PDF Assistants by our editors (8.4/10); pricing: Free plan; best for multi-document PDF chat with OCR.
At a glance
- Editor score8.4 / 10
- PricingFree plan
- Best forMulti-document PDF chat with OCR
- Free planYes
- Paid from$89.90/yr
- Multiple PDFs per chatYes
- Facts checked20 Sep 2026
Where it wins
- Citations link answers to page numbers and document passages.
- Pro supports OCR, tables, formulas, and scanned PDF pages.
- Web, API, and Chrome extension access support varied workflows.
Where it doesn't
- The Free plan limits uploads and questions.
- OCR for scanned pages requires a Pro plan.
- Access is centered on web, API, and Chrome extension platforms.
Our verdict on ChatDOC
ChatDOC is an AI assistant for asking questions about PDFs and other documents. It suits researchers, analysts, students, and teams that need to summarize files, extract information, inspect tables or formulas, and find answers across multiple documents. Its natural-language chat supports PDFs, Word files, Markdown, ePub, TXT, scanned files, and website content. Answers include page-number and reference citations that link back to relevant document passages.
The pricing structure is straightforward. The Free plan includes PDF support with limited uploads and questions. Pro costs $8.99 per month or $89.90 per year. Both Pro billing options include 300 files every 30 days, no PDF page limit, OCR for scanned pages, and multi-document chat. The paid tier is therefore the practical choice for larger document sets, scanned material, and users who need folder-based or cross-document questions. GPT-4o question packages are also available as a listed feature.
ChatDOC’s strongest fit is document-focused analysis rather than a broad general-purpose workspace. It combines citations with OCR, table and formula analysis, summaries, information extraction, URL import, browser access, and an API. The web app, API, and Chrome extension offer several access routes, while the product remains centered on document processing. Choose ChatDOC if cited PDF answers, multi-file questions, and scanned-page support are priorities. Choose another option if your workflow depends on platforms beyond its web, API, and Chrome extension access or if limited free usage is insufficient.
Your product? Our editors can test ChatDOC in depth and publish a review, labelled as paid · from $149/mo →
ChatDOC pricing
All 2 ChatDOC plans and prices →
ChatDOC fact sheet
| Free plan | Yes |
|---|---|
| Paid from | $89.90/yr |
| Maximum file size | Not verified |
| Maximum PDF pages | Not verified |
| Multiple PDFs per chat | Yes |
| Source citations | Yes |
| Scanned PDF support | Yes |
| Export formats | Not verified |
| Access platforms | web, browser extension, API |
| Deployment | Cloud, Browser extension |
| Platforms | Web, Chrome extension |
| Support | Email, Community, Docs |
| Built for | Solo, Small business, Mid-market (editorial estimate) |
| Pricing | Free plan (source) |
| Website | chatdoc.com |
| Facts checked | 20 Sep 2026 |
Alternatives to ChatDOC
- AI PDF ReaderA low-cost, local-first PDF assistant for private analysis across Windows, macOS, and iOS.9.4
- AnaraA citation-focused AI research workspace with broad connectors and multi-document analysis.9.2
- docAnalyzerA citation-rich document workspace with OCR, workflows, APIs, and broad exports.9.1
See all ChatDOC alternatives →
Also Ranked In
ChatDOC is ranked in 2 of our directories.
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Featured on iTechGuides
ChatDOC is listed in our AI PDF Assistants directory. Add the badge to your site — it links back to this page.
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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