Head-to-head · AI PDF Assistants
DeepPDF vs PDF.chat
DeepPDF leads on 0 checks, PDF.chat on 0, and 4 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.
Our verdict
- Highest scorePDF.chat · 8.8/10
- Free planboth
PDF.chat scores higher on our rubric for ai pdf assistants: 8.8 against 7.8 out of 10; our editors rank them #5 and #4.
DeepPDF is the better fit for broad PDF analysis and document conversion. PDF.chat is the better fit for affordable cited PDF chat with API access.
- DeepPDF fits best
Broad PDF analysis and document conversion
- PDF.chat fits best
Affordable cited PDF chat with API access
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Side by side
| Feature | DeepPDF 7.8/10 Visit ↗ | PDF.chat 8.8/10 Visit ↗ |
|---|---|---|
| At a glance | ||
| Editor score | 7.8 | 8.8 |
| Ranking | #4 in AI PDF Assistants | #5 in AI PDF Assistants |
| Best for | Broad PDF analysis and document conversion | Affordable cited PDF chat with API access |
| Pricing model | Free plan + paid | Free plan + paid |
| Starting price | Not published | $5/mo |
| Free plan | ✓ | ✓ |
| Free trial | — | — |
| Deployment | Cloud | Cloud, Browser extension |
| Platforms | Web | Web |
| Support | Email, Live chat | Email, Docs |
| Built for | Solo, Small business, Mid-market | Solo, Small business, Mid-market |
| Features DeepPDF 3/3 · PDF.chat 3/3 | ||
| Multiple PDFs per chat | ✓ | ✓ |
| Source citations | ✓ | ✓ |
| Scanned PDF support | ✓ | ✓ |
| Specs | ||
| Maximum file size | Not published | Not published |
| Maximum PDF pages | Not published | Not published |
| Export formats | Word, Excel, PowerPoint, PNG | TXT, MD, DOCX, PDF, CSV, JSON |
| Access platforms | web | web, api |
| Our review | ||
| Pros |
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| Cons |
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| Our verdict | DeepPDF is a web-based AI PDF assistant for students, researchers, educators, legal teams, business professionals, and content creators. It supports questions about PDF content, summarization, translation, bilingual comparison, OCR for… Read the review → |
PDF.chat is a browser-based AI assistant for asking questions about PDFs and other documents. It suits researchers, students, analysts, legal and operations teams, and anyone working through contracts, manuals, reports, textbooks, or other… Read the review → |
Strengths and trade-offs
DeepPDF — where it wins
- Handles multiple PDFs, cross-file questions, and summaries
- Supports OCR, citations, translation, charts, tables, and formulas
- Converts PDFs to Word, Excel, PowerPoint, and image formats
Where it doesn't
- Access is limited to the web
- The Free plan includes limited AI and limited features
- Pro and Max are shown at $0 only during beta
PDF.chat — where it wins
- Page-cited answers link responses to supporting passages.
- OCR handles scanned or photographed PDFs.
- REST API, model comparison, memory, and exports support varied workflows.
Where it doesn't
- Access is centered on web and API rather than a broader platform range.
- API access starts with the $19-per-month Pro plan.
- Priority queue and support are limited to the $49-per-month Business plan.
- DeepPDF7.8/10 · Free plan
A broad web-based PDF assistant with strong analysis and conversion coverage.
Visit DeepPDFFull verdict → - PDF.chat8.8/10 · Free plan · paid from $5/mo
Affordable PDF chat with citations, OCR, model comparison, and API access.
Visit PDF.chatFull verdict →
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Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026





