Head-to-head · AI PDF Assistants
Sharly AI vs pdfAssistant.ai
Sharly AI leads on 1 check, pdfAssistant.ai on 0, and 3 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 scoreSharly AI · 9.0/10
- Free planboth
- Most featuresSharly AI · 3 of 3
Sharly AI scores higher on our rubric for ai pdf assistants: 9.0 against 7.7 out of 10; our editors rank them #6 and #7.
Sharly AI offers source citations; pdfAssistant.ai doesn't publish it.
Sharly AI is the better fit for collaborative document research teams. pdfAssistant.ai is the better fit for advanced PDF workflows and file operations.
- Sharly AI fits best
Collaborative document research teams
- pdfAssistant.ai fits best
Advanced PDF workflows and file operations
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Side by side
| Feature | Sharly AI 9.0/10 Visit ↗ | pdfAssistant.ai 7.7/10 Visit ↗ |
|---|---|---|
| At a glance | ||
| Editor score | 9.0 | 7.7 |
| Ranking | #6 in AI PDF Assistants | #7 in AI PDF Assistants |
| Best for | Collaborative document research teams | Advanced PDF workflows and file operations |
| Pricing model | Free plan + paid | Free plan + paid |
| Starting price | Not published | $9.99/mo |
| Free plan | ✓ | ✓ |
| Free trial | — | — |
| Deployment | Cloud | Cloud, Browser extension |
| Platforms | Web | Web |
| Support | Email, Docs | Tickets |
| Compliance | SOC 2, SSO/SAML | SOC 2 |
| Integrations | 5 integrations | 4 integrations |
| Built for | Solo, Small business, Mid-market, Enterprise | Small business, Mid-market, Enterprise |
| Features Sharly AI 3/3 · pdfAssistant.ai 2/3 | ||
| Multiple PDFs per chat | ✓ | ✓ |
| Source citations | ✓ (best) | Not published |
| Scanned PDF support | ✓ | ✓ |
| Specs | ||
| Maximum file size | Not published | Not published |
| Maximum PDF pages | Not published | Not published |
| Export formats | APA, MLA, Chicago | PDF, DOCX, XLSX, PPTX, Markdown, PDF/A, PDF/X, PNG, JPEG, TIFF, GIF, BMP, FDF, XFDF, XML, XDP, XFD |
| Access platforms | web | web |
| Our review | ||
| Pros |
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| Cons |
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| Our verdict | Sharly AI is a web-based research assistant for individuals, analysts, compliance groups, academics, and research teams. It accepts PDFs, DOCX, PPTX, spreadsheets, URLs, Google Docs, and Notion uploads, then provides summaries, answers,… Read the review → |
pdfAssistant.ai is a browser-based AI platform for processing, analyzing, and automating PDF documents. It suits individuals, professionals, teams, and organizations that need more than conversational PDF questions, including… Read the review → |
Strengths and trade-offs
Sharly AI — where it wins
- Chat across multiple PDFs and documents with linked inline citations
- Detect contradictions and compare information in natural language
- Shared workspaces, annotations, permissions, and activity logs
Where it doesn't
- Free plan is limited to 5 documents per day
- Advanced collaboration and admin controls require paid tiers
- Access is provided through the web platform
pdfAssistant.ai — where it wins
- OCR, conversion, redaction, signing, and PDF file operations
- Reusable workflows plus batch processing for large file sets
- MCP integrations with Claude, ChatGPT, and Codex
Where it doesn't
- Web access only
- Starter limits usage to 400 credits and 20 document processes
- Documented AI features do not include answer citation links
- Sharly AI9.0/10 · Free plan · paid from $12.50/user/mo (annual)
A collaborative web workspace for multi-document research, citations, and document comparison.
Visit Sharly AIFull verdict → - pdfAssistant.ai7.7/10 · Free plan · paid from $9.99/mo
A broad PDF workbench for recurring document operations, with AI chat and automation.
Try pdfAssistant.aiFull verdict →
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Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026




