How much does PDF.ai cost?
- Free plan
- Yes
- Enterprise
- Contact sales
In your favor
- No long-term contract. no long-term commitment, cancel anytime
- Unlimited usage on Ultimate. A flat price with no cap on usage.
- Free plan. Hobby plan is free forever: 1 PDF upload, 100 monthly questions, OCR 2 pages/file, 10MB max file size. API free plan gives 200 credits/month with no credit card.
Watch out for
- Going over the API Starter allowance costs $0.02 per credit. Included: 3000 credits.
How you buy and get started
- Sign up
- Sign up for free, no credit card required "Upload a document and start chatting with it today. No credit card required."
- Setup
- Not stated
- When sales steps in
- Custom plans for API volumes above 10,000 credits per month "Need more credits per month? Contact us for custom plans."
What PDF.ai does
PDF.ai is a web app for asking questions of uploaded PDFs, with a Chrome extension and AI agents, plus a usage-priced API for parsing, field extraction and splitting. Plans run from a free Hobby tier to per-user Enterprise, with separate credit-based API plans.
- Good for
- Students, individuals and teams who want to ask questions of PDFs, and developers who want to turn PDFs into structured data via API.
- Channels
- Web app, Chrome extension, REST API
- Main product
- AI chat with PDFs plus a document parsing, extraction and splitting API
- Also includes
- Chat with PDFs, OCR, Chrome extension, AI Agents, Capture & ask, Parse API
- Public API
- Yes
- MCP server
- Not stated
- Chat with PDF
Chat with any PDF: ask questions, get summaries, find information, and more.
- AI document summaries
Chat with any PDF: ask questions, get summaries, find information, and more.
- AI-assisted PDF editingNot stated
- OCR for scanned files
Advanced OCR and layout detection transforms PDFs into structured JSON with headings, paragraphs, tables, and
- Structured data extraction
AI-powered field extraction with custom prompts. Pull specific data points like names, dates, amounts, and mor
- Multi-document Q&A
Chat with all PDFs
- Answers with citationsNot stated
- E-sign and security controlsNot stated
The same 8 checks appear on every tool in AI PDF tools. Each tick quotes the vendor's own site.
Security and your data
| Question | Their answer | Where it says so |
|---|---|---|
| Trains AI on your data? | Not stated | |
| HIPAA (signs a BAA) | Not stated | |
| SOC 2 | Not stated | |
| GDPR | Not stated | |
| CCPA | Not stated | |
| PCI | Not stated | |
| ISO 27001 | Not stated | |
| Single sign-on | Not stated | |
| Trust center | Not stated |
Security answers are the vendor's own claims, quoted. We don't audit them.
Every plan
| Plan | Monthly | Billed yearly | Included | Over the allowance | Where it says so |
|---|---|---|---|---|---|
| API Free | $0 | – | 200 credits | – | "200 credits/month" |
| Pro/mo | $17 | $10per month | 1000 questions per month100 PDF uploads, 50MB max file size, OCR 10 pages/file | – | "$17/mo" "$10/mo" |
| Ultimate/user/mo | $27 | $20per month | Unlimited50MB max file size, OCR 50 pages/file | – | "$27/user/mo" "$20/user/mo" |
| Enterprise/user/mo | $37 | $30per month | Unlimited100MB max file size, OCR 100 pages/file | – | "$37/user/mo" "$30/user/mo" |
| API Starter/month | $49 | – | 3000 credits | $0.02/credit | "$49/month" |
| API Pro/month | $99 | – | 10000 credits | $0.01/credit | "$99/month" |
| API Scale/month | $249 | – | 30000 credits | $0.01/credit | "$249/month" |
| API Growth/month | $599 | – | 100000 credits | $0.01/credit | "$599/month" |
| Hobbyfree forever | – | – | 100 questions per month1 PDF upload, 10MB max file size, OCR 2 pages/file | – | "Free forever" |
| API custom | Quote | – | – | – | "Need more credits per month? Contact us for custom plans." |
Free plan: Hobby plan is free forever: 1 PDF upload, 100 monthly questions, OCR 2 pages/file, 10MB max file size. API free plan gives 200 credits/month with no credit card.
Fine print
- Auto renew
- Not stated
- Billed beyond usage
- Commercial API add-on: additional monthly charges apply for actual API usage "Additional monthly charges apply for actual API usage."
- Billing increment
- Not stated
- Contract
- no long-term commitment, cancel anytime "cancel anytime — no long-term commitment"
- Price change notice
- Not stated
- Refunds
- Not stated
"Not stated" means we read their pricing page and terms and they don't say.
About the company
- Online since
- Dec 16, 2017 Domain registration date
- Customers
- "Loved by millions of happy users" their claim
PDF.ai alternatives
Nitro PDF ProQuotechecked Oct 29, 2026
Wondershare PDFelement$2.67 /mochecked Oct 29, 2026
PDF Expert (Readdle)$6.67 /moFree plan · checked Oct 29, 2026
Xodo$7.99 /moFree plan · checked Oct 29, 2026
Foxit PDF Editor$4.17 /moFree plan · checked Oct 29, 2026
LightPDF$1.33 /moFree plan · checked Oct 29, 2026Reviews elsewhere
We link to reviews instead of copying ratings: those sites don't allow reuse, and we don't test products ourselves.
Questions
Is PDF.ai free?
Yes. Hobby plan is free forever: 1 PDF upload, 100 monthly questions, OCR 2 pages/file, 10MB max file size. API free plan gives 200 credits/month with no credit card. Paid plans start at $17/month.
How much does PDF.ai cost?
Paid plans start at $10 per month billed yearly, or $17 billed monthly.
