kitio.aiChatPDF vs Long Summary
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. ChatPDF starts at See pricing page and Long Summary starts at See pricing page. Check both pricing pages for current plans.
At a glance
Best for
Category
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Chat with PDFs
- Page citations
- Multi-file folders
- Multilingual support
- API access
- Custom-length summaries
- Very large text support
- File uploads
- Developer API
- Temporary storage only
| Feature | ChatPDF | Long Summary |
|---|---|---|
| Best for | Upload a PDF and ask questions about it in a chat | AI summarizer for very long texts with summaries of any length you choose |
| Category | Productivity | Productivity |
| Pricing model | Freemium | Freemium |
| Starting price | See pricing page | See pricing page |
| Free plan | Yes | Yes |
| Made by | ChatPDF | Long Summary |
| Based in | – | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
ChatPDF starts at See pricing page and Long Summary starts at See pricing page. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
ChatPDF
- Very simple to use
- Cites page numbers
- Free tier to start
- Free plan limits pages and questions
- Struggles with complex tables
Long Summary
- Handles inputs other tools truncate
- You set the summary length
- API for automation
- Pricing not shown on the homepage
- Text summaries only, no chat with documents
- Few integrations listed
Which one should you choose?
Choose ChatPDF if you want:
- Very simple to use
- Cites page numbers
- Free tier to start
Watch out: free plan limits pages and questions.
Choose Long Summary if you want:
- Handles inputs other tools truncate
- You set the summary length
- API for automation
Watch out: pricing not shown on the homepage.
ChatPDF vs Long Summary FAQ
What is the difference between ChatPDF and Long Summary?
ChatPDF: Upload a PDF and ask questions about it in a chat. Long Summary: AI summarizer for very long texts with summaries of any length you choose. Both are productivity tools.
Is ChatPDF or Long Summary cheaper?
ChatPDF starts at See pricing page and Long Summary starts at See pricing page. Check both pricing pages for current plans.
Do ChatPDF and Long Summary have free plans?
ChatPDF: Yes. Long Summary: Yes.
Who makes ChatPDF?
ChatPDF is made by ChatPDF.
Who makes Long Summary?
Long Summary is made by Long Summary.
Which should I choose, ChatPDF or Long Summary?
Choose ChatPDF if you value very simple to use and cites page numbers. Choose Long Summary if you value handles inputs other tools truncate and you set the summary length.