kitio.aiChatPDF vs The Grok App
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. ChatPDF starts at See pricing page and The Grok App 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
- Document upload and search
- Question answering over files
- Paper summaries
- Code base explanations
- Chrome extension
| Feature | ChatPDF | The Grok App |
|---|---|---|
| Best for | Upload a PDF and ask questions about it in a chat | Upload documents and ask AI questions about them |
| Category | Productivity | Productivity |
| Pricing model | Freemium | Freemium |
| Starting price | See pricing page | See pricing page |
| Free plan | Yes | Yes |
| Made by | ChatPDF | The Grok App |
| Based in | – | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
|
|
Pricing compared
ChatPDF starts at See pricing page and The Grok App 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
The Grok App
- Web app plus Chrome extension
- Plain-language questions over documents
- Demo videos explain use
- Few details on formats and limits
- No plan information found
- Name can be confused with xAI's Grok
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 The Grok App if you want:
- Web app plus Chrome extension
- Plain-language questions over documents
- Demo videos explain use
Watch out: few details on formats and limits.
ChatPDF vs The Grok App FAQ
What is the difference between ChatPDF and The Grok App?
ChatPDF: Upload a PDF and ask questions about it in a chat. The Grok App: Upload documents and ask AI questions about them. Both are productivity tools.
Is ChatPDF or The Grok App cheaper?
ChatPDF starts at See pricing page and The Grok App starts at See pricing page. Check both pricing pages for current plans.
Do ChatPDF and The Grok App have free plans?
ChatPDF: Yes. The Grok App: Yes.
Who makes ChatPDF?
ChatPDF is made by ChatPDF.
Who makes The Grok App?
The Grok App is made by The Grok App.
Which should I choose, ChatPDF or The Grok App?
Choose ChatPDF if you value very simple to use and cites page numbers. Choose The Grok App if you value web app plus chrome extension and plain-language questions over documents.