kitio.aiNotability vs PdfGPT.io
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Notability starts at $14.99/yr and PdfGPT.io 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
- Live audio transcription
- AI note summaries
- Chat with your notes
- Quizzes and flashcards
- YouTube link-to-note
- PDF annotation
- PDF summaries
- Page-linked citations
- Chat with multiple PDFs
- Exam notes
- Quizzes and study guides
- Large file support
| Feature | Notability | PdfGPT.io |
|---|---|---|
| Best for | Handwriting and audio note app with AI summaries and study tools | Ask questions across PDFs and get page-linked answers |
| Category | Productivity | Productivity |
| Pricing model | Freemium | Freemium |
| Starting price | $14.99/yr | See pricing page |
| Free plan | Yes | Yes |
| Made by | Ginger Labs | PdfGPT.io |
| Based in | United States | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Notability starts at $14.99/yr and PdfGPT.io starts at See pricing page. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
6 plans
Starter
Free
- 5 free notes
- All editing tools
- 7-day version history
Lite
$14.99/yr
- Unlimited notes
- Third-party backups on iOS
Plus
$19.99/yr
- Limited AI quizzes and flashcards
- Limited audio transcription
- 30-day version history
Business
$60/yr
- Per user
- Shared note libraries
- Admin controls
Pro
$99.99/yr
- Unlimited transcription
- Unlimited AI summaries
- Unlimited quizzes and flashcards
Business Pro
$180/yr
- Per user
- Chat with your notes
- Audit log and Intune MAM
Prices in USD, checked Oct 29, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Notability
- Excellent handwriting experience
- Audio synced with notes
- Low yearly prices
- Free plan holds only 5 notes
- Unlimited AI only on the Pro tier
- Chat with notes is a Business Pro feature
PdfGPT.io
- Citations let you verify answers
- Handles very long documents
- Does not train on your files
- Free use is limited
- Plan details not visible on the homepage
Which one should you choose?
Choose Notability if you want:
- Excellent handwriting experience
- Audio synced with notes
- Low yearly prices
Watch out: free plan holds only 5 notes.
Choose PdfGPT.io if you want:
- Citations let you verify answers
- Handles very long documents
- Does not train on your files
Watch out: free use is limited.
Notability vs PdfGPT.io FAQ
What is the difference between Notability and PdfGPT.io?
Notability: Handwriting and audio note app with AI summaries and study tools. PdfGPT.io: Ask questions across PDFs and get page-linked answers. Both are productivity tools.
Is Notability or PdfGPT.io cheaper?
Notability starts at $14.99/yr and PdfGPT.io starts at See pricing page. Check both pricing pages for current plans.
Do Notability and PdfGPT.io have free plans?
Notability: Yes. PdfGPT.io: Yes.
Who makes Notability?
Notability is made by Ginger Labs, based in United States.
Who makes PdfGPT.io?
PdfGPT.io is made by PdfGPT.io.
Which should I choose, Notability or PdfGPT.io?
Choose Notability if you value excellent handwriting experience and audio synced with notes. Choose PdfGPT.io if you value citations let you verify answers and handles very long documents.