kitio.aiReadCube vs ReadPaper
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. ReadCube starts at $10/mo and ReadPaper starts at See pricing page. Check both pricing pages for current plans.
At a glance
Best for
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- AI answers with cited passages
- Chat with up to 20 papers
- PDF annotation
- SmartCite citations
- Literature monitoring alerts
- Dimensions paper index
- Academic translation
- AI-assisted reading
- Literature search
- Reference management
- AI polishing (beta)
| Feature | ReadCube | ReadPaper |
|---|---|---|
| Best for | Reference manager with an AI assistant for papers and patents | AI paper reader with translation, search and reference management |
| Category | Research & search | Research & search |
| Pricing model | Free trial | Freemium |
| Starting price | $10/mo | See pricing page |
| Free plan | No, trial available | Yes |
| Made by | Digital Science | ReadPaper |
| Based in | United Kingdom | China |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
ReadCube starts at $10/mo and ReadPaper starts at See pricing page. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
3 plans
Essentials
$10/mo
- Per user
- Literature management
- Basic AI chat with PDF
Plus
$20/mo
- Per user
- Extended chat with PDFs
- Chat with up to 20 articles
Enterprise
Contact sales
- Onboarding and training
- Library curation services
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
ReadCube
- Every AI answer links to its source
- Flags AI permissions per paper
- Discount for academics
- Daily limits on AI chat
- Library chat needs the Plus plan
- Priced per user
ReadPaper
- Side-by-side academic translation
- Large citation graph
- Data is private by default
- Interface is mainly in Chinese
- Free library limited to 200 papers
- Some features are still in beta
Which one should you choose?
Choose ReadCube if you want:
- Every AI answer links to its source
- Flags AI permissions per paper
- Discount for academics
Watch out: daily limits on ai chat.
Choose ReadPaper if you want:
- Side-by-side academic translation
- Large citation graph
- Data is private by default
Watch out: interface is mainly in chinese.
ReadCube vs ReadPaper FAQ
What is the difference between ReadCube and ReadPaper?
ReadCube: Reference manager with an AI assistant for papers and patents. ReadPaper: AI paper reader with translation, search and reference management. Both are research & search tools.
Is ReadCube or ReadPaper cheaper?
ReadCube starts at $10/mo and ReadPaper starts at See pricing page. Check both pricing pages for current plans.
Do ReadCube and ReadPaper have free plans?
ReadCube: No, trial available. ReadPaper: Yes.
Who makes ReadCube?
ReadCube is made by Digital Science, based in United Kingdom.
Who makes ReadPaper?
ReadPaper is made by ReadPaper, based in China.
Which should I choose, ReadCube or ReadPaper?
Choose ReadCube if you value every ai answer links to its source and flags ai permissions per paper. Choose ReadPaper if you value side-by-side academic translation and large citation graph.