kitio.aiDimensions vs Rayyan
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Dimensions starts at See pricing page and Rayyan starts at $8.33/mo. 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
- Linked research records
- AI summaries
- Research assistant
- Grant and patent data
- Analytics API
- AI relevance ranking
- Blind screening
- Duplicate detection
- PICO extraction
- Team collaboration
| Feature | Dimensions | Rayyan |
|---|---|---|
| Best for | Linked research database with AI summaries and research assistant | AI-assisted screening platform for systematic and literature reviews |
| Category | Research & search | Research & search |
| Pricing model | Freemium | Freemium |
| Starting price | See pricing page | $8.33/mo |
| Free plan | Yes | Yes |
| Made by | Digital Science | Rayyan |
| Based in | United Kingdom | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
|
|
Pricing compared
Dimensions starts at See pricing page and Rayyan starts at $8.33/mo. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
2 plans
Free
Free
- Free version for personal use
- Search publications and citations
Dimensions Analytics
Contact sales
- Grants, patents, trials and policy data
- Institutional analytics
5 plans
Free
Free
- 3 active reviews
- Invite 2 free reviewers
- Limited mobile app access
Essential
$8.33/mo
- Billed quarterly
- PRISMA flow diagrams
- Invite 5 free reviewers
Advanced
$13.33/mo
- Billed quarterly
- 9 active reviews
- Invite 10 free reviewers
Business / Academic
$41.67/mo
- Per license, billed annually
- Minimum 5 licenses
- ResearchPilot AI
- Invite 250 free reviewers
Enterprise
Custom
- Unlimited reviews and viewers
- SSO / SAML
- Rayyan API
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
Dimensions
- Connects papers, grants and patents
- Free basic version
- Good analytics
- Best data needs a subscription
- Complex for casual users
Rayyan
- Standard tool in health research
- Free plan available
- Speeds up screening
- Interface feels dated
- Few active reviews on free plan
Which one should you choose?
Choose Dimensions if you want:
- Connects papers, grants and patents
- Free basic version
- Good analytics
Watch out: best data needs a subscription.
Choose Rayyan if you want:
- Standard tool in health research
- Free plan available
- Speeds up screening
Watch out: interface feels dated.
Dimensions vs Rayyan FAQ
What is the difference between Dimensions and Rayyan?
Dimensions: Linked research database with AI summaries and research assistant. Rayyan: AI-assisted screening platform for systematic and literature reviews. Both are research & search tools.
Is Dimensions or Rayyan cheaper?
Dimensions starts at See pricing page and Rayyan starts at $8.33/mo. Check both pricing pages for current plans.
Do Dimensions and Rayyan have free plans?
Dimensions: Yes. Rayyan: Yes.
Who makes Dimensions?
Dimensions is made by Digital Science, based in United Kingdom.
Who makes Rayyan?
Rayyan is made by Rayyan.
Which should I choose, Dimensions or Rayyan?
Choose Dimensions if you value connects papers, grants and patents and free basic version. Choose Rayyan if you value standard tool in health research and free plan available.