kitio.aiReadray vs SummarizePaper
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Readray starts at See pricing page and SummarizePaper 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
- YouTube and PDF summaries
- Scene-level video analysis
- Figure and table parsing
- Source-linked citations
- Desktop and mobile apps
- MCP server
- AI paper summaries
- Chat with papers
- Daily digest
- Citation alerts
- Bibliography check
- Zotero and Obsidian integrations
| Feature | Readray | SummarizePaper |
|---|---|---|
| Best for | AI reading companion for papers, videos and web pages | AI summaries, chat and digests for scientific papers |
| Category | Research & search | Research & search |
| Pricing model | Freemium | Freemium |
| Starting price | See pricing page | See pricing page |
| Free plan | Yes | Yes |
| Made by | Readray | SummarizePaper |
| Based in | South Korea | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Readray starts at See pricing page and SummarizePaper starts at See pricing page. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
2 plans
Free
Free
- AI summaries
- Chat with papers
- Daily digest
- Daily limits apply
Premium
€7/mo
- Citation alerts
- Bibliography check
- Scoop watch
- Zotero and Notion links
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
Readray
- Citations jump to the source
- Reads charts and tables in papers
- Available on every major platform
- Paid plan details not on the homepage
- Recent rebrand may confuse LilysAI users
SummarizePaper
- Free summaries and digest
- Understands DOI and arXiv IDs
- Reference checking before submission
- Daily limits on the free tier
- Best tools need Premium
- Premium priced in euros
Which one should you choose?
Choose Readray if you want:
- Citations jump to the source
- Reads charts and tables in papers
- Available on every major platform
Watch out: paid plan details not on the homepage.
Choose SummarizePaper if you want:
- Free summaries and digest
- Understands DOI and arXiv IDs
- Reference checking before submission
Watch out: daily limits on the free tier.
Readray vs SummarizePaper FAQ
What is the difference between Readray and SummarizePaper?
Readray: AI reading companion for papers, videos and web pages. SummarizePaper: AI summaries, chat and digests for scientific papers. Both are research & search tools.
Is Readray or SummarizePaper cheaper?
Readray starts at See pricing page and SummarizePaper starts at See pricing page. Check both pricing pages for current plans.
Do Readray and SummarizePaper have free plans?
Readray: Yes. SummarizePaper: Yes.
Who makes Readray?
Readray is made by Readray, based in South Korea.
Who makes SummarizePaper?
SummarizePaper is made by SummarizePaper.
Which should I choose, Readray or SummarizePaper?
Choose Readray if you value citations jump to the source and reads charts and tables in papers. Choose SummarizePaper if you value free summaries and digest and understands doi and arxiv ids.