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OpenReadZendy
Freemium

Free tier available, with a paid Pro plan.

 Freemium

Offers free access alongside lower-cost paid access to premium literature.

Web Android, iOS, Web
  • Search across more than 300 million papers
  • Compare several papers to spot agreements and contradictions
  • Combines a scholarly library with AI search and summaries
  • Chat assistant gives answers with references
  • Web only, no desktop app
  • Advanced features sit behind the Pro plan
  • Full access to premium content requires payment
  • AI summaries should be checked against the papers themselves
Web application Downloadable app, Web application
Closed source Closed source
License not stated License not stated
Not stated if an account is needed Account needed
Needs internet Not stated if it works offline

Checked September 26, 2026

Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.