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Connected PapersUndermind
Freemium

Usable in the browser; check the site for current plan limits.

 Freemium

Free sign-up, with paid and enterprise plans.

Web Web
  • Visual graph of related papers instead of a plain result list
  • Helps discover related work from a single starting paper
  • Reads full texts and figures, not only abstracts
  • Follows citation trails to find related papers
  • Web only, needs an internet connection
  • Plan limits are not described on the homepage
  • Hosted service that requires an account
  • Focused on scientific literature rather than general search
Web application Web application
Closed source Closed source
License not stated License not stated
Not stated if an account is needed Account needed
Needs internet Needs internet

Checked September 23, 2026

Checked September 24, 2026

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