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ResearchRabbit vs Connected Papers: catalog facts
ResearchRabbit	Connected Papers
Free Free to sign up and use.	Freemium Usable in the browser; check the site for current plan limits.
Web	Web
Finds related papers from a single seed paper Visual citation maps of how papers and authors connect	Visual graph of related papers instead of a plain result list Helps discover related work from a single starting paper
Requires an account Web only, with no offline use	Web only, needs an internet connection Plan limits are not described on the homepage
Web application	Web application
Closed source	Closed source
License not stated	License not stated
Account needed	Not stated if an account is needed
Needs internet	Needs internet
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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