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OpenRead vs ResearchRabbit: catalog facts
OpenRead	ResearchRabbit
Freemium Free tier available, with a paid Pro plan.	Free Free to sign up and use.
Web	Web
Search across more than 300 million papers Compare several papers to spot agreements and contradictions	Finds related papers from a single seed paper Visual citation maps of how papers and authors connect
Web only, no desktop app Advanced features sit behind the Pro plan	Requires an account Web only, with no offline use
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
Official website Full listing and sources Checked September 26, 2026	Official website Full listing and sources Checked September 23, 2026

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