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Mendeley vs EndNote: catalog facts
Mendeley	EndNote
Freemium Free with 2 GB of storage, with paid options.	Paid Paid licence, with a free trial available.
Web, Browser extension	Windows, macOS, Web
PDF reading, highlighting and annotation built in Generates references and citations	Formats citations and bibliographies automatically Widely used in academic institutions
Owned by the publisher Elsevier Free storage is limited to 2 GB	Paid software with no free tier AI features depend on an online service
Downloadable app, Web application, Browser extension	Downloadable app, Web application
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
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.