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PaperpileEndNote
Paid

Paid subscription with a 30-day free trial.

 Paid

Paid licence, with a free trial available.

Android, iOS, Web, Browser extension Windows, macOS, Web
  • Built-in PDF viewer with annotation tools
  • Citation plugins for Google Docs and Word
  • Formats citations and bibliographies automatically
  • Widely used in academic institutions
  • Requires a Google account
  • Sign-up only on Chrome for now, Safari and Firefox in beta
  • 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
Account needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked October 1, 2026

Checked September 23, 2026

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