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HighlightsMarginNote
Freemium

Free to use, with advanced features in a Pro subscription that has a free trial.

 Freemium

Distributed through the App Store; check the listing for current pricing.

macOS, iOS macOS, iOS
  • Exports annotations to Markdown and popular notes apps
  • DOI lookup and citation metadata for papers
  • Highlights turn into mind map nodes and flashcards
  • Built-in spaced repetition review
  • Apple platforms only
  • Advanced features require a subscription
  • Mac and iPad only
  • Takes time to learn the card and mind map workflow
Downloadable app Downloadable app
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

Checked September 24, 2026

Checked September 23, 2026

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