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SpaceMnemosyne
Freemium

Core study features are free; Pro adds unlimited AI features.

 Free

Free and open source.

Windows, macOS, Linux, Android, iOS Windows, macOS, Linux
  • Uses FSRS-6 to schedule reviews
  • Imports Anki decks and common spreadsheet formats
  • Spaced-repetition scheduling that focuses on cards you forget
  • Uncluttered interface for newcomers
  • Unlimited AI features require Pro
  • Smaller community and fewer shared decks than Anki
  • Plain, older-style interface
Downloadable app Downloadable app
Closed source Open source
License: Proprietary License not stated
Not stated if an account is needed No account needed
Not stated if it works offline Not stated if it works offline

Checked October 8, 2026

Checked September 23, 2026

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