Compare software

ParleySuperMemo
Free

Free and open source as part of the KDE applications.

 Paid

SuperMemo 19 for Windows costs $34 USD.

Windows, Linux Windows
  • Spaced repetition scheduling for reviews
  • Several training modes, including multiple choice and written answers
  • Spaced repetition with incremental learning of articles and texts
  • One-time price for the Windows program
  • No mobile apps
  • Desktop interface feels dated next to app-based trainers
  • Windows only
  • Paid software
Downloadable app Downloadable app
Open source Closed source
License: GPL-2.0-or-later License not stated
No account needed Not stated if an account is needed
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.