Compare software

Mnemosyne vs SuperMemo: catalog facts
Mnemosyne	SuperMemo
Free Free and open source.	Paid SuperMemo 19 for Windows costs $34 USD.
Windows, macOS, Linux	Windows
Spaced-repetition scheduling that focuses on cards you forget Uncluttered interface for newcomers	Spaced repetition with incremental learning of articles and texts One-time price for the Windows program
Smaller community and fewer shared decks than Anki Plain, older-style interface	Windows only Paid software
Downloadable app	Downloadable app
Open source	Closed source
License not stated	License not stated
No account 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.