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SuperMemo vs Quizlet: catalog facts
SuperMemo	Quizlet
Paid SuperMemo 19 for Windows costs $34 USD.	Freemium Free to use, with paid plans for additional features.
Windows	Web
Spaced repetition with incremental learning of articles and texts One-time price for the Windows program	Study sets can be turned into flashcards, games and tests Large library of sets shared by other users
Windows only Paid software	Hosted service; your sets are stored on Quizlet's servers Some features sit behind a paid plan
Downloadable app	Web application
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
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.