Highlights
- completely free/open-source on desktop and web. Best for spaced repetition and serious memorization.
Best for: Best for fully free spaced-repetition flashcards when you want serious memorization and complete control over your study decks without free-tier limits.
Anki is a flashcard app built around spaced repetition, helping users review harder material more often and easier material less often. It supports custom decks, shared decks, add-ons, and study across desktop, web, and mobile for long-term memorization.

