Spaced-repetition app, the best for scientists and coders. With rich formatting, with images, with code formatting, with formulas, with multiple flashcard types. Entirely free, open-source.



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Spaced-repetition app, the best for scientists and coders. With rich formatting, with images, with code formatting, with formulas, with multiple flashcard types. Entirely free, open-source.




Ace your exams with the most efficient way to study
Zorbi makes studying easy by only showing you flashcards when you forget them. It's free, backed by science, and it works on every device.



