AnkiDroid: Flashcards

AnkiDroid helps you learn efficiently using spaced repetition flashcards. Sync with Anki on desktop, study anywhere, and use pre-made or custom decks. Features include text, images, sounds, progress tracking, and more. Fully customizable, open-source, and supports multiple languages. Sync, backup, and add cards easily. Use idle time wisely—study on the go!