SmartRecall

Anki is a program which makes remembering things easy. Because it's a lot more efficient than traditional study methods, you can either greatly decrease your time spent studying, or greatly increase the amount you learn. Anyone who needs to remember things in their daily life can benefit from Anki. Since it is content-agnostic and supports images, audio, videos and scientific markup (via LaTeX), the possibilities are endless. Use the free AnkiWeb synchronization service to keep your cards in sync across multiple devices. From card layout to review timing, Anki has a wealth of options for you to customize. Embed audio clips, images, videos and scientific markup on your cards, with precise control over how it's shown. Because the code and storage format is open, your important data is safe.

LexieLearn is a study app that turns photos of notes, textbooks, and worksheets into flashcards, quizzes, and practice tests automatically. Students snap a photo and get study materials in seconds, no manual card creation, no typing, no account needed. Built on cognitive science research: the FSRS spaced repetition algorithm schedules reviews at optimal intervals, active recall questions test real understanding, and think questions use AI to evaluate open-ended answers with conversational feedback. Works with any subject in 34+ languages. Used by 4,500+ students for biology, chemistry, history, languages, and exam prep (GCSE, A-level, AP). Available on iOS and Android. Key features: automatically created flashcards and quizzes from any photo, spaced repetition with FSRS, image occlusion for diagrams, audio player with captions, offline storage with no cloud dependency. Ad-free, no data tracking, no account required.