Cogni: Study with Flashcards is a spaced‑repetition flashcard app that helps users memorize information across a wide range of subjects. Users can create and customize their own cards or download from a library of over 50,000 ready‑made decks covering topics such as languages, medical terminology, and exam preparation. The app schedules reviews using an AI‑enhanced algorithm that presents cards just before they are likely to be forgotten, employing active recall techniques. It also works offline and includes a modern interface designed for both beginners and power users.