A free, open-source vocabulary app for learning languages across Windows, Linux, Android and KOReader. Read texts and save unfamiliar words from any app, study with spaced repetition flashcards, quizzes and use passive listening to reinforce vocabulary. Get automatic translations and AI-powered definitions, or generate short reading passages built from your vocabulary with AI for your or new for your level. Keep everything synced in one place, from your first encounter with a word to Mastered.
