Tower Babel

Build towers of words — one language at a time. Tower Babel is a beautiful, fully free flashcard app for learning vocabulary. Every card you master adds a new floor to your language tower. Watch your skyline grow as your knowledge does. WHY BABEL TOWER? • Completely free — no subscriptions, ads, or in-app purchases • Works fully offline — study anywhere, no account required • Smart scheduling with FSRS 4.5 (and SM-2) spaced repetition • A unique skyline view — each language gets its own tower • 24 languages supported, with ready-made starter decks • Create custom decks with text, images, and voice memos • On-device pronunciation with built-in text-to-speech • Daily goals, streaks, and detailed statistics • Activity heatmap to track your study habits • Swipe-based reviews for fast, focused sessions • Export and back up your data anytime • Optional daily reminders to keep your streak alive • Dark themes designed for comfortable night study START LEARNING IN MINUTES Pick your native and target language, set a daily goal, and import a starter deck — or build your own from scratch. Review due cards each day and watch your towers rise. YOUR DATA STAYS YOURS Everything is stored on your device. No tracking, no cloud sync, no sign-up. Your vocabulary library belongs to you. Whether you are preparing for travel, studying for school, or building fluency in a new language, Tower Babel turns daily practice into something you will actually want to open. Download free. Build your skyline. Master every word.