Profitable AI Study App that Turns Notes into Quizzes — $223K ARR, 45% Growth

This profitable iOS study app helps students turn their own notes into interactive quizzes in seconds. Users simply upload a photo or PDF, and the app creates practice questions based on what they are actually learning, making studying faster, easier, and more engaging. The business is already proving strong demand with recurring subscription revenue, healthy profit margins, and solid growth. Its simple value proposition is easy to understand, easy to market, and highly suited to short-form social content, which has already become a successful customer acquisition channel. ✅ $223K ARR with $212K TTM revenue and $108K TTM profit ✅ 45% growth with a simple B2C subscription model on the App Store ✅ Clear, student-friendly product that solves a common pain point: making study questions takes time ✅ Fast content-to-quiz experience creates a strong “wow” moment for new users ✅ Proven creator-led marketing in Norway and Sweden, with room to expand into more countries ✅ Major upside from launching Android or web, improving paywalls, and adding win-back/lifecycle marketing