Automatically generates personalized vocabulary and grammar exercises from any article, video, or book you're consuming, with spaced repetition that adapts to your retention.
Added Jan 10, 2026
Medium opportunity (69%)
Language learners struggle to retain vocabulary and apply grammar despite consuming foreign content daily. Looking up words breaks reading flow, while passive watching with subtitles creates dependency without building active comprehension or production skills. Users know words in isolation but fail to recall them when speaking or writing.
A browser extension and mobile app that uses AI to analyze content in real-time, identifies learning opportunities at your exact level, and overlays micro-exercises (fill-in-the-blank, sentence reconstruction, audio shadowing) that appear between paragraphs or during natural video pauses. It extracts unknown words, grammar patterns, and accent variations from your content, then schedules them for active recall practice without interrupting your primary activity.
Large language models can now accurately assess text/video difficulty, generate contextually appropriate exercises, and provide instant feedback. The explosion of foreign language content on streaming platforms and e-readers creates a massive, untapped dataset for personalized learning at scale.
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there is a delay in the translation hence you can't use it in a conversation
⭐⭐⭐⭐⭐ (5/5 Stars) If you actually want to learn how to speak a language instead of just memorizing useless, random words, Airlearn is the app you need. Before this, I tried Duolingo, but I got tired of it really fast. Duolingo focuses way too much on random vocabulary and making you translate weird, useless sentences that you will never say to a real person in real life. It feels more like a matching game than actual language learning
The app is overall good but in speaking questions sometimes it does not understand.
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