Youlingo

Click subtitle words for instant AI translation while watching YouTube.

Turn YouTube into your language classroom. Youlingo lets you click any word in a YouTube video's subtitles and get an instant AI-powered translation, phonetic pronunciation, part of speech, and example sentence — without pausing your video or switching tabs. HOW IT WORKS •Turn on subtitles on any YouTube video in the language you're learning •Click a word you don't know — get an instant translation popup •Save it to your vocabulary bank with one click •Come back to the Youlingo web app to review your saved words with spaced repetition flashcards WHY YOULINGO • Learn from content you actually enjoy — no textbooks, no boring drills • Instant AI translations with pronunciation, part of speech, and real example sentences pulled from the video's own context • Two save modes: "Save & Translate" for instant lookups, or "Save for Later" (Watch Mode) so you can keep watching without breaking your flow • Every saved word remembers which video it came from — so it stays memorable • Free spaced-repetition review system built in — track your streak, mastery level, and daily progress • Works with any language YouTube has subtitles for WHO IT'S FOR Anyone learning a new language who already watches YouTube in that language — vloggers, tutorials, shows, interviews. If you're tired of pausing to look words up in a separate dictionary app, Youlingo keeps you in the video. GETTING STARTED After installing, sign in to the Youlingo web app (free) to sync your vocabulary across devices. Click the Youlingo icon in your Chrome toolbar to set your language pair, then start watching and clicking words. PRIVACY Youlingo only accesses YouTube pages to detect subtitles — it does not track your browsing history or watch history. See our full privacy policy for details.