Linglass — Learn Languages with Videos

Learn languages while watching YouTube with dual subtitles and instant translation

Learn languages naturally while watching YouTube videos and browsing the web. DUAL SUBTITLES Watch YouTube with original and translated subtitles displayed simultaneously. Follow along in both languages as you watch your favorite content. INSTANT TRANSLATION Click any word in subtitles or select text on any webpage to get an instant translation with pronunciation. Works everywhere — YouTube, articles, blogs, Wikipedia. SAVE WORDS WITH CONTEXT Save new words along with the video frame, original sentence, and translation. Build a personal vocabulary collection with real media context. SMART FLASHCARDS Review saved words using spaced repetition. The algorithm adapts to your learning pace — words you struggle with appear more often, easy ones less frequently. TEXT-TO-SPEECH Listen to native pronunciation for any word or phrase. Improve your listening skills and accent naturally. SUPPORTED LANGUAGES English, German, French, Spanish, Japanese, Korean, Chinese, Russian.