4You: Learn language via video

4You turns your favorite videos into engaging language lessons. Learn English, Chinese, Korean, Japanese, French, German, Spanish, and 40+ other languages with bilingual subtitles, sentence transcripts, and a one-tap dictionary.

Build listening and speaking skills through Shadowing, Dictation, Cloze exercises, and AI conversations. Save vocabulary, use flashcards and spaced repetition, and review words with the gamified Word Garden. 4You also supports reading, writing, grammar practice, and AI feedback across beginner to advanced levels. Join a language-learning community to share content, chat with other learners, and stay motivated.