FluentU is an innovative language learning and reference application that helps users learn and practice a foreign language. It offers an extensive library of real-world videos, including movie and television clips, music videos, and news and talk shows, which are all accompanied by interactive captions, multimedia flashcards, and quizzes. The app also includes a translation dictionary and speech recognition technology to help users practice their speaking and writing skills. FluentU's innovative adaptive learning system helps users improve their language skills quickly and easily by helping them focus on the words and phrases they need to learn. By tracking user progress and offering personalized feedback and exercise recommendations, FluentU helps users become more effective language learners.
It is free and very easy/effective.