Subtly - Learn English with smart subtitles on movies and TV shows
Synonymful - Improve your vocabulary and communicate like a pro.
Speechyard - Learn English online through movies!
Reji - Improve your vocabulary hassle-free 📚
Duolingo - Duolingo is a free language learning app for iOS, Windows and Android devices. The app makes learning a new language fun by breaking learning into small lessons where you can earn points and move up through the levels. Read more about Duolingo.
Vocly - Learn vocabulary in 50 languages with fun games