Lingvo TV - Learn languages while watching movies on Netflix.
BoldVoice - Accent coaching app for non-native English speakers
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.
Google Translate - Google's free service instantly translates words, phrases, and web pages between English and over 100 other languages.
Andy Chatbot - Learn and practice English with exercises, grammar and games
Mate Translate - Ultimate translation app for Mac, iOS, Chrome and many more