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.
Magiclingua - Speak a new language with confidence
Drops - Visual language learning.
Cambly - Private language tutors on demand.
MondlyAR - Learn languages in augmented reality
Pili Pop - Great language learning method for kids