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.
Obstino - Obstino is your key to effectively learning, practicing, and retaining new words for a more robust vocabulary.
Clozemaster - Learn a language through mass exposure to useful vocabulary in context.
Reji - Improve your vocabulary hassle-free 📚
Bialect - Learn languages faster with stories.
Fluently Beta - Write fluently in any language