I can definitely say it's one of my favorite learning platforms. You can deep into a huge amount of different exciting stuff for learning a language. You can choose your own way to learn a language and at first, you can find and choose a language you are struggling about from a big list of available languages to learn.
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.
Polidict - Elevate your vocabulary with the advanced learning web service
Busuu - Join the global language learning community, take language courses to practice reading, writing, listening and speaking and learn a new language. Learn English with busuu's .
Memrise - Learn a new language with games, humorous chatbots and over 30,000 native speaker videos.
Rosetta Stone - Rosetta Stone is the world's most popular software for learning languages. It is offered at a cost of just $169 when purchased outright, but it is also possible to purchase language programs in a subscription format that offers ongoing support.
Mondly - Learn 33 languages in 500 bite-size lessons and 14 conversational modules.