http://gamestolearnenglish.com/ This is a great place to learn basic and advanced English skills while playing games. If you have any more questions feel free to message me!

You can try Duolingo, Babbel, or Busuu for apps. I like Wordreference.com to check how words are actually used.There is also an online program called Grammerly that helps you write using correct grammar.

Busuu.com is really good! Lots of fun activities.