Education related Applications
Coursera is an educational technology company that offers open online courses. Coursera offers courses in English, Spanish, French, Chinese, Arabic, Russian, Portuguese, Turkish, Ukrainian, Hebrew, German, and Italian from more than 100 universities. It lets you join courses and watch lectures from the world's best instructors and professors. Join Coursera and learn anytime, anywhere, in topics ranging from computer science to cooking and beyond. Here I provide the link to download their application but I do recommend you to visit their website.