Watch the Winter Olympics while playing King of Glory? QuickFox offers three functions in one: watch games on your iPad and rank up on your phone.

For adults, happiness is everything. The Winter Olympics coincide with the weekend – should I be glued to the screen cheering for Team China, or calling up a few friends to play games in the Rift? For overseas students, this is often a multiple-choice question: internet bandwidth abroad is already limited; if you open two international applications, it's likely to…