Quick: if you had to pick one app that had the-best-year-ever in 2016 what would you pick? Pokémon Go? Super Mario Run? Instagram? How about Bitmoji? That's right, the Snapchat-owned app for ...

Snapchat-owned Bitmoji, which enables users to create their own personalised emojis featuring an animated version of their faces, is the fastest growing app in the US. According to global media ...