The most downloaded mobile game in the world is Danish
In 2015, the most downloaded mobile game in the world was from Denmark.
App Annie has just released their 2015 Retrospective report, and the worldwide mobile hit Subway Surfers from Sybo Games tops the list. The 2nd, 3rd and 4th on the list are all games made by Nordic companies.
You can read (or google translate) my article about the leading position of the hoverboarding heroes on jp.dk her: Dansk milliardsucces indtager fornem førsteplads.