Subway Surfers is the first game to hit One Billion downloads on Play Store. The game was launched in Google Play Store during the year May 2012 and in six years now[by March 2018], it has reached one billion downloads. The count is based on the number of downloads from Google Play Store and it doesn’t include the sideloaded apk files.
We are thrilled to be the biggest game in the world on the Google Play platform. Surpassing 1 billion downloads is a historic accomplishment. In this case, history was written by a talented team of developers and a fantastic collaboration between SYBO and Killo. – Jacob Møller, CEO of Killo