Pokémon Go is an augmented reality mobile game developed by Niantic. It was released in July 2016 and became a global phenomenon, being downloaded over 130 million times. The game uses mobile device location services to allow players to capture, battle and train virtual Pokémon that appear in real world locations. It received mixed reviews for its concept but frequent technical issues, and was a commercial success generating significant revenue despite Nintendo only having a minority stake in the game's owner.