Steins;Gate (シュタインズ・ゲート?, Shutainzu Gēto) is a Japanese visual novel developed by 5pb. and Nitroplus, released for Xbox 360 on October 15, 2009. It is the second video game in the Science Adventure series by 5pb. and Nitroplus, preceded by Chaos;Head and followed by Robotics;Notes. The development team described the game as a "hypothetical science ADV" (想定科学ADV?, sōtei kagaku ADV) and it was made available for Microsoft Windows on August 26, 2010, for PlayStation Portable on June 23, 2011, for iOS on August 25, 2011, for PlayStation 3 on May 24, 2012, for PlayStation Vita on March 14, 2013, and for Android on June 27, 2013. In Europe, it has been available since June 5, 2015 for PlayStation 3 and PlayStation Vita.