Biohazard Outbreak Survive is a mobile phone game released in Japan in 2011 for the GREE social networking service. Survive was free-to-play with purchasable upgrades. The game was up from 20 June 2011 until the server closure on 29 May 2015. As of 23 May 2012, the game had exceeded 2 million users. The game's servers shut down in 2015 following the bankruptcy of its developer, Applica.