Papers, Please is a video game made by Lucas Pope, an indie game developer, published under his secret name 3909. It is about an immigration officer who decided who to let in and who to refuse entry to the fictional country of Arstotzka. The game was released on August 8, 2013 for Microsoft Windows and for OS X. It was released for Linux on February 12, 2014. It was released for iPad on December 12, 2014. A PlayStation Vita version was announced in August 2014, but has not come out yet.