Shin Megami Tensei IV: Apocalypse, commonly abbreviated as SMT IV: Apocalypse or simply SMT IV, is an action role-playing game developed and published by Atlus. It was released in Japan for the Nintendo 3DS in 2016. The game serves as an enhanced version of Shin Megami Tensei IV, incorporating elements from both the original game and Devil Summoner: Soul Hackers, another Atlus title.