Players Build their own reef in Nemo's Reef. Nemo's Reef was a city-building release on iOS and Android based on the 2003 Disney/Pixar animated feature film, Finding Nemo. The app was released in tie-in with the 2012 home video re-release of Finding Nemo. The game was officially removed on June 1, 2017 from application stores after it was announced that the game would be no longer available to download on May 31, 2017. The game's servers were permanently closed on June 30 on that same year, one year after the theatrical release of Finding Dory.