Citytopia is an Android app developed by Reliance Entertainment Studios UK Pvt Ltd (Reliance Entertainment Studios UK Pvt Ltd Amba House , 4th Floor , Kings Suite , Harrow 15 College Road , Middlesex , United Kingdom , HA11BA). Others apps created by Reliance Entertainment Studios UK Pvt Ltd are: Real Steel World Robot Boxing, Drone: Shadow Strike, Garbage Pail Kids: The Game, Real Steel Champions, Drone 2 Air Assault, WWE Mayhem.

Citytopia first became available on 29 May 2019. It is estimated that Citytopia has been downloaded between 1000000 and 5000000 times from the Play Store.