Idle Aquarium is an Android app developed by Playstack (56A Poland Street W1F 7NN London UK). Others apps created by Playstack are: Idle Safari, Rescue Wings, Idle Seapark, Too Many Cooks, Snipers vs Thieves.

Idle Aquarium first became available on 14 Sep 2021. It is estimated that Idle Aquarium has been downloaded between 500000 and 1000000 times from the Play Store.