Grumpy Boo is an Android app developed by Kiku Apps (E.Veindenbauma 28 Jelgava LV-3001). Others apps created by Kiku Apps are: Chubby Pengu, Chu Jump, Fairy Puff, Fluffy Chu Live Wallpaper, Fluffy Orange Live Wallpaper, Munchi Mo, Puff Jump.

Grumpy Boo first became available on 18 Jul 2014. It is estimated that Grumpy Boo has been downloaded between 100000 and 500000 times from the Play Store.

Grumpy Boo 1.1.4 requires the following permissions:

Allows applications to access information about networks.

Allows applications to access information about Wi-Fi networks.

Allows applications to open network sockets.