Equalizer is an Android app developed by iJoysoft (香港九龍九龍灣啟業村啟賢樓1313室). Others apps created by iJoysoft are: Gallery, Volume Booster & Bass Booster, Web Browser (iJoysoft), Music Player, Lock Screen.

Equalizer first became available on 26 Feb 2019. It is estimated that Equalizer has been downloaded between 1000000 and 5000000 times from the Play Store.