Battery Changer is an Android app developed by hamuyuuki.

Battery Changer first became available on 19 Jan 2012. It is estimated that Battery Changer has been downloaded between 100000 and 500000 times from the Play Store.

Battery Changer 1.2.4 requires the following permissions:

Allows an application to collect battery statistics

Allows an application to expand or collapse the status bar.

Allows an app to create windows using the type TYPE_SYSTEM_ALERT, shown on top of all other apps. Very few apps should use this permission; these windows are intended for system-level interaction with the user.