app usage is the easiest to use but powerful app/device usage management app. it provides the following key features: ★ show app usage history: gather the usage time about apps that you used ★ check phone history: gather counts of you checked the phone ★ show activity history: gather the time that you open apps ★ notification history: show the time that apps posted notifications ★ battery history: display the battery usage graph ★ over-use reminder: remind when you spend on phone or apps for a long time ★ most used apps - show most used apps on widgets or a notification ★ track all installs: keep track of all installs and uninstalled apps ★ app install reminder: notify when apps installed and the summary of daily installed apps ★ manage apps: 1-tap to uninstall apps, sort apps by various