Always on Display (AOD) is a handy tool to show you the time, date, and battery level on your screen. This app can work as an ideal replacement for a digital or analog clock. 

The Always on Display app displays all the information right on your screen. It is the best app to show you the time, date, and battery level on your phone or tablet. It works as an ideal replacement for a digital or analog clock.

You can customize the Always on Display app to show the date, time, battery level, and phone status (call or message) on your phone screen.