To show digital clock always on display we use AMOLED feature of smart phone. This super amoled feature is called ambient display or active display also called screen saver clocks. Always on display (AOD) keep a limited portion of the screen on during sleep mode.
Super latest amoled lock screen clock widget does not drain battery because, always on display clock on screen just turns on those pixels LED required to show text, image or graphics while other pixels turned off.
Free AMOLED display clock screen saver is used to display clock on screen. This lock screen clock widget have both Analog clocks and LED digital clock templates and wallpapers. To display on lock screen clock download this amazing time widget app.

Main Feature Always On AMOLED Wallpapers :
* Display battery level on lock screen
* Stylish and smart Watch - always on amoled
* Option to start display after screen lock activated
* Music Controller : song play , pause , forward , backward
* Notifications - view notifications without touching your device
* Customization - change the text color, text size, font, brightness
* Always On Memo - write a reminder and make it show up on your screen
* Change clock style: there is a vast variety of styles (Digital, Analog, Emoji Clock , Picture Clock and calendar clock etc).

Always on Display is a super Always On Amoled app that display basic information like Mobile Time , Date , Notification , music control and much more on black screen when your mobile Screen is "Off".
Keep your mobile screen ON all the time with the Digital clock Display , Analog clock Display , Calendar clock , Emoji clock , Picture Display clock with notification , Date , Time and more and all without having to touch the phone .