Very easy to use, launch the app, select a wallpaper, hold your finger down and and choose 'Set picture as' then select 'wallpaper'.
The first wallpaper option in the app is the optimal power saving; solid *true black* wallpaper (hex #000000) - the equivalent of having 'no wallpaper'.
More than 50 stunning black background wallpapers, all optimized for AMOLED power saving.
The best minimalist black wallpapers for the lovers of minimalism.
Share wallpapers with others.
Optimized for most devices, especially optimized for Samsung Galaxy, LG, Xiomi, HTC, Pixel and most flagship devices.