Apps like ZenClock - Fullscreen Clock

Here are some great alternatives to ZenClock - Fullscreen Clock by BlueMatter :

Huge Clock Fullscreen Display

Huge Clock Fullscreen Display

Huge Clock - Fullscreen Clock

Huge Clock - Fullscreen Clock

Android Clock Widgets

Android Clock Widgets

Stylish - Clock Live Wallpaper

Stylish - Clock Live Wallpaper

Fullscreen Clock

Fullscreen Clock

StandBy Mode Always On Display

StandBy Mode Always On Display

Classic Clock with Second Hand

Classic Clock with Second Hand

Flip Clock: World Clock

Flip Clock: World Clock

Qzey: Simple Digital Clock

Qzey: Simple Digital Clock

Clock Lock Screen

Clock Lock Screen

Night Clock - Live Wallpapers

Night Clock - Live Wallpapers

MaxClock - Big Digital Clock

MaxClock - Big Digital Clock

Clock Live Wallpaper Always on

Clock Live Wallpaper Always on

Huge Analog Clock

Huge Analog Clock

12-hour world clock

12-hour world clock