Turn an old phone into a nerdy binary clock to show off your inner genius!

Brightness Controls

Perfect visibility day or night.

Show/Hide Hints

Learn how the clock works, or show off to your friends.

Battery Friendly

A pure black background is your AMOLED's best friend.

Landscape or Portrait

Horizontal or vertical? Doesn't matter. Both are available and look great!

Open Source

Contributors of any skill level are invited to help build the app.