Flip Clock turns your iPhone into a retro-style timepiece. The $1 download mimics the old fashioned analog-digital clocks with flipping, plastic-card numbers (as seen waking up Marty McFly in the ...

Clocks are such mundane objects that it’s sometimes hard for them to grab your attention. They’re there when you need them, but they don’t exactly invite you to watch them work. Unless, of course, you ...