I've been using Sleep Cycle (iPhone app). It's 99c and if you don't mind sharing the bed with your iPhone it's pretty much the same thing. I can't say it's my

I've been using Sleep Cycle (iPhone app). It's 99c and if you don't mind sharing the bed with your iPhone it's pretty much the same thing. I can't say it's my favorite app in the world just that it's well worth the 99c.