It's possibly not as good but this looks like a not-so-advanced version of the same thing: http://itunes.apple.com/us/app/sleep-cycle-alarm-clock/id320606217?m

It's possibly not as good but this looks like a not-so-advanced version of the same thing: http://itunes.apple.com/us/app/sleep-cycle-alarm-clock/id320606217?mt=8 http://itunes.apple.com/us/app/sleep-cycle-alarm-clock/id320...