iPhone : Sleep Cycle alarm clock as mentioned by Blighter

[Blighter]

Originally Posted by Mark

I find snoozing after the alarm goes off makes things worse. That's one notable benefit of this alarm - I put the iPhone under the sheet (so I can't knock it off the bed). That makes getting at the 'off' button somewhat more challenging in the morning. The other options involve hitting it (expensive) or letting the battery run flat (boring).

You should try one of the helicopter alarms... the ones that fly off of the base, and the base won't shut up until you find the copter and return it to base!! They are relatively cheap too