FREE FOR 2 DAYS ONLY! Alarmed lets you create reminders which will display
an alert and/or play a sound. The alarms fire from any app, any time, even
when your screen is locked. With sophisticated repeat scheduling, pre-alarms
, snooze and 75 custom sounds to choose from.
Link: http://itunes.apple.com/app/alarmed/id371886784?mt=8
Link: http://appshopper.com/productivity/alarmed
