Barcode Alarm Clock - Alarm clock that won't stop ringing until you scan a barcode
Sleep Cycle - Bio-alarm clock that wakes you up at optimal times based on your sleep patterns.
Alarmy - World's most annoying alarm app
SleepBot - SleepBot is a sleep tracking app available in Google Play and the Apple App Store.
Toonie Alarm - Want to wake up on time and make your day brighter? Fancy getting rewards waking up?
Online Alarm Clock - The world's original online alarm clock, established in 2006.