The PC Timer - The PC Timer, an easy to use countdown timer and alarm clock.

Computer Alarm Clock - Computer alarm clock with a very cool interface and very easy to use.

MP3 PC Alarm Clock - MP3 PC Alarm Clock software for your Computer!

WakeMeUp! - PC alarm clock that can resume your PC from standby. Supports mp3/wma and skins.

Adds for Outlook - Make an Alarm Clock and MP3 player from your Outlook!

II_WorldTimeClocks - Clocks around the world with alarm

Alarm Master - Skinnable PIM with alarm clock, scheduler, calendar and timer.

Alarm Master Plus - It is a PIM with alarm clock, scheduler, calendar and timer.