STS Alarm Clock The STS Alarm clock is a PC based alarm clock that will wake you up to your choice of CD, mp3, wav, or even playlists. You can set an unlimited number of alarms with the full version. Great for college ... Cost: $10 Buy full version       Trial version           Descriptions STS Alarm Clock: The STS Alarm clock is a PC based alarm clock that will wake you up to your choice of CD, mp3, wav, or even playlists. You can set an unlimited number of alarms with the full version. Great for college students, business people, and people who work with computers all day long. It even has a "snooze" button and customizable look!