Airytec Switch Off - Switch Off is a lightweight, easy-to-use, tray-based system utility that can automatically...
Pingdom - With website monitoring from Pingdom you will be the first to know when your website is down. No installation required. 30-day free trial.
iBeezz - iBeeZz: activity manager for Mac OS X
StatusCake - Website Uptime Monitoring & Alerts – Free Unlimited Downtime Monitoring
Shutdown8 - Shutdown8 is a simple program that allows users to shut down their computers with a timer.
Better Uptime - We call you when your website goes down