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.
Status Hero - Automated Stand-ups, Reports and Insights for Software Teams
StatusCake - Website Uptime Monitoring & Alerts – Free Unlimited Downtime Monitoring
Weekdone - Market leader and innovator since 2013. Set structured quarterly goals, keep track of activities, and focus on getting real business results. Track weekly progress, provide feedback, and move everyone in a unified direction.
Better Uptime - We call you when your website goes down
Status Panda - Automated status reports