Easy Auto Refresh - Easy Auto Refresh automatically reloads pages and tabs in Google Chrome after a specified number of seconds.
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.
Super Easy Auto Refresh - Super Easy Auto Refresh is an ad-free extension for Google Chrome for auto-reloading webpages on a selected interval of time.
StatusCake - Website Uptime Monitoring & Alerts – Free Unlimited Downtime Monitoring
ReloadEvery - ReloadEvery is for reloading web pages automatically.
Better Uptime - We call you when your website goes down