dbForge Data Compare for MySQL - Easy-to-use tool for MySQL data comparison and synchronization from Devart.
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.
Red Gate Sql Compare - SQL Compare, by Red Gate Software, compares and synchronizes SQL Server databases, automates...
StatusCake - Website Uptime Monitoring & Alerts – Free Unlimited Downtime Monitoring
Redgate SQL Data Compare - Use Redgate SQL Data Compare to compare and synchronize static, lookup, and reference data in your SQL Server database - try it free
Better Uptime - We call you when your website goes down