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.
MunSoft Online Recovery - MunSoft Online Recovery service can be used for free to recover data from damaged files.
StatusCake - Website Uptime Monitoring & Alerts – Free Unlimited Downtime Monitoring
DataNumen Zip Repair - A tool to repair corrupt Zip files and self-extracting(SFX) files.
Better Uptime - We call you when your website goes down
Stellar Phoenix Zip Recovery - Stellar Phoenix ZIP Recovery repairs ZIP files created in WinZip 5.0 to 12.1 versions.