Dead Man's Snitch - Monitor Cron Jobs and Windows Scheduled Tasks with ease.

WholesaleBackup - WholesaleBackup is an online data backup service provider that turns your system into a backup server, allowing you to host the backup data on your own Windows Server environment.

Vobla - Back up your Linux servers continuously

Rebel Backup - Rebel Backup lets you make encrypted backups of your important files to Dropbox or Google Drive.

Healthchecks.io - Monitor your cron jobs and scheduled tasks, get notified when they fail.

myDataSync - MyDataSync provides enterprise data backup and recovery solutions, is powered by Asigra , which is a global leader in backup technology.