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.
Warmup Inbox - Warmup Inbox is a tool that automates the process of warming up your email inboxes, raising your sender reputation and inbox health automatically.
StatusCake - Website Uptime Monitoring & Alerts – Free Unlimited Downtime Monitoring
MailReach.co - The #1 email warming service to improve your deliverability by generating realistic and meaningful engagement to your emails. Easy-to-use solution to help you land in the main inbox instead of the spam folder.
Better Uptime - We call you when your website goes down
Warmbox.ai - Warm up your cold email inbox, and never land in spam anymore!