Hyperping - Cheap uptime and performance monitoring with detailed reporting and flexible alerting
UXPin + Slack - Keep tabs on design projects in Slack
WebGazer - Monitor your website's availability with WebGazer, review its performance and get instant notifications when your website goes down. No installation required and free plan available.
Checkify - Super minimal, simple and inexpensive 24/7 uptime monitoring
Get Notified - Get Notified when something happens
Freshworks - Delight your customers, from wherever you are