WebGazer is an uptime monitoring platform that checks if your website is up as it should be and notifies you if anything goes wrong
UptimeRobot - Free Website Uptime Monitoring
AnnounceKit - Announce product updates like a boss 😎
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.
Changelogfy - Changelogfy is an all-in-one platform to collect, organize and manage customer and teammates feedback, prioritize and build a product roadmap, and announce product updates.
StatusCake - Website Uptime Monitoring & Alerts – Free Unlimited Downtime Monitoring
Changefeed - A beautiful changelog for your product in seconds