Better Uptime vs PagerDuty

Better Uptime (now part of Better Stack) is a website and infrastructure monitoring service that checks uptime every 30 seconds from multiple global locations. It provides incident management, on-call scheduling, and public status pages.

PagerDuty is Incident management and on-call scheduling platform that aggregates alerts from monitoring tools and routes them to the right responders.. It is available under a freemium model. This tool falls under the monitoring category.