Checkly is described as 'Provides a better way to monitor your API endpoints and browser click flows from a single, simple dashboard' and is a Uptime Monitor service in the development category. There are more than 50 alternatives to Checkly, not only websites but also apps for a variety of platforms, including SaaS, Mac, Windows and Linux apps. The best Checkly alternative is Uptime Kuma, which is both free and Open Source. Other great sites and apps similar to Checkly are UptimeRobot, Pingdom, Quimonit and soapUI.
Oack replaces three separate tools — uptime monitoring, incident management, and status pages — with a single platform built for engineering teams.
