PHP Server Monitor is described as 'Script that checks whether your websites and servers are up and running. It comes with a web based user interface where you can manage your services and websites, and you can manage users for each server with a mobile number and email address' and is a Uptime Monitor service in the network & admin category. There are more than 100 alternatives to PHP Server Monitor for a variety of platforms, including Web-based, SaaS, Self-Hosted, Linux and Windows apps. The best PHP Server Monitor alternative is Uptime Kuma, which is both free and Open Source. Other great apps like PHP Server Monitor are Zabbix, UptimeRobot, Nagios and Tianji.