Paessler PRTG Network Monitor is described as 'Comprehensive network monitoring includes up/downtime tracking, traffic analysis, and performance metrics using SNMP, WMI, and NetFlow protocols' and is a Network Monitor in the network & admin category. There are more than 100 alternatives to Paessler PRTG Network Monitor for a variety of platforms, including Windows, Linux, Web-based, Mac and Self-Hosted apps. The best Paessler PRTG Network Monitor alternative is Zabbix, which is both free and Open Source. Other great apps like Paessler PRTG Network Monitor are Sniffnet, Netdata, Nagios and Datadog.