NetMap is described as 'Watches hosts to be accessible via protocol ICMP. For this purpose the program periodically sends requests, completely similar to requests of program PING and checks for replies, which indicates activity of hosts and proper functioning of network connections' and is a Network Monitor in the network & admin category. There are more than 10 alternatives to NetMap for a variety of platforms, including Windows, Linux, Mac, iPhone and BSD apps. The best NetMap alternative is SmokePing, which is both free and Open Source. Other great apps like NetMap are PingPlotter, Ping Tracer, vmPing and PingInfoView.