There was a download of Netmon 1.12 on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. Commonly, this program's installer has the following filenames: Netmon.exe, SNetMon.exe and WCNetMon.exe etc.
The most popular versions among Netmon users are 1.6 and 1.1. Netmon lies within Internet & Network Tools, more precisely Network Tools. This PC program can be installed on 32-bit and 64-bit versions of Windows XP/Vista/7/8/10/11. This free tool was originally designed by Stone Softwares, Inc. We cannot guarantee that the program is safe to download as it will be downloaded from the developer's website. Before launching the program, check it with any free antivirus software.
From the developer:
A network connections monitor. It displays TCP/UDP connections in realtime, with automatic host lookup/caching. It can also display detailed statistics about protocolsand interfaces. Also included are databases over known trojan ports, country codes and a complete database of service ports.
You may want to check out more software, such as myNetMon, which might be related to Netmon.