Socket Sniff is a small utility, totally free, that is responsible for monitoring and showing all the activity of sockets (WinSock) that is in each active Windows process that you have previously selected.
For each of the sockets that it finds, Socket Sniff shows the following information: the process that runs the socket, the type of socket, the local and remote addresses, the local and remote ports, the total number of bytes received / sent, and so on..
The content that Socket Sniff is displaying can be displayed both in ASCII mode and in Hex Dump mode.
If we had to point out any negative points of the program, that could be the presence of English as the only default language to display all the texts that appear on the screen, such as menus and options. However, we can assure you that this will not entail too many problems so that you can do with the management of the program, since the authors of the program have done a great job in regards to the development of the user interface, getting them to do any operation with Socket Sniff is a simple, clear and very intuitive process.
As icing on the cake, we must mention that, being a "freeware" program, we can download Socket Sniff for free.
You can free download Socket Sniff 32, 64 bit and safe install the latest trial or new full version for Windows 10 from the official site.