To get Started, download Wireless Network Watcher from Nirsoft official website (scroll down to the bottom of the page to see the download link). Like all the other apps from Nirsoft, this one also weight in few KBs and can be executed directly from the. The one, I suggest is Wireless Network Watcher by Nirsoft. There are several Window’s programs that show you the list of devices connected to your network. So, here are some best apps and methods to find out who is connected to your WiFi network. All you have to do is install a small app on your device, and it’ll give the list of IP and MAC address of all the devices connected to your network. Thankfully, it’s pretty easy to find out who is connected to your WiFi network. Also Read: What to do if You Forget Your WiFi Password