It has been awhile since this has been mentioned. The utility software with many Wi-Fi adapters is rather meager. Seldom does it help you know what is going on in your neighborhood. A good Wi-Fi scanner can help you to:
A. Locate hot spots near you.
B. Find what channels your neighbors use.
C. Identify wireless Internet Service in your area.
Here are five that look good:
Acrylic WiFi (Windows)
AirGrab WiFi Radar (Mac OS X)
Cain & Abel (Windows) <<
This site might be blocked.Wireless Diagnostics (Mac OS X Lion and later)
WirelessNetView (Windows)
This is based on an article from Network World.
Free Wi-Fi survey ToolsDo you use any of the above?