WirelessNetView
Small utility that runs in the background, and monitor the activity of wireless networks around you.
18 Alternatives To WirelessNetView
AirRadar
Scanning for wireless networks is now easier and more personalized!
Homedale
With Homedale you can search for Wi-Fi / WLAN Access Points and monitor their signal strength.
KisMAC
KisMAC is basically a network discovery tool for the Mac operating systems that offers a lot of features and functions to its users.
Kismet
Kismet is an 802.11 layer2 wireless network detector, sniffer, and intrusion detection system.
NetSpot
NetSpot is a free app for wireless site surveys, Wi-Fi analysis, and troubleshooting
NetStumbler
Official source of information about Netstumbler.
Vistumbler
Vistumbler is a wireless network scanner for Windows Vista and Windows 7. Features:
WiFi Explorer
WiFi Explorer is a tool to scan, find, and troubleshoot wireless networks.
WiFi Scanner
A 802.11 wireless scanner and connection manager for Mac OS X.
Wifi Analyzer
Wifi Analyzer is a handy tool which helps you to select a better channel for your wireless router.
Wifi HotSpot
“Wifi HotSpot” can easily turn your windows pc into a wireless-wifi hotspot.
WifiInfoView
Scans wireless networks in your area and displays extensive information, including: SSID, MAC Address, PHY Type (802.11g or 802.11n), RSSI, Signal Quality, Frequency, Channel Number, and more…
Wifite
To attack multiple WEP, WPA, and WPS encrypted networks in a row.
Winhotspot
Winhotspot or “windows Hotspot” is a Free “WiFi hotspot” / “virtual WiFi Router” software. winhotspot is a virtual wifi router windows 7 or 8
Xirrus Wi-Fi Inspector
Due to its powerful WiFi management system, Xirrus Wi-Fi Inspector now becomes the standard for assisting the people in finding the solution of all of their WiFi related issues.