SelfishNet - Block anyone or any device from using your internet
NetSpot - NetSpot is a free app for wireless site surveys, Wi-Fi analysis, and troubleshooting
Wifi Router Manager - Wifi Router Manager is a free-to-use network tool application that is providing the complete visibility of your wifi network from signal strength, security to IP addresses.
Vistumbler - Vistumbler is a wireless network scanner for Windows Vista and Windows 7. Features:
Actiontec Managed Wifi - Actiontec Managed Wifi is a best-in-class wifi optimization utility that provides expediency to broadband operators with all tools that are required to manage the home wireless networks.
Kismet - Kismet is an 802.11 layer2 wireless network detector, sniffer, and intrusion detection system.