Wireless Network Watcher - scans your wireless network and displays the list of all computers and devices that are currently connected to your network.
Aircrack-ng - Aircrack-ng is an 802.
Fern Wifi Cracker - Your description
My WIFI Router - Wifi Hotspot creator for Windows
WirelessKeyView - Recover lost WEP/WPA keys stored by Wireless service of Windows
inSSIDer - inSSIDer Essential makes it easy to maintain small business WiFi.