Janetter - Janetter is a Twitter client application. Faster, smarter, and more powerful.
Vistumbler - Vistumbler is a wireless network scanner for Windows Vista and Windows 7. Features:
YoruFukurou - YoruFukurou (NightOwl) is a Twitter client for Mac OS X, designed for Twitter addicts.
inSSIDer - inSSIDer Essential makes it easy to maintain small business WiFi.
Talon for Twitter - Elegantly designed, ad-free Twitter experience for Android
Homedale - With Homedale you can search for Wi-Fi / WLAN Access Points and monitor their signal strength.