A spirit level. Hold any of the phone's four sides against an object to test it for level or plumb, A spirit level. Hold any of the phone's four sides against an object to test it for level or plumb, 
GO Launcher EX NotificationA plugin of GO Launcher EX to show number of missed calls, unread SMS and Gmail.
WiFi TetheringWiFi Tethering App - Community Version
WiFi HotSpot Tether (Ad-hoc mode, AP where available), Blueto