BBQScreen lets you see your Android device's screen on your computer at fullspeed.
Unlike many Phone-to-PC screen sharing app, BBQScreen lets you see your device's screen in realtime and at a high framerate. It's super easy to setup, and can work through Wi-Fi, USB Tethering, or even Bluetooth tethering (best experienced with Wi-Fi or USB Tethering).
Get and install this app on your Android device, and get the latest client app on your computer at http://screen.bbqdroid.org. You just have to enter your device's IP address, and it's working immediately.
See it on the Play Store