BlueStacks is a pair of apps, one that runs on your Android powered phone, the other which runs on your Windows-based computer. When paired, your BlueStacks App Player for Windows will let you run your Android apps on your desktop or laptop computer.
Though it’s only in beta, apps seems quick and fluid with little problems. If you want to give it a try, head over to BlueStacks.com, download the App Player, and get started!
It’s not an emulator or simulator, it’s an app environment that lets you run your Android apps in Windows. It’s slick. It’s smooth. It’s fast! Check out the video to see how to get started![embedded content]
Source : http://pocketnow.com/2012/03/27/run-android-apps-in-windows-with-bluestacks-app-player-video