Windows 8 Simulator is basically a program which enables you to preview what Windows 8 would look and act like on your computer screen. If you are installed on a previous edition of Windows then you would need to go through the process of installing Windows again, which can take several hours. Windows developers designed Windows OS to be a fast and efficient environment in which apps can launch fast. Windows 8 Beta is Windows' second release and was released for testers a few months back. The Windows 8 beta comes with many new features that are being tested by Windows developers and can only be seen by the end users when Windows 8 will be launched in the real world.
Windows 8 Simulator enables you to use Windows OS in a virtual environment. Many developers prefer using Windows Simulator because it is easier to debug bugs and errors in the Windows environment. Windows OS has a well documented developer platform and has a huge support community. Windows users can install Windows Simulator in their computers by downloading the Windows OS from Microsoft website and then launching Windows, once the Windows Simulator is installed, you can go into Windows OS and try out various Windows features which include the Windows Registry, Windows Explorer and Windows Movie maker. Windows movie maker however requires that the computer you want to use has a screen resolution of above 720 pixels.
Windows XP also has a Windows XP simulator app but it is not compatible with Windows 8 or Windows 7. Many websites provide Windows simulator downloads which you can get to test out Windows and test out the Windows XP features that are available with Windows. The Windows simulator downloads allow you to try out various Windows features and test out the different performance of Windows before Windows is installed in your computer.