This is virtual Windows 8 simulator. You can run Windows 8 simulator as a Windows application and test and feel the Windows 8. You can feel the new features of Windows 8 using this freeware. Memory of this freeware is very low and therefore you easily download install and uninstall the software. Microsoft has mainly considered touch functions (like drag and drop elements) when they were developing Windows8. You can feel this drag and drop function using this freeware just like real windows 8. They have also given priority to web features when they were creating windows 8. You can browse the internet and use web gadgets (like Facebook Twitter Gmail ) through this freeware just like real windows8. You also can use some windows 8 applications virtually. This freeware is not based on real windows 8 OS. Therefore you can''t install applications and some application is not like windows 8 applications.