First, go to App Inventor and open a project (or create a new one - use Project Start New Project and give your project a name). Open an App Inventor project and connect it to the emulator.
The former option gives you the best performance you can get, while the latter option is a lot simpler. If you want to install Mac on PC, you have two basic options how to do it: you can either install the Mac OS X operating system directly on a drive or use a Mac emulator for Windows. Boot Camp Bootcamp is a Mac native utility app which allow you to install Windows on your Mac computer. WinOnX Run Windows programs on Mac OS X without buying a Windows license. It creates Virtual machines for Windows, linux like operating systems. VirtualBox is a free and open source virtualisation software for enterprise and home users.
