VMware Fusion 4

VMware Fusion 4 has been refined from the inside-out to give users the easiest, fastest and most reliable experience in running Windows applications on a Mac without rebooting. With over 90 new features including OS X Lion optimization, an even more Mac-like design and next-generation 64-bit performance, VMware Fusion 4 is the best way to run Windows on a Mac without rebooting. Whether you want to run Windows XP, Vista or 7 on a Mac, VMware Fusion's easy install feature will get you up and running in no time. With the ability to run Windows-only programs like Microsoft Project, Access and Internet Explorer, VMware Fusion turns your Mac into the ultimate computer for compatibility.