Both versions have a lot to offer sort of the same thing just the home and business version is a more complex version than the home and student version. There are more pros to this program than there are cons with that being said there are two different versions of this software, there is a home and business version and then there is a home and student version. Office Mac 2011 Product Key is one of the best software programs out there for the Mac when it comes to having stuff to do and trying to get work done.