can upgrade unity3d 3.5.6 to version 4.0 using the same licence that i have in 3.x ?

Hi there…can upgrade unity3d 3.5.6 to version 4.0 using the same licence that i have in version 3.x ??
please help…:roll:

thanks

No, you have to buy a license for 4.0 or upgrade the license you have, to be able to access Unity 4.0 Pro.

Unity 4.0 does have a free version and a trial if you’d like to try it out first.