There are a number of such tools - this is the first nice looking free one i've seen.
from FreewareWorldTeam
Quote
3D Box Shot Maker is an easy and FREE tool to virtually desgin quality box shot as your software box cover. An impressive box shot will make your software outstanding, and easily defeat your competitors at the start.
from FreewareWorldTeam











), this one seems to get perspective right.
- carpe noctem


