This one,Date: 12/8/2009 4:44:08 PM
Author: Stone-cold11
Can''t find the thread now, but Neil pointed Rhino3D in a previous thread.
http://www.rhino3d.com/
Date: 12/8/2009 5:49:34 PM
Author: Stone-cold11
Rhino has free evaluation for 25 saves. As long as you do not safe over that it is free.