If you are looking for free 3D polygon model viewer, try RapidForm
RapidForm is total 3D scanning solution, but evaluation version of RapidForm
can be used as free 3D model viewer.
RapidForm's GUI is very intuitive and user friendly.
Try it now at http://www.rapidform.com
Stay tuned. There will be major upgrade in a week or so.
Name : Donghoon Lee
Title : Senior Researcher
Phone : +82-2-566-8694-301
Company : INUS Technology, Inc.