Polygon Cruncher reduces the number of polygons of your objects without changing their appearance. You keep all details even at high optimization ratio. You also keep texture information, vertex colors. You can also optimized taking care of the symmetry of your objects.

Polygon Cruncher is a plugin for :
3D Photo Browser (included in 3D Photo Browser package)
Lightwave Modeler V6.x, V7.x, V8.x, V9.x and more / Inspire 3D
3DS Max V4.x, V5.x, V6.x, V7.x, V8.x, V9.x / 3DS VIZ / Autodesk VIZ.
Look at the differences between these versions.