Autodesk meshmixer has new tools for mesh cleanup and editing, new sculpting brushes with custom stamp textures, and support for painting vertex colors with dynamic meshing! Also custom materials, PLY import/export with vertex colors, redesigned hotkeys, and more.
meshmixer is an experimental 3D modeling tool and best of all the software is FREE.
meshmixer is a free tool for making crazy-ass 3D stuff without too much hassle. Or boring stuff too. You decide.
See meshmixer for more information.