Voxel sculpting Sculpt allows you without any topological constraints and the make complex details from nothing! You can change topology as you wish. This approach, Gives you an absolute feeling of freedom in sculpting. It is not based on surface deformation but on the volume of building and filling. Feel like a true artist here, do not think about polygons and structure, just express yourself as an Artist!
                                                                      
  Per pixel painting painting Ц fast and precise approach. Allows
  layered color and displacement painting over the low-poly and high
  poly-meshes initial geometry without distortion. With this method
  you can paint directly on your mesh to a texture map, this is an ideal
  for low-poly game assets. You can import a normalmap to use as a
  guide.
                                                                         
  Improved tools retopology. New stamp tool allows you to fill holes
  and finish retopologization of tails or ends of fingers with just
  one click!
                                                                         
  Improved interface. We present new customizable professional
  the interface. Layout is broken on Several separate rooms. Each room
  has own set of hotkeys and dockable panels. You can easily store your
  interface layouts.
                                                                         
  Improved UV-mapping tools. You can move / rotate / scale of individual
  uv-islands, automatically or manually pack Them.
                                                                         
  Possibility to render your scene with antialiasing, depth of field,
  ambient occlusion and soft shadows.
                                                                         
  Customizable background scene Ц you can use the gradient, picture,
  panorama as a background. Reference images can be attached to any axis.
                                                                        
    http://www.3d-coat.com/