Blender - Blender is the open source, cross platform suite of tools for 3D creation.
Qlone - 3D scan any object with your iPhone or iPad
ZBrush - ZBrush is a digital sculpting and painting software solution.
Drawing Desk - Drawing Desk Draw Paint Color, Doodle and Sketch Pad created and published 4Axis Technologies for Android and iOS devices.
Cinema 4D - Cinema 4D is a 3D modeling, animation, motion graphics and rendering application.
DWG FastView - DWG FastView for Windows is a lightweight dwg/dxf drawing viewer and editor produced by Gstarsoft, no need of dwg format conversion, vector graph magnified without distortion and full compatible with AutoCAD DWG/DXF.