Completely free for any, including commercial, use if the 3D models you create are intended to be 3D-Printed or for the creation of rendered images. Other uses may only be for personal non-profit activity.
All 3DCoat sculpting tools and 3DCoat render inside
There are two basic limitations applying at Export: the models are reduced to the maximum of 40K triangles and the mesh is smoothed specifically for 3D-Printing