123D is a free modeling software based on Autodesk technology used by millions of designers and engineers around the world.. not an engineer? No problem, With Autodesk 123D you can create precise objects using intelligent tools that let you start with simple shapes and then edit them into more complex shapes
Who doesn't like free stuff? You have access to tons of free templates to help you get started with your project or just to use for some ideas.. Content access is free, through the software's own search system, or the "Get content" do site 123D.
So take advantage of this new tool to start or develop your 3D models in completely free software! Access:
http://www.123dapp.com/
Autodesk Releases Free 3D Software: 123D