Free 3D Modeling Apps

In addition to downloading free 3D models from Thingiverse for 3D printing, you can create your own!

Here are a few free 3D modeling apps:

SketchUp icon
SketchUp:
SketchUp was previously a Google project that is now owned by Trimble. It is an easy-to-use app for creating 3D models, but does require a plug-in in order to export STL files for a 3D printer.

123D Design icon

123D by Autodesk:
A suite of several different browser-based applications for 3D modeling using various methods such as converting photos, building 3D from 2D slices, and combining shapes. Requires browsers with WebGL support.

blender icon
Blender:
An open source application that can create professional level modeling and animations, but with a steeper learning curve. Able to natively export STL files for 3D printing.

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