Mac users interested in 123d design game generally download:
Build 3D models and implement the created constructions in real life. Import a file in STL or OBJ format and select to generate a layered, interlocked, or folded assembly design. Work with such materials as cardboard, plywood, paper, and plastic and print your shapes on regular paper to use as a guide.
Create and edit 3D models on your Mac. Generate them from scratch or access a huge library of pre-built models, choose textures, and export your projects as STL files. Build 3D models from multiple images taken at various angles, sculpt objects, work with mesh models, and 3D print.