Tinkercad is free 3D design tool that’s tailored to beginners ... and features before moving on to more advanced architecture programs. Treat it like a design sandbox to nurture your skills.

As an architecture ... 3D model is imported. Quickly test ideas - Lumion mitigates the slow rendering process, allowing for visions to quickly come to life. Compatible with all major CAD programs ...

FreeCAD is a free ... 3D shapes that you can use as a starting point for designing your files. In addition to creating files from scratch, you can import the ones designed in other programs ...