OS: Windows 7 (32-bit and 64-bit), XP/Vista.Not designed for pros and hardcore designers. Cons: Basic version allows uploads only to Google Earth.Can make all kinds of models, offers amateurs a chance at designing like a pro. It may lack sophistication but it is definitely not short of ergonomics. Don’t expect mind numbing realism or animation but when processing power is a problem, SketchUp is the only 3D and 2D modeling software that will work fine. Looking to create a quick mock-up? Google Sketchup isn’t your packed to the brim CAD software but is is astonishingly accurate in its virtual renderings considering that it’s a free download. Cons: Layer system is unintuitive and hig-poly scenes have sluggish viewport performance.Decent poly modeling tools and quick too. Pros: Plenty of free features such as rigging, tracking, fluids, sculpting, painting etc.Oh! Not to mention full compatibility with Python script to modify and alter Blender functionality helps customize this CAD software. or undo stacks but it does plenty of tasks flawlessly.

It can be hard to use at times and isn’t the best at modifiers such as bend, twist etc. This open source 3D CAD software is probably the most advanced free solution with a strong following and plenty of features and specs. Very few actually realize that Blender 3D, a completely free alternative to Maya and the likes has been around for a really long time. The possibilities with CAD solutions are endless and in the right hands they are a powerful tool to design, innovate and inspire.

They can help create 3D animations, sketch the airflow across wing tips, draw to scale a building design showing weak spots and implementing good design strategies and much more. Today, CAD software is used for more than just drawing electronic circuit boards. Computer Aided Design, or CAD stands for any software that allows architects, designers, profilers and artists to recreate perfect scaled models, designs and graphs or diagrams in 2D and 3D with the use of a computer.

Best free 3d cad design software