: An open-source parametric 3D modeler specifically geared toward real-life object design and mechanical engineering. Summary Table: 123D Design vs. Successors 123D Design (Legacy) Fusion 360 Platform Desktop (Legacy Mac/PC) Web Browser Desktop (Mac/PC) Complexity Cost Free (Retired) Free for Personal Use Best For Casual Hobbyists Beginners/Kids Professional/Detailed Parts 123D Apps: 123D Design, Sculpt+, Make, and Catch | Autodesk
You can find an Autodesk 123D Design download for Mac on archive sites, but only for macOS Mojave or older. For macOS Catalina and newer, you must use a virtual machine or embrace modern alternatives like Fusion 360 or Shapr3D. Autodesk 123d Design Download Mac