The first app on our list is actually one of the first professional 3D CAD applications to run on any Apple pencil-supported iPad. Are there any CAD-specific training or tutorial resources for iPad users? Can these apps manage large and complex CAD files? Is it possible to transition between desktop CAD software and these iPad apps? How secure are these apps for professional projects? Are there any collaboration features in these apps for team projects? How do these CAD apps handle 3D rendering and visualization on an iPad? What is the learning curve for someone new to CAD on an iPad? Tips for Optimizing CAD Performance on iPad.Support from the Developer and Regular Updates Factors to Consider When Choosing a CAD App for iPad.