SelfCAD offers Free Trial, but formZ does not.
SelfCAD is designed for Individuals, Large Enterprises, Medium Business and Small Business.
formZ is designed for Freelancers, Medium Business and Small Business.
Pricing for SelfCAD Starts at $11.99/Month when Billed Yearly whereas for formZ Starts at $439.
Some top alternatives to SelfCAD includes 3D Slash, Clara.io, SketchUp, 3ds Max, ZBrush, formZ, Onshape, BricsCAD and Autodesk Design Review.
Some top alternatives to formZ includes 3D Slash, SelfCAD, SketchUp, Giraffe, Jig Workshop Pro, 3ds Max, Recap Pro, ZBrush and Modo.