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