SketchUp
Yes, both SelfCAD and Lumion offer a Free Trial.
SelfCAD is designed for Individuals, Large Enterprises, Medium Business and Small Business.
Lumion is designed for Large Enterprises, Medium Business and Small Business.
The starting price of SelfCAD begins at $11.99/Month when Billed Yearly, while pricing details for Lumion are unavailable.
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 Lumion includes Sketch, SketchUp, 3ds Max, U-RENDER, Renderfy, RealityMAX, Qualified, Enscape, Workvivo and Concept3D.