Yes, both SketchUp and CL3VER offer a Free Trial.
SketchUp is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
CL3VER is designed for Large Enterprises, Medium Business and Small Business.
Pricing for SketchUp Starts at $119/Year whereas for CL3VER Starts at $36/User/Month when Billed Yearly.
Some top alternatives to SketchUp includes Vectary, 3D Slash, SelfCAD, Clara.io, Giraffe, 3ds Max, Archicad, Revit LT and Lumion.
Some top alternatives to CL3VER includes 3D Slash, SelfCAD, Clara.io, SketchUp, SkyCiv, 3ds Max, Cinema 4D, Renderfy, Rapid Mockup and Concept3D.