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