Yes, both SketchUp and Autodesk Design Review offer a Free Trial.
SketchUp is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
Autodesk Design Review is designed for Large Enterprises, Medium Business and Small Business.
The starting price of SketchUp begins at $18/month when monthly, while pricing details for Autodesk Design Review are unavailable.
Some top alternatives to SketchUp includes Vectary, 3D Slash, SelfCAD, Clara.io, Giraffe, 3ds Max, Archicad, Revit LT and Lumion.
Some top alternatives to Autodesk Design Review includes SelfCAD, Giraffe, Intergraph Smart 3D, Vectorworks Architect, Navisworks, Vectorworks Designer, Adobe Acrobat Reader, CAD Exchanger, BricsCAD and Bluebeam Revu.