Yes, both SketchUp and 3ds Max offer a Free Trial.
SketchUp is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
3ds Max is designed for Large Enterprises, Medium Business and Small Business.
Pricing for SketchUp Starts at $119/Year whereas for 3ds Max Starts at $215/Month.
Some top alternatives to SketchUp includes Vectary, 3D Slash, SelfCAD, Clara.io, Giraffe, 3ds Max, Archicad, Revit LT and Lumion.
Some top alternatives to 3ds Max includes 3D Slash, SelfCAD, Clara.io, SketchUp, Maya, Cinema 4D, Modo, Revit LT and Lumion.