Yes, both SketchUp and HOVER offer a Free Trial.
SketchUp is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
HOVER is designed for Large Enterprises, Medium Business and Small Business.
Pricing for SketchUp Starts at $119/Year whereas for HOVER Starts at $2,500/Year.
Some top alternatives to SketchUp includes Vectary, 3D Slash, SelfCAD, Clara.io, Giraffe, 3ds Max, Archicad, Revit LT and Lumion.
Some top alternatives to HOVER includes Floorplanner, Planner 5D, 3D Slash, SketchUp, 3ds Max, Recap Pro, Blocks, Planoplan and Concept3D.