Yes, both SketchUp and Pool Studio offer a Free Trial.
SketchUp is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
Pool Studio is designed for Large Enterprises, Medium Business and Small Business.
Pricing for SketchUp Starts at $119/Year whereas for Pool Studio Starts at $84/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 Pool Studio includes Space Designer 3D, 3D Slash, SelfCAD, SketchUp, 3ds Max, Intergraph Smart 3D, Cinema 4D, formZ, Spline and Concept3D.