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Yes, both SketchUp and Jig Workshop Pro offer a Free Trial.
SketchUp is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
Jig Workshop Pro is designed for Large Enterprises, Medium Business and Small Business.
Pricing for SketchUp Starts at $119/Year whereas for Jig Workshop Pro Starts at $49/User/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 Jig Workshop Pro includes Vectary, 3D Slash, Clara.io, SketchUp, SkyCiv, 3ds Max, SwiftXR, RealityMAX, echo3D and ARQ.