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Purge unused materials, components, and layers ( Window > Model Info > Statistics > Purge Unused ).
| Feature | Google SketchUp Pro (circa 2011) | Trimble SketchUp Pro (2025) | | :--- | :--- | :--- | | | Google | Trimble Inc. | | Pricing | ~$495 (perpetual license) | ~$749/year (subscription only) | | Focus | Simplicity, Google Earth, Hobbyists | Construction, BIM, Professional workflow | | File Format | .skp (v8) | .skp (2025 – newer versions) | | 2D Docs | Basic Pro only | Full LayOut suite (industry standard) | | Extensions | Ruby Scripts (limited) | Extension Warehouse (thousands, including photorealistic rendering) | google sketchup pro
Model, check watertightness, and export STL. Works great for prototypes. Purge unused materials, components, and layers ( Window
The single biggest advantage of SketchUp Pro is . While the free version is great for "sketching" in 3D, Pro allows you to turn those models into professional design documents. Works great for prototypes