You might be wondering: Why not just use the 2024 or 2025 version?
Use plugins like "Solid Inspector²" (if available for 2018) to automatically find and fix leaks. 4. New 2018 Features for Solid Workflows
SketchUp Pro 2018 represents a significant milestone in the software's evolution, marking a period of refinement and expanded professional capability under Trimble Inc.’s ownership
Whether you are an architect drafting a backyard studio, a game designer blocking out levels, or a hobbyist building a shed, SketchUp Pro 2018 provides the perfect balance of power and simplicity. It is the software that refused to break what wasn't broken while adding exactly what was missing.
: You could finally embed metadata—like prices, sizes, and descriptions—directly into components, a major step for those using SketchUp for project management.