FredoScale is a powerful extension for SketchUp created by developer . It significantly enhances the standard "Scale" tool by adding advanced geometric transformation options that are otherwise difficult or impossible to achieve in native SketchUp. Key Features
: Go to the SketchUp Extension Warehouse and search for Fredoscale or similar scaling tools. This ensures you're getting a version that's compatible with SketchUp 2013 or any other version you're using.