SketchUp is a 3D modeling computer program for a wide range of drawing applications such as architectural, interior design, landscape architecture, civil and mechanical engineering, film and video game design. It is available as a web-based application, SketchUp Free,[4] and a paid version with additional functionality, SketchUp Pro.[5] Previously, a freeware version, SketchUp Make,[6][5][7] was also available. SketchUp is owned by Trimble Inc., a mapping surveying and navigation equipment company. There is an online library of free model