GstarCAD is described as 'is well-known alternative CAD software of high compatibility with ACAD. With 27 years of continuous improvement and innovation, today GstarCAD is far ahead in performance, stability and becomes leading CAD software in the world' and is an app in the Photos & Graphics category. There are more than 50 alternatives to GstarCAD for a variety of platforms, including Windows, Mac, Linux, the Web and Android. The best alternative is FreeCAD, which is both free and Open Source. Other great apps like GstarCAD are SketchUp (Freemium), LibreCAD (Free, Open Source), Autodesk AutoCAD (Paid) and SOLIDWORKS (Paid).