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GstarCAD vs AutoCAD: catalog facts
GstarCAD	AutoCAD
Best for: Drafters and engineers who work with DWG drawings	Best for: Professionals who draft and exchange DWG drawings
Paid Paid licence, with a 30-day free trial.	Paid Commercial software sold by Autodesk, with a trial available.
Windows	Web
Works directly in the .dwg file format Covers both 2D drafting and 3D design All 4 strengths for GstarCAD Works directly in the .dwg file format Covers both 2D drafting and 3D design Industry editions for mechanical and architectural work Related viewer, cloud and BIM products from the same developer	Native DWG format used widely across industries Desktop and web versions share drawings All 3 strengths for AutoCAD Native DWG format used widely across industries Desktop and web versions share drawings Covers both 2D drafting and 3D modeling
Paid software after the 30-day trial Specialised editions are separate products	Expensive commercial licensing Requires an Autodesk account
Downloadable app	Downloadable app, Web application
Not open source	Not open source
License not stated	License not stated
Not stated if an account is needed	Account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Sources for GstarCAD gstarcad.net Catalog checked September 24, 2026	Official website Full listing and sources Sources for AutoCAD autodesk.com/products/autocad/overview Catalog checked September 23, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.