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GstarCAD vs TurboCAD: catalog facts
GstarCAD	TurboCAD
Best for: Drafters and engineers who work with DWG drawings	Best for: Designers and drafters wanting a desktop CAD package without a large-vendor subscription
Paid Paid licence, with a 30-day free trial.	Paid Paid editions at several tiers, with upgrades and term licences available.
Windows	Windows, macOS
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	Covers both 2D drafting and 3D modelling Several editions at different price and feature levels All 3 strengths for TurboCAD Covers both 2D drafting and 3D modelling Several editions at different price and feature levels Available for Windows and Mac
Paid software after the 30-day trial Specialised editions are separate products	Paid software with no free edition Mac and Windows editions are separate products
Downloadable app	Downloadable app
Not open source	Not open source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is 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 TurboCAD turbocad.com Catalog checked September 23, 2026

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