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nanoCAD vs DraftSight: catalog facts
nanoCAD	DraftSight
Best for: Drafters who need DWG-compatible CAD for less than AutoCAD costs	Best for: Drafters and engineers maintaining DWG drawings on a smaller budget
Free + paid options Subscriptions from $289 per year, a full free trial, and a separate free edition.	Paid Paid software with a free trial.
Windows	Windows
Native DWG editing as a lower-cost AutoCAD alternative Modular add-ons for mechanical, construction, raster and survey work All 3 strengths for nanoCAD Native DWG editing as a lower-cost AutoCAD alternative Modular add-ons for mechanical, construction, raster and survey work 2D and 3D parametric constraints in the Pro bundle	Full DWG file support Interface familiar to users of other CAD programs All 3 strengths for DraftSight Full DWG file support Interface familiar to users of other CAD programs Handles both 2D drafting and 3D DWG files
Windows only Recommended hardware is fairly demanding, including a 1920x1080 minimum screen	Paid after the trial Focused mainly on 2D drafting All 3 limitations for DraftSight Paid after the trial Focused mainly on 2D drafting Closed source
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 nanoCAD nanocad.com Catalog checked September 24, 2026	Official website Full listing and sources Sources for DraftSight draftsight.com Catalog checked September 23, 2026

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