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Siemens NX vs Onshape: catalog facts
Siemens NX	Onshape
Best for: High-end CAD, CAM, and CAE suite used in aerospace and automotive design	Best for: Fully browser-based parametric CAD platform with real-time collaboration
Paid Commercial enterprise licensing; no free tier.	Free + paid options Free tier available; paid plans add private documents and more storage.
Windows, Linux	Web
Integrates CAD, CAM, and CAE simulation in one suite for large-scale product design Widely adopted in aerospace and automotive, so it is a common requirement in those industries	No desktop install needed since the entire CAD environment runs in the browser Real-time collaboration and built-in version history simplify team design work
Aimed at large enterprise teams, with pricing and complexity to match Interactive use is Windows-only, with Linux limited to solvers and batch processing	Requires a stable internet connection since there is no offline desktop mode Free tier makes projects publicly viewable, which is not suitable for private work
Downloadable app	Web application
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 Siemens NX plm.sw.siemens.com/en-US/nx Catalog checked September 22, 2026	Official website Full listing and sources Sources for Onshape onshape.com Catalog checked September 22, 2026

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