AppBreakup

CATIA alternatives: 4 apps ranked by verified data

Facts checked Oct 25, 2026AppBreakup editorialHow we rank

Common reasons people leave CATIA: very expensive, with no public pricing, and steep learning curve. We ranked 4 alternatives by how directly each one replaces CATIA, then by reviews, real visits and how recently each app's facts were checked against its own website. SOLIDWORKS currently ranks first.

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Show all 4 alternatives

The best CATIA alternative for…

The highest-ranked app in this list for each need.

SOLIDWORKS logo

Best CATIA alternative for most people

SOLIDWORKS

Dassault's mainstream CAD, far cheaper and easier for mid-sized teams.

So

Best CATIA alternative for a free plan you can upgrade

Solid Edge

Siemens CAD with synchronous modeling for mid-market manufacturers.

Au

Best CATIA alternative for Windows

Autodesk Inventor

Autodesk's mechanical CAD for teams already using AutoCAD.

Onshape logo

Best CATIA alternative for iPhone and Android

Onshape

Cloud CAD with built-in PDM and no installs, priced per user per year.

SOLIDWORKS logo

Best CATIA alternative for working in the browser

SOLIDWORKS

Dassault's mainstream CAD, far cheaper and easier for mid-sized teams.

CATIA alternatives: common questions

What is the best alternative to CATIA?

SOLIDWORKS ranks first right now. Dassault's mainstream CAD, far cheaper and easier for mid-sized teams. Solid Edge and Onshape follow it in our ranking.

Is there a free alternative to CATIA?

Yes. Solid Edge (free plan + paid) and Onshape (free plan + paid) have a free option. Check each app's verified facts for current plan limits.

Is there an open-source alternative to CATIA?

None of the 4 alternatives in this list is open source.

Why do people switch from CATIA?

The complaints we hear most: very expensive, with no public pricing; steep learning curve; overkill outside large engineering organisations.

How is this list ranked?

Every app is scored with the same published formula: how directly it replaces CATIA, reviews (weighted by verification), visits from AppBreakup, how recently its facts were checked against its own website, and reader votes.