CSI ETABS
ETABS from CSI is the world's most-used integrated analysis and design tool for buildings — gravity, lateral, seismic, with floor / slab / beam / column design baked into one workflow.
Full Pricing Breakdown
Key Capabilities
Building Analysis
Structural
Seismic
Design
Technical Audit
Trust & Support
The Pros
- Building structural analysis market leader
- Slab and lateral system design highly integrated
- Strong seismic / response-spectrum tooling
The Cons
- Windows-only
- Perpetual + annual maintenance is pricey
- Less suited to non-building structures (use SAP2000)
CADGuide Verdict
Final Professional Conclusion
"The default structural analysis tool for building engineers. Pair with Tekla or Revit for detailing."
Expert Q&A
?What is CSI ETABS used for?
Building-focused integrated structural analysis and design. CSI ETABS is a CAE / CAM solution widely adopted in AEC, Civil Engineering.
?How much does CSI ETABS cost?
CSI ETABS starts at $2,495 per seat on a perpetual license. Volume, network, and educational tiers are typically available — contact the vendor for an enterprise quote.
?Is there a free version of CSI ETABS?
CSI ETABS is a commercial product without a free permanent tier. Most vendors offer a 15-30 day evaluation on request; verified educational seats are typically free for students.
?What operating systems does CSI ETABS support?
CSI ETABS runs on Windows.
?Which file formats does CSI ETABS support?
CSI ETABS works with standard CAE / CAM interchange formats including STEP, IGES, and native NC formats. Check the vendor's official documentation for the complete list of supported import and export options.
?What are the best alternatives to CSI ETABS?
The closest alternatives within the CAE/CAM space are COMSOL Multiphysics, CSI SAP2000, Femap. The right fit depends on whether you prioritise file-format compatibility, geometry kernel, ecosystem of plugins, or pricing model — compare them side-by-side using the CADGuide comparison tool.
