The Best Engineering Design Software in 2026
We researched engineering design software using official vendor websites, including pricing pages, plan tables, and product documentation. Rankings focus on the category’s core job, value for money, and features verified in vendor materials. Compare tools for creating and documenting engineering designs across disciplines.
Our top picks
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Top ranked
Autodesk Revit#1 of 289.4/10A broad BIM platform for coordinated architectural, structural, and MEP building projects.
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Runner-up
AutoCAD#2 of 289.3/10A broad 2D/3D CAD suite with native DWG workflows and desktop, web, and mobile access.
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Top-ranked free plan
SOLIDWORKS#4 of 289.1/10A broad mechanical design suite with cloud collaboration, at a high annual price.
Free plan
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
The full ranking 28 tools, best first
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Best forMultidiscipline building design and BIM coordination
A broad BIM platform for coordinated architectural, structural, and MEP building projects.
9.4/10★★★★★Visit Autodesk Revit -
Best forBroad 2D/3D drafting across engineering teams
A broad 2D/3D CAD suite with native DWG workflows and desktop, web, and mobile access.
9.3/10★★★★★Visit Autodesk -
Best forParametric mechanical design and manufacturing
A broad Windows CAD system for parametric design, manufacturing documentation, and simulation.
9.2/10★★★★★Visit site -
Best forCollaborative mechanical product development
A broad mechanical design suite with cloud collaboration, at a high annual price.
9.1/10★★★★★Visit SOLIDWORKS -
Best forEnterprise surface and product engineering
A broad parametric design suite for engineering teams working on complex parts and assemblies.
9.0/10★★★★☆Visit CATIA -
Best forEnterprise mechanical CAD with PLM integration
Hybrid mechanical CAD with broad modeling tools and Teamcenter integration.
8.9/10★★★★☆Visit Siemens NX -
Best forIntegrated mechanical design, simulation and manufacturing
Creo brings design, simulation and manufacturing workflows together in Windows CAD software.
8.8/10★★★★☆Visit PTC -
Best forCloud-native collaborative product design
A browser-based CAD and PDM suite spanning collaboration, control and manufacturing tools.
8.7/10★★★★☆Visit Onshape -
Best forMultidiscipline BIM teams needing cloud collaboration
Allplan connects architectural, structural and civil BIM work with cloud coordination and detailing.
8.6/10★★★★☆Visit Allplan -
Best forCivil site, roadway and drainage engineering
A Windows desktop toolkit for civil design, analysis and project documentation.
- Simulation tools
8.5/10★★★★☆Visit Autodesk -
Best forStructural analysis and design of infrastructure
Deep 3D structural analysis for engineering teams prepared for annual license costs.
- Simulation tools
8.4/10★★★★☆Visit STAAD.Pro -
Best forStructural steel detailing and fabrication
A focused Windows tool for parametric steel detailing, fabrication outputs, and AISC validation.
- Real-time collaboration
8.3/10★★★★☆Visit Autodesk -
Best forInfrastructure CAD and geospatial engineering
A Windows desktop CAD suite for infrastructure teams working across 2D, 3D, geospatial data and BIM.
8.2/10★★★★☆Visit Bentley -
Best forProfessional PCB and ECAD-MCAD engineering
A professional ECAD environment combining PCB design, simulation, 3D validation, and MCAD collaboration.
8.1/10★★★★☆Try Altium Designer -
Best forPCB design with simulation and manufacturing controls
A broad PCB design workflow for teams that need simulation and manufacturing controls.
8.0/10★★★★☆Visit OrCAD X -
Best forMechanical teams needing broad CAD and generative design
Broad mechanical CAD combines parametric and direct modeling with generative tools.
7.9/10★★★★☆Visit Siemens -
Best forBudget-conscious multidisciplinary 3D engineering
FreeCAD combines editable parametric modeling and engineering workbenches in a free desktop app.
7.8/10★★★★☆Visit FreeCAD -
Best forConceptual, freeform and fabrication-oriented modeling
A capable NURBS and parametric modeler for conceptual design and fabrication workflows.
7.7/10★★★★☆Visit Rhino 3D -
Best forIndustrial electrical schematics and documentation
A documentation-focused ECAD tool for electrical and fluid-power engineering workflows.
7.6/10★★★★☆Visit EPLAN -
Best forAffordable DWG-based drafting for small teams
A focused desktop CAD choice for DWG drafting, with optional 3D and network licensing.
7.5/10★★★★☆Visit DraftSight -
Best forFree open-source PCB and electronics design
A free desktop suite for schematic capture, circuit simulation, PCB layout, and fabrication exports.
7.4/10★★★★☆Visit KiCad -
Best forAdvanced building structural analysis
Building-focused structural modeling, code design and dynamic analysis at a high one-time cost.
- Simulation tools
7.3/10★★★★☆Visit ETABS -
Best forFinite-element structural analysis specialists
A Windows desktop FEA tool for detailed member, surface and solid structural analysis.
7.2/10★★★★☆Visit RFEM -
Best forFocused 2D/3D structural analysis
A desktop tool for 2D and 3D structural analysis, from linear checks to nonlinear and dynamic work.
- Simulation tools
7.1/10★★★★☆Contact CSI -
Best forRoadway and civil corridor design teams
A focused desktop toolkit for 2D roadway production and 3D civil modeling.
7.0/10★★★★☆Contact Bentley -
Best forBasic electrical schematics and cabinet documentation
A focused Windows tool for electrical schematics, reports and cabinet layouts.
6.9/10★★★☆☆Visit SEE Electrical -
Best forLow-cost desktop parametric mechanical CAD
A perpetual-license Windows CAD suite with broad mechanical tools at a low upfront price.
6.8/10★★★☆☆Visit Alibre Design -
Best forFree script-driven parametric modeling
A free, script-driven CAD tool for precise, repeatable solid models.
6.2/10★★★☆☆Visit OpenSCAD
No tools match those filters.
Compare at a glance
| # | Tool | Free plan | Paid from | Score |
|---|---|---|---|---|
| 1 | Autodesk Revit | No | 9.4 | |
| 2 | AutoCAD | No | 9.3 | |
| 3 | Autodesk Inventor | No | 9.2 | |
| 4 | SOLIDWORKS | Yes | $2,820/device/yr | 9.1 |
| 5 | CATIA | 9.0 | ||
| 6 | Siemens NX | No | 8.9 | |
| 7 | Creo | No | 8.8 | |
| 8 | Onshape | Yes | $1,500/user/yr | 8.7 |
| 9 | Allplan | No | $140/user/mo | 8.6 |
| 10 | Civil 3D | No | 8.5 | |
| 11 | STAAD.Pro | No | $3,995/unit/yr | 8.4 |
| 12 | Advance Steel | No | 8.3 | |
| 13 | MicroStation | No | 8.2 | |
| 14 | Altium Designer | No | 8.1 | |
| 15 | OrCAD X | No | 8.0 | |
| 16 | Solid Edge | Yes | 7.9 | |
| 17 | FreeCAD | Yes | Free | 7.8 |
| 18 | Rhino 3D | No | $195 one-time | 7.7 |
| 19 | EPLAN Electric P8 | 7.6 | ||
| 20 | DraftSight | No | $299/yr | 7.5 |
| 21 | KiCad | Yes | Free | 7.4 |
| 22 | ETABS | No | $2,289/mo | 7.3 |
| 23 | RFEM | No | 7.2 | |
| 24 | SAP2000 | 7.1 | ||
| 25 | OpenRoads Designer | 7.0 | ||
| 26 | SEE Electrical | No | 6.9 | |
| 27 | Alibre Design | No | $999 one-time | 6.8 |
| 28 | OpenSCAD | Yes | Free | 6.2 |
Head-to-head All 8 comparisons →
- Autodesk Revit vs AutoCAD
- Autodesk Revit vs Autodesk Inventor
- Autodesk Revit vs SOLIDWORKS
- Autodesk Revit vs CATIA
- Autodesk Revit vs Siemens NX
- Autodesk Revit vs Creo
- Autodesk Revit vs Onshape
- AutoCAD vs SOLIDWORKS
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How we rank engineering design software
Every tool on this page was researched by iTechGuides Editors from its official website — pricing pages, plan tables and product documentation. We rank on how well each one does this category's core job, what the free or entry plan includes, and where it falls short. Where we have enough verified facts, the score out of 10 is a rubric — job fit, value and how much we could verify — shown with its breakdown on every tool's page; a tool we have not verified enough to score yet shows its rank without a number. Scores are re-checked when a product changes its plans. Read the full editorial policy, or submit a tool we missed.
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update