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MoI3D CAD software logo

MoI3D

★ 4.3Expert Score
Origin: USA

MoI3D (Moment of Inspiration) is a long-running solo-developer NURBS modeller — drawn from the same lineage as Rhino but with a famously elegant, simple UI focused on rapid concept modeling.

#NURBS solid and surface modeling#Pen-tablet friendly UI#Excellent quad-mesh export for 3D printing / games#Boolean operations#Curve and surface manipulation#Robust STEP, IGES, OBJ, 3DM export
Geometry Kernel
MoI / SMLib
Industry Standards
STEP, IGES
Market Seg.
Hobbyist
Pricing Model
Perpetual

Full Pricing Breakdown

Regional & Multi-Currency Pricing Notice

Official software licensing terms, volume discounts, educational exemptions, and renewal fees vary significantly across countries, exchange rates, and regional authorized resellers. Click below to verify real-time terms directly on the vendor portal.

Recommended
V4/V5 Commercial
Perpetual SeatVerify Live Regional Pricing on Vendor Portal
  • Full NURBS modeling suite
  • World-class N-gon mesher
  • Perpetual commercial rights
View V4/V5 Commercial Pricing
Upgrade
Perpetual SeatVerify Live Regional Pricing on Vendor Portal
  • Upgrade from any prior MoI version
  • Full commercial use
View Upgrade Pricing

Key Capabilities

NURBS

NURBS modeling
Solid modeling
Surface modeling

Concept

Concept design
Rapid modeling
Sketchpad

UI

Elegant UI
Simple interface
Pen-tablet friendly

Export

Quad-mesh export
STEP export
3DM export

Environment Support

Certified OSWindows, macOS
Multi-threadingLimited
GPU OptimizationOpenGL

Industry Standards

STEPIGESOBJ3DM

Compatibility & Interoperability

File Format Support

Import
3DMSTEPIGESSATDXFPDFAI
Export
3DMSTEPIGESSATOBJSTL3DSLWOFBXDXFPDFAI

Native Integrations

STEP AP214/AP242 PipelineEnterprise PLM / PDMCNC CAM Post-Processors

Deployment Options

DesktopOn-Premise

Interface Languages

English

API & Developer Access

API
COM / .NET / Python Automation API
SDK Languages
PythonC#C++VBA
View API Documentation

Trust & Support

Support Channels

EmailDocumentationKnowledge BaseCommunityTraining

License Types

PerpetualCommercialNetworkEducational

The Pros

  • Famously elegant, simple UI
  • Perpetual license at $295
  • Best NURBS-to-quad-mesh export in the industry

The Cons

  • Slow release pace (solo developer)
  • No assemblies / drawings / parametric history
  • Smaller user base than Rhino

CADGuide Verdict

Final Professional Conclusion

"The thinking person's NURBS sketchpad. Many product designers keep MoI installed alongside Rhino just for its concept-modeling speed."

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MoI3D CAD software logo
Editor Score
4.3 / 5.0
Highly Recommended

Expert Q&A

?What is MoI3D used for?

Moment of Inspiration — lightweight NURBS modeller beloved for fast concept design. MoI3D is a 3D modeling solution widely adopted in Product Design, Industrial Design, Games.

?How much does MoI3D cost?

MoI3D is licensed on a Perpetual model. Available editions include V4/V5 Commercial, Upgrade. Because official seat rates, multi-currency pricing, educational exemptions, and authorized reseller quotes vary by region, click the Official Live Pricing link on this page to verify real-time pricing directly on the vendor portal.

?Is there a free version of MoI3D?

MoI3D 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 MoI3D support?

MoI3D runs on Windows and macOS.

?Which file formats does MoI3D support?

MoI3D works with standard 3D modeling interchange formats including STEP, IGES, STL, and Parasolid. Check the vendor's official documentation for the complete list of supported import and export options.

?What are the best alternatives to MoI3D?

The closest alternatives to MoI3D are Plasticity, Alibre Design, ZW3D. Plasticity (offered on a Perpetual license) competes directly on core Product Design workflows, while Alibre Design (offered on a Perpetual license) is another top-rated option in the same category. Compare their full technical specifications, file-format compatibility, and official licensing options side-by-side on CADGuide.

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