COMSOL Multiphysics vs HELYX

COMSOL Multiphysics9.0Visit HELYX7.9Visit

Higher score COMSOL Multiphysics #3 in CFD software 9.0/10 Pricing on request ✓ 0 of 3 features Visit COMSOL

vs

HELYX #7 in CFD software 7.9/10 Pricing on request ✓ 2 of 3 features Contact ENGYS

• COMSOL Multiphysics fits best

  Engineering teams modeling fluid flow with other physics

• HELYX fits best

  Teams wanting flexible OpenFOAM-based CFD

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Side by side

Feature	COMSOL Multiphysics 9.0/10 Visit ↗	HELYX 7.9/10 Visit ↗
At a glance
Editor score	9.0	7.9
Ranking	#3 in CFD software	#7 in CFD software
Best for	Engineering teams modeling fluid flow with other physics	Teams wanting flexible OpenFOAM-based CFD
Pricing model	Paid	Paid
Starting price	Pricing on request	Pricing on request
Free plan	—	—
Free trial	—	—
Deployment	Desktop, Self-hosted	Cloud, Self-hosted
Platforms	Windows, macOS, Linux	Windows, Linux
Support	Email, Phone, Docs	Email
Built for	Small business, Mid-market, Enterprise	Small business, Mid-market, Enterprise
Features COMSOL Multiphysics 0/3 · HELYX 2/3
Multiphysics solver	Not checked yet	✓ (best)
Built-in meshing	Not checked yet	✓ (best)
CAD import	Not checked yet	Not checked yet
Specs
Deployment	Not checked yet	Hybrid
Parallel cores	Not checked yet	Not checked yet
Operating systems	Not checked yet	Linux, Windows
Our review
Pros	Combines fluid-flow simulation with structural, thermal, acoustic, and other physics. Includes geometry, meshing, CAD interoperability, and engineering integrations. Supports parametric sweeps, optimization, and custom simulation apps.	Covers compressible and incompressible flows, turbulence, and multiphase simulation Includes mesh generation, moving meshes, and conjugate heat transfer Client-server operation supports local, remote, and cloud computing
Cons	No free plan; prospective customers must contact sales for pricing. The core product is desktop software, not a browser-based modeling environment. Its broad multiphysics scope may be more than teams seeking CFD alone need.	The HELYX package is commercial, despite its open-source HELYX-Core engine Pricing requires contacting ENGYS rather than choosing a published plan The listed desktop operating systems are limited to Windows and Linux
Our verdict	COMSOL Multiphysics is a desktop environment for creating, solving, visualizing, and evaluating physics-based models. It supports computational fluid dynamics alongside structural mechanics, acoustics, heat transfer, chemical engineering,… Read the review →	HELYX is a general-purpose computational fluid dynamics package from ENGYS, combining a graphical interface with HELYX-Core, an open-source simulation engine, for finite-volume engineering analysis. Its scope suits engineering teams and… Read the review →

Strengths and trade-offs

• COMSOL Multiphysics — where it wins

  • Combines fluid-flow simulation with structural, thermal, acoustic, and other physics.
  • Includes geometry, meshing, CAD interoperability, and engineering integrations.
  • Supports parametric sweeps, optimization, and custom simulation apps.

  Where it doesn't

  • No free plan; prospective customers must contact sales for pricing.
  • The core product is desktop software, not a browser-based modeling environment.
  • Its broad multiphysics scope may be more than teams seeking CFD alone need.

• HELYX — where it wins

  • Covers compressible and incompressible flows, turbulence, and multiphase simulation
  • Includes mesh generation, moving meshes, and conjugate heat transfer
  • Client-server operation supports local, remote, and cloud computing

  Where it doesn't

  • The HELYX package is commercial, despite its open-source HELYX-Core engine
  • Pricing requires contacting ENGYS rather than choosing a published plan
  • The listed desktop operating systems are limited to Windows and Linux

• COMSOL Multiphysics9.0/10 · Pricing on request

  CFD modeling in a desktop environment built for coupled physics and broader engineering simulation.

  Visit COMSOLFull verdict →
• HELYX7.9/10 · Pricing on request

  A commercial OpenFOAM-based CFD package with meshing and broad flow-simulation capabilities.

  Contact ENGYSFull verdict →