SimFlow
by SimFlowSimFlow suits engineers who need a local CFD workflow and CAD import and results export options.
Free plan Free trial From €8,000 a year WebWindowsMacLinux
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Best CFD Software 2026
Facts read 23 Sep 2026 – 11 Oct 2026
CFD software supports computational fluid dynamics work, from fluid-flow modeling to simulation setup. Use this guide to weigh software by pricing, deployment and operating-system coverage.
The standings: top 10
| Name | Record score | Price from | Try it free | Runs on | Facts read |
|---|---|---|---|---|---|
| 01 SimFlow | 5.7 | €8,000 a year | Free plan | Web, Windows, Mac, Linux | 28 Sep 2026 |
| 02 COMSOL Multiphysics | 4.4 | — | Free trial | Web, Windows, Mac, Linux | 2 Oct 2026 |
| 03 SimScale | 4.2 | Free plan | Free plan | Web | 28 Sep 2026 |
| 04 OrCAD X | 4.1 | — | Free trial | Web, Windows | 2 Oct 2026 |
| 05 Ansys Fluent | 3.8 | — | — | Windows, Linux, Self-hosted | 11 Oct 2026 |
| 06 BARAM | 3.1 | Free plan | Free plan | Windows, Mac, Linux | 24 Sep 2026 |
| 07 OpenFOAM | 3.1 | Free plan | Free plan | Windows, Mac, Linux | 24 Sep 2026 |
| 08 OpenLB | 3.1 | Free plan | Free plan | Windows, Mac, Linux | 24 Sep 2026 |
| 09 Palabos | 3.1 | Free plan | Free plan | Windows, Mac, Linux | 24 Sep 2026 |
| 10 SU2 | 3.1 | Free plan | Free plan | Windows, Mac, Linux | 24 Sep 2026 |
Before selecting a tool, review listed free plans, paid prices, multiphysics solvers, built-in meshing, CAD import and parallel-core details.
02
COMSOL Multiphysics
It is aimed at engineers, scientists, technical enterprises, research laboratories, and universities.
WebWindowsMac+3 Record4.4 Visit
03
SimScale
Web Record4.2 Visit
04
OrCAD X
OrCAD X is intended for small and medium-sized businesses creating medium-complexity circuit boards.
WebWindows Record4.1 Visit
05
Ansys Fluent
WindowsLinuxSelf-hosted Record3.8 Visit
Before you choose
Assess pricing options
Listed tools include both free-plan and paid offerings. BARAM combines a free plan with paid access starting at $5,000 per user per year.
Some products show pricing on request. Certain products also provide free trials, so verify the applicable terms before committing.
Match the deployment model
The listed products cover Linux, Windows, macOS, web, self-hosted and API environments. Choose a model that fits how you plan to run and connect the software.
Review each product’s deployment details together with its operating-system support to check compatibility with your environment.
Check solver coverage
The comparison includes a multiphysics solver field. Review that capability when your work spans more than fluid flow.
Built-in meshing is another comparison point. Check whether the meshing approach fits the geometry and setup process you need.
Review CAD and compute needs
The CAD-import field indicates how geometry may enter a project. Compare it with your existing design workflow.
Parallel-core support matters when you plan to spread calculations across processor cores. Check the listed support before selecting software.
Questions
What platforms can CFD software run on?
Across this category, products list Linux, Windows, macOS, web, self-hosted or API availability. Check the platform details for the product you are considering.
Is free CFD software available?
Yes. Basilisk, Code_Saturne and DualSPHysics list free plans. BARAM offers a free plan and paid access from $5,000 per user per year.
Do CFD products offer free trials?
Some products in this category provide free trials. Confirm the trial terms with the maker before choosing a tool.
Which CFD features should I compare?
Review each product’s multiphysics solver, built-in meshing, CAD import and parallel-core entries, together with deployment and operating-system support.
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