Altair CFD Solvers 2025

Unparalleled breadth of CFD simulation solutions. Altair CFD offers a comprehensive set of tools to solve fluid mechanics problems. Whether you are looking to perform thermal analysis of buildings, predict aerodynamics of vehicles, optimize gearbox oiling, reduce cooling fan noise, or develop innovative medical devices, Altair CFD can help.

Several methods are available, including
A general-purpose Navier-Stokes (NS) solver for thermal and general-purpose applications
A smoothed-particle hydrodynamics (SPH) solver best suited for simulating free surface oiling, sloshing and mixing
A Lattice Boltzmann Method (LBM) solver for aerodynamics and aero-acoustics
These solutions are all available within a single license, enabling companies to address a wide range of applications while minimizing software expense.

Why Altair CFD?
A Solution to Each Problem
Altair CFD simulation includes all the major CFD technologies, enabling engineers to solve all fluids problems regardless of their industry or application.

One License, Multiple Solvers
Altair’s unique units-based license system provides access to all tools within a single license. It is scalable, easily deployable, and highly cost-effective.

Turnkey HPC and Cloud
Altair’s turnkey on-premises and cloud-based appliances box up software, system administration, and infrastructure as a service, delivering unlimited use of Altair software.