Flow CFD visualization

FLEXCOMPUTE FLOW

GPU-NATIVE CFD SOFTWARE

Streamline complex fluid simulations from automated geometry clean up to highly accurate results and large-scale data generation for building Physics AI models.

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Trusted by top companies worldwide

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Documentation

FLOW
ADVANTAGES

Flow moves you from concept to large-scale, AI-driven design exploration faster and more accurately than traditional CFD software. An intuitive browser interface and flexible Python API shorten the learning curve, letting you focus on running simulations, interpreting results, and exploring designs. The cloud-native platform provides instant access from anywhere, eliminating installation steps and specialized hardware. Built on a GPU-native architecture, Flow delivers accelerated runtimes and immediate access to a private cluster powered by the latest high-performance GPUs - all at a cost-efficient price.
Accelerate Design Cycles
100x Faster
Accelerate Design Cycles
Flow delivers simulation results up to 100X faster than traditional CFD tools, reducing certification cycles and time-to-market by allowing engineering teams to iterate designs in hours instead of days. From individual components to large, complex assemblies, you can rapidly evaluate concepts, optimize performance, and accelerate validation cycles.
Scale Seamlessly
100x Larger
Scale Seamlessly
Flow's cloud-native architecture scales simulations across hundreds of GPUs instantly. Whether analyzing unsteady aerodynamics, creating an aero database, conducting a sensitivity study, or solving multiple simulations in parallel, it handles high-fidelity workloads without bottlenecks. Supporting faster development and complete design exploration.
Reduce Development Costs
50% Cheaper
Reduce Development Costs
Flow reduces testing and development costs by minimizing dependence on wind tunnel testing and expensive on-premises hardware. Flexible, usage-based pricing and faster turnaround times help avoid costly delays and rework across the design and validation process.

APPLICATION
AREAS

Aerospace Aerodynamics
Aerospace Aerodynamics
Aeroacoustics
Aeroacoustics
Automotive Aerodynamics
Automotive Aerodynamics
Drones
Drones
eVTOL
eVTOL
Hydrodynamics
Hydrodynamics
Rotors and Propellers
Rotors and Propellers
Supersonics
Supersonics
Thermal Management
Thermal Management
Wind Turbine Aerodynamics
Wind Turbine Aerodynamics

WHY USERS
LOVE FLOW

"Electra cut 9 months off its aircraft design timeline using Flow's ultra-fast CFD simulations. With rapid iteration and deep flow insights, startups like Electra bring breakthrough innovations to market faster and more cost-effectively."

Chris Courtin
Lead Engineer

"The speed and robustness of the Flow solver is remarkable. We appreciate Flexcompute's integrated data management environment and collaboration platform that enhances productivity and enables us to solve problems in real time."

Gene Titov
Senior Aerodynamics Engineer

"Flow has transformed our R&D process. The solver's speed and robustness allow us to quickly explore and iterate designs, saving us both time and money."

Gregor Veble Mikić
Head of Flight Research & Flight Physics

ACCELERATE YOUR CFD
SIMULATION WORKFLOW TODAY

If you are ready to perform design exploration at scale with GPU-native CFD simulation and automated workflows

View Our Technical Brief

FLOW
FEATURES

Flow360 is an advanced CFD solver built for high-fidelity simulation of complex fluid, thermal, and acoustics phenomena at scale. Its solver architecture, physics models, and numerical methods support both routine engineering analysis and large, high-fidelity simulation workloads. The features below highlight the core capabilities that define Flow360's performance, accuracy, and modeling depth across modern simulation workflows.

01

End-to-End Workflow

A unified, solver-integrated workflow from geometry and meshing through simulation execution and post-processing. Case setup, execution, and result inspection are tightly coupled to reduce handoffs between tools and minimize friction across large design studies and production runs.

End-to-End Workflow
02

Browser-Based Interface

A browser-based interface for interactive case setup, monitoring, and visualization without local software installation. Supports collaborative workflows, rapid access to results, and centralized management of large simulation campaigns.

Browser-Based Interface
03

Python API

A powerful Python API for programmatic control of case setup, parameter sweeps, batch execution, and post-processing. Enables scripting, automation, and integration into larger simulation and optimization pipelines.

Python API
04

High-Quality Automated Mesh Generation

A fully integrated, automated meshing pipeline designed to remove meshing as a workflow bottleneck. The solver-aware mesher handles large, complex geometries efficiently, generating high-quality boundary layers, farfield domains, and localized refinements with minimal manual setup. Supports large-scale meshes with robust memory efficiency, enabling practical high-resolution simulations without reliance on external meshing tools.

High-Quality Automated Mesh Generation
05

GPU-Native Parallel Solver Architecture

Built natively for GPUs and large-scale parallel execution, enabling high-resolution simulations to run efficiently across many GPUs with fast turnaround for both steady and transient workloads.

GPU-Native Parallel Solver Architecture
06

Fully Compressible Navier–Stokes

Solves the fully compressible Navier–Stokes equations for viscous external flows, supporting accurate prediction of aerodynamic loads across subsonic to high-Mach regimes in steady and time-accurate simulations.

Fully Compressible Navier-Stokes
07

Turbulence Modeling

Supports a spectrum of modeling approaches from RANS and URANS to scale-resolving methods (DDES, ZDES, and even iLES), including SA and kωSST turbulence models, for capturing unsteady flow structures, separation dynamics, and transient aerodynamic phenomena.

Turbulence Modeling
08

Transition Modeling

Supports laminar-to-turbulent transition modeling to improve prediction of boundary layer behavior, separation onset, and surface heat transfer in regimes where transition location materially affects performance.

Transition Modeling
09

Conjugate Heat Transfer and Thermal Modeling

Supports convective heat transfer with isothermal and prescribed heat-flux boundary conditions, as well as conjugate heat transfer for coupled fluid–solid thermal analysis and surface temperature prediction.

Conjugate Heat Transfer and Thermal Modeling
10

Rotor Modeling

Supports multiple approaches for modeling rotating components, including actuator disk, blade element theory disk and line models, multiple reference frames, and sliding interface support. Enables efficient simulation of propellers, rotors, and rotating components while capturing unsteady interaction effects where required.

Rotor Modeling
11

Aeroacoustics Modeling

Provides aeroacoustic prediction based on permeable and non-permeable Ffowcs Williams–Hawkings formulations, enabling far-field noise analysis from unsteady flow fields and rotating machinery.

Aeroacoustics Modeling
12

Low-Dissipation Numerical Schemes

Implements low-dissipation spatial discretization schemes designed to achieve lower numerical dissipation in the range of higher resolved wave numbers for scale-resolving simulations.

Low-Dissipation Numerical Schemes
13

User-Defined Dynamics and Boundary Conditions

Enables user-defined motion, dynamic boundary conditions, and custom actuation models for simulating moving components and time-dependent flow scenarios within the solver.

User-Defined Dynamics and Boundary Conditions
BLOG
The Stories of Simulation Technology
See More
The DARPA Lift Challenge and the Best Simulation Software to Help Win

The DARPA Lift Challenge and the Best Simulation Software to Help Win

09 Feb 2026 By Steve Defibaugh
How to Customize Your CFD Solver Behavior With User-Defined Dynamics

How to Customize Your CFD Solver Behavior With User-Defined Dynamics

05 Feb 2026 By Steve Defibaugh
Why CFD is Stuck in the File Era - and how Flexcompute will streamline the Digital Thread

Why CFD is Stuck in the File Era - and how Flexcompute will streamline the Digital Thread

02 Feb 2026 By Harry R. Smith
VIDEOS
Watch Flow in Action
See More
How to Conduct External Aerodynamics CFD Simulations for eVTOL Using Flow360: A Step-by-Step Guide

How to Conduct External Aerodynamics CFD Simulations for eVTOL Using Flow360: A Step-by-Step Guide

External Aerodynamics Simulation of an eVTOL Using the Flow360 Python API

External Aerodynamics Simulation of an eVTOL Using the Flow360 Python API

High-Fidelity Computational Fluid Dynamics (CFD) with GPUs: Insights from NVIDIA & Flexcompute

High-Fidelity Computational Fluid Dynamics (CFD) with GPUs: Insights from NVIDIA & Flexcompute

BROCHURES AND PAPERS
Technical Documentation and Resources
Aeroacoustics eBook
eBook Aeroacoustics

An Engineering Guide to Simulating Aeroacoustics

Flow360 Technical Brief
Flow Technical Brief

Flow360 Technical Brief

eVTOL Solution Brief
Flow Solution Brief

eVTOL Solution Brief