Incompressible flow and aerodynamics.
Whether you're exploring it for fun, PolySim OS makes computational fluid dynamics something you can run and tweak, not just read about. Play with real physics and math, no license and no setup — just open and tinker.
Disclaimer. PolySim OS is a simulation and modeling platform, not a certified engineering, scientific, or professional-advisory service. Simulation results, material properties, and generated outputs are provided for research, educational, and informational purposes only and are not a substitute for physical testing, professional engineering judgment, peer review, or regulatory certification. No warranty is made as to the accuracy, completeness, or fitness for any particular purpose of any result produced by the platform. Always validate critical results against experimental data and qualified professional review before relying on them.