Best FEATool Multiphysics Alternatives in 2026
Updated
20 apps from physics simulation software ranked against FEATool Multiphysics on the same published basis.
- 1FEATool Multiphysics vs OpenSim
- 2FEATool Multiphysics vs Xcos
- 3FEATool Multiphysics vs SimFlow
- 4FEATool Multiphysics vs FeenoX
- 5FEATool Multiphysics vs FEST-3D
- 6FEATool Multiphysics vs FDTDX
- 7FEATool Multiphysics vs DynamicalSystems.jl
- 8FEATool Multiphysics vs myPhysicsLab
- 9FEATool Multiphysics vs Open Source Physics
- 10FEATool Multiphysics vs PhysSandbox
- 11FEATool Multiphysics vs 3JCN Physics Simulation
- 12FEATool Multiphysics vs SimScale
- 13FEATool Multiphysics vs PhysicsPlayground
- 14FEATool Multiphysics vs COMSOL Multiphysics
- 15FEATool Multiphysics vs OpenFOAM
- 16FEATool Multiphysics vs Ansys Fluent
- 17FEATool Multiphysics vs Chombo-Discharge
- 18FEATool Multiphysics vs ngspice
- 19FEATool Multiphysics vs Physion
- 20FEATool Multiphysics vs Step
FEATool Multiphysics alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | OpenSim | 8.0 | Free plan | Free | API, Linux, Mac, Windows |
| 2 | Xcos | 7.9 | Free plan | Free | Windows, Mac, Linux |
| 3 | SimFlow | 7.9 | Free plan | €666.67/mo | Linux, Mac, Web, Windows |
| 4 | FeenoX | 7.8 | Free plan | Free | API, Linux, self-hosted, Web |
| 5 | FEST-3D | 7.7 | Free plan | Free | Linux, Mac |
| 6 | FDTDX | 7.6 | Free plan | Free | Linux, self-hosted |
| 7 | DynamicalSystems.jl | 7.6 | Free plan | Free | Linux, Mac, Windows |
| 8 | myPhysicsLab | 7.6 | Free plan | Free | Linux, Mac, self-hosted, Web, Windows |
| 9 | Open Source Physics | 7.1 | No | — | Web, Windows, Mac, Linux, iOS, Android |
| 10 | PhysSandbox | 7.1 | Free plan | Free | Web |
| 11 | 3JCN Physics Simulation | 7.1 | Free plan | Free | Web |
| 12 | SimScale | 7.0 | No | — | Web |
| 13 | PhysicsPlayground | 7.0 | Free plan | Free | Web |
| 14 | COMSOL Multiphysics | 6.9 | No | — | API, Linux, Mac, self-hosted, Web, Windows |
| 15 | OpenFOAM | 6.9 | No | — | Windows, Mac, Linux |
| 16 | Ansys Fluent | 6.8 | No | — | — |
| 17 | Chombo-Discharge | 6.8 | Free plan | Free | Linux |
| 18 | ngspice | 6.7 | No | — | Windows, Mac, Linux |
| 19 | Physion | 6.7 | Free plan | $6/mo | Web |
| 20 | Step | 6.6 | No | — | Linux |
Make your app an alternative to FEATool Multiphysics
See the priceThe sponsored alternative slot on this page is labelled Sponsored.
Questions about FEATool Multiphysics alternatives
What is the best alternative to FEATool Multiphysics?
OpenSim, number 1 in physics simulation software with a score of 8.0 out of 10. The others here: Xcos, SimFlow, FeenoX and 16 more.
What is the best free alternative to FEATool Multiphysics?
OpenSim is the best-ranked alternative with a free plan. 13 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.