Best MontePy Alternatives in 2026
Updated
20 platforms from physics simulation software ranked against MontePy on the same published basis.
- 1MontePy vs SimFlow
- 2MontePy vs COMSOL Multiphysics
- 3MontePy vs FeenoX
- 4MontePy vs OpenSim
- 5MontePy vs ngspice
- 6MontePy vs FEST-3D
- 7MontePy vs Xcos
- 8MontePy vs MPTRAC
- 9MontePy vs myPhysicsLab
- 10MontePy vs SimScale
- 11MontePy vs FDTDX
- 12MontePy vs DynamicalSystems.jl
- 13MontePy vs Open Source Physics
- 14MontePy vs VaMPy
- 15MontePy vs Ansys Fluent
- 16MontePy vs pyuvsim
- 17MontePy vs OpenFOAM
- 18MontePy vs PyAutoLens
- 19MontePy vs Kinetic.jl
- 20MontePy vs MAESTROeX
MontePy alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | SimFlow | 9.2 | Free plan | €666.67/mo | Linux, Mac, Web, Windows |
| 2 | COMSOL Multiphysics | 8.7 | No | — | API, Linux, Mac, self-hosted, Web, Windows |
| 3 | FeenoX | 8.5 | Free plan | Free | API, Linux, self-hosted, Web |
| 4 | OpenSim | 8.4 | Free plan | Free | API, Linux, Mac, Windows |
| 5 | ngspice | 8.4 | Free plan | Free | Linux, Mac, self-hosted, Windows |
| 6 | FEST-3D | 8.4 | Free plan | Free | Linux, Mac |
| 7 | Xcos | 8.3 | Free plan | Free | Windows, Mac, Linux |
| 8 | MPTRAC | 8.3 | Free plan | Free | Linux, self-hosted, Web |
| 9 | myPhysicsLab | 8.1 | Free plan | Free | Linux, Mac, self-hosted, Web, Windows |
| 10 | SimScale | 8.0 | No | — | Web |
| 11 | FDTDX | 8.0 | Free plan | Free | Linux, self-hosted |
| 12 | DynamicalSystems.jl | 8.0 | Free plan | Free | Linux, Mac, Windows |
| 13 | Open Source Physics | 7.9 | No | — | Web, Windows, Mac, Linux, iOS, Android |
| 14 | VaMPy | 7.9 | Free plan | Free | Linux, Mac, self-hosted, Windows |
| 15 | Ansys Fluent | 7.7 | No | — | — |
| 16 | pyuvsim | 7.7 | No | — | Linux, Mac, Windows |
| 17 | OpenFOAM | 7.6 | No | — | Windows, Mac, Linux |
| 18 | PyAutoLens | 7.6 | Free plan | Free | Linux, Mac, Windows |
| 19 | Kinetic.jl | 7.5 | No | — | API, Linux |
| 20 | MAESTROeX | 7.5 | No | — | Linux, self-hosted |
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Questions about MontePy alternatives
What is the best alternative to MontePy?
SimFlow, number 1 in physics simulation software with a score of 9.2 out of 10. The others here: COMSOL Multiphysics, FeenoX, OpenSim and 16 more.
What is the best free alternative to MontePy?
SimFlow is the best-ranked alternative with a free plan. 12 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on how quickly a newcomer can get going: documentation depth, a free tier or trial, and the platforms it runs on.