Best PySDM Alternatives in 2026
Updated
20 tools from physics simulation software ranked against PySDM on the same published basis.
- 1PySDM vs SimFlow
- 2PySDM vs COMSOL Multiphysics
- 3PySDM vs OpenSim
- 4PySDM vs FeenoX
- 5PySDM vs Open Source Physics
- 6PySDM vs FEST-3D
- 7PySDM vs myPhysicsLab
- 8PySDM vs Xcos
- 9PySDM vs SimScale
- 10PySDM vs DynamicalSystems.jl
- 11PySDM vs FDTDX
- 12PySDM vs OpenFOAM
- 13PySDM vs Ansys Fluent
- 14PySDM vs FEATool Multiphysics
- 15PySDM vs ASCEND
- 16PySDM vs MATLAB Grader
- 17PySDM vs Step
- 18PySDM vs Algodoo
- 19PySDM vs 3JCN Physics Simulation
- 20PySDM vs MPTRAC
PySDM alternatives compared
| # | Tool | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | SimFlow | 9.1 | Free plan | €666.67/mo | Linux, Mac, Web, Windows |
| 2 | COMSOL Multiphysics | 8.9 | No | — | API, Linux, Mac, self-hosted, Web, Windows |
| 3 | OpenSim | 8.5 | Free plan | Free | API, Linux, Mac, Windows |
| 4 | FeenoX | 8.4 | Free plan | Free | API, Linux, self-hosted, Web |
| 5 | Open Source Physics | 8.3 | No | — | Web, Windows, Mac, Linux, iOS, Android |
| 6 | FEST-3D | 8.3 | Free plan | Free | Linux, Mac |
| 7 | myPhysicsLab | 8.3 | Free plan | Free | Linux, Mac, self-hosted, Web, Windows |
| 8 | Xcos | 8.2 | Free plan | Free | Windows, Mac, Linux |
| 9 | SimScale | 8.1 | No | — | Web |
| 10 | DynamicalSystems.jl | 8.1 | Free plan | Free | Linux, Mac, Windows |
| 11 | FDTDX | 8.0 | Free plan | Free | Linux, self-hosted |
| 12 | OpenFOAM | 7.8 | No | — | Windows, Mac, Linux |
| 13 | Ansys Fluent | 7.7 | No | — | — |
| 14 | FEATool Multiphysics | 7.5 | No | — | Windows, Linux, Mac |
| 15 | ASCEND | 7.5 | No | — | Windows, Mac, Linux |
| 16 | MATLAB Grader | 7.4 | Free plan | Free | Linux, Mac, Web, Windows |
| 17 | Step | 7.3 | No | — | Linux |
| 18 | Algodoo | 7.3 | No | — | Windows, Mac, iOS |
| 19 | 3JCN Physics Simulation | 7.3 | Free plan | Free | Web |
| 20 | MPTRAC | 7.2 | No | — | — |
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Questions about PySDM alternatives
What is the best alternative to PySDM?
SimFlow, number 1 in physics simulation software with a score of 9.1 out of 10. The others here: COMSOL Multiphysics, OpenSim, FeenoX and 16 more.
What is the best free alternative to PySDM?
SimFlow is the best-ranked alternative with a free plan. 10 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on what each maker publishes, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing.