Best 3JCN Physics Simulation Alternatives in 2026

20 apps from physics simulation software ranked against 3JCN Physics Simulation on the same published basis.

  1. 13JCN Physics Simulation vs OpenSim
  2. 23JCN Physics Simulation vs Xcos
  3. 33JCN Physics Simulation vs SimFlow
  4. 43JCN Physics Simulation vs FeenoX
  5. 53JCN Physics Simulation vs FEST-3D
  6. 63JCN Physics Simulation vs FDTDX
  7. 73JCN Physics Simulation vs DynamicalSystems.jl
  8. 83JCN Physics Simulation vs myPhysicsLab
  9. 93JCN Physics Simulation vs Open Source Physics
  10. 103JCN Physics Simulation vs PhysSandbox
  11. 123JCN Physics Simulation vs SimScale
  12. 133JCN Physics Simulation vs PhysicsPlayground
  13. 143JCN Physics Simulation vs COMSOL Multiphysics
  14. 153JCN Physics Simulation vs OpenFOAM
  15. 163JCN Physics Simulation vs Ansys Fluent
  16. 173JCN Physics Simulation vs Chombo-Discharge
  17. 183JCN Physics Simulation vs ngspice
  18. 193JCN Physics Simulation vs Physion
  19. 203JCN Physics Simulation vs Step
  20. 213JCN Physics Simulation vs ASCEND

3JCN Physics Simulation alternatives compared

#AppScoreFree planFromRuns on
1OpenSim8.0Free planFreeAPI, Linux, Mac, Windows
2Xcos7.9Free planFreeWindows, Mac, Linux
3SimFlow7.9Free plan€666.67/moLinux, Mac, Web, Windows
4FeenoX7.8Free planFreeAPI, Linux, self-hosted, Web
5FEST-3D7.7Free planFreeLinux, Mac
6FDTDX7.6Free planFreeLinux, self-hosted
7DynamicalSystems.jl7.6Free planFreeLinux, Mac, Windows
8myPhysicsLab7.6Free planFreeLinux, Mac, self-hosted, Web, Windows
9Open Source Physics7.1No—Web, Windows, Mac, Linux, iOS, Android
10PhysSandbox7.1Free planFreeWeb
12SimScale7.0No—Web
13PhysicsPlayground7.0Free planFreeWeb
14COMSOL Multiphysics6.9No—API, Linux, Mac, self-hosted, Web, Windows
15OpenFOAM6.9No—Windows, Mac, Linux
16Ansys Fluent6.8No——
17Chombo-Discharge6.8Free planFreeLinux
18ngspice6.7No—Windows, Mac, Linux
19Physion6.7Free plan$6/moWeb
20Step6.6No—Linux
21ASCEND6.6No—Windows, Mac, Linux
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Questions about 3JCN Physics Simulation alternatives

What is the best alternative to 3JCN Physics Simulation?

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 3JCN Physics Simulation?

OpenSim 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 free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.