Best ASCEND Alternatives in 2026
Updated
20 apps from physics simulation software ranked against ASCEND on the same published basis.
- 1ASCEND vs OpenSim
- 2ASCEND vs Xcos
- 3ASCEND vs SimFlow
- 4ASCEND vs FeenoX
- 5ASCEND vs FDTDX
- 6ASCEND vs DynamicalSystems.jl
- 7ASCEND vs myPhysicsLab
- 8ASCEND vs Open Source Physics
- 9ASCEND vs PhysSandbox
- 10ASCEND vs 3JCN Physics Simulation
- 11ASCEND vs SimScale
- 12ASCEND vs PhysicsPlayground
- 13ASCEND vs COMSOL Multiphysics
- 14ASCEND vs OpenFOAM
- 15ASCEND vs Ansys Fluent
- 16ASCEND vs ngspice
- 17ASCEND vs Physion
- 18ASCEND vs Step
- 20ASCEND vs MATLAB Grader
- 21ASCEND vs GNU FisicaLab
ASCEND 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 | FDTDX | 7.6 | Free plan | Free | Linux, self-hosted |
| 6 | DynamicalSystems.jl | 7.6 | Free plan | Free | Linux, Mac, Windows |
| 7 | myPhysicsLab | 7.6 | Free plan | Free | Linux, Mac, self-hosted, Web, Windows |
| 8 | Open Source Physics | 7.1 | No | — | Web, Windows, Mac, Linux, iOS, Android |
| 9 | PhysSandbox | 7.1 | Free plan | Free | Web |
| 10 | 3JCN Physics Simulation | 7.1 | Free plan | Free | Web |
| 11 | SimScale | 7.0 | No | — | Web |
| 12 | PhysicsPlayground | 7.0 | Free plan | Free | Web |
| 13 | COMSOL Multiphysics | 6.9 | No | — | API, Linux, Mac, self-hosted, Web, Windows |
| 14 | OpenFOAM | 6.9 | No | — | Windows, Mac, Linux |
| 15 | Ansys Fluent | 6.8 | No | — | — |
| 16 | ngspice | 6.7 | No | — | Windows, Mac, Linux |
| 17 | Physion | 6.7 | Free plan | $6/mo | Web |
| 18 | Step | 6.6 | No | — | Linux |
| 20 | MATLAB Grader | 6.6 | Free plan | Free | Linux, Mac, Web, Windows |
| 21 | GNU FisicaLab | 6.5 | No | — | — |
Make your app an alternative to ASCEND
See the priceThe sponsored alternative slot on this page is labelled Sponsored.
Questions about ASCEND alternatives
What is the best alternative to ASCEND?
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 ASCEND?
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.






















