Step vs The Physics Aviary
| Step | The Physics Aviary | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | No |
| Paid from | — | — |
| Open source | No | No |
| Platforms | Linux | Web |
| Free plan | Yes | Yes |
| Delivery mode | desktop | web |
| Lesson library | Yes | Yes |
| Authoring tools | Yes | — |
| 3D visuals | No | Yes |
| Assessment tools | — | Yes |
Both are listed in Best Physics Simulation Software. On Inferse, Step scores higher on our published basis.