EmulatorJS vs Retropa
| EmulatorJS | Retropa | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | No | No |
| Paid from | — | Free |
| Open source | No | No |
| Platforms | Web, iOS, Android | iOS, macOS |
| Supported systems | 36 | — |
| Android support | Yes | — |
| Arcade support | Yes | — |
| Netplay | No | — |
| Shader/upscaling | Yes | — |
| License | open-source | — |
| Free plan | — | Yes |
Both are listed in Best Multi-System Emulators. On Specifiction, Retropa scores higher on our published basis.