Onyx vs Retrom
| Onyx | Retrom | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | No |
| Paid from | — | — |
| Open source | No | No |
| Platforms | Windows, Linux | Linux, macOS, self-hosted, Web, Windows |
| Free plan | Yes | Yes |
| Store coverage | multi-store | multi-store-plus-emulators |
| Platform support | multi-platform | multi-platform |
| Metadata editing | Yes | — |
| Cloud sync | No | Yes |
| Emulator support | — | Yes |
| Controller support | — | Yes |
Both are listed in Best Game Library Managers. On Everything Xiaomi, Retrom scores higher on our published basis.