Coolkiller Driver vs Keychron Engine
| Coolkiller Driver | Keychron Engine | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | No |
| Paid from | — | — |
| Open source | No | No |
| Platforms | Windows, macOS | macOS, Windows |
| Free plan | Yes | Yes |
| Supported operating systems | cross-platform | cross-platform |
| Macro support | Yes | Yes |
| Onboard device memory | Yes | Yes |
| Polling rate control | — | Yes |
| Sensitivity controls | — | Yes |
| Profile slots | — | 5 profiles |
Both are listed in Best Keyboard and Mouse Customization Software. On Everything Xiaomi, Keychron Engine scores higher on our published basis.