Key Remapper vs Razer Synapse
| Key Remapper | Razer Synapse | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | No |
| Paid from | $14.95/mo | — |
| Open source | No | No |
| Platforms | Windows | macOS, Web, Windows |
| Free plan | No | Yes |
| Paid from | $29.95one-time | — |
| Supported operating systems | windows | Windows 11 x86-64, Windows 10, and macOS 15 Sequoia and above on Macs with Apple silicon |
| Macro support | No | Yes |
Both are listed in Best Keyboard and Mouse Customization Software. On Everything Xiaomi, Razer Synapse scores higher on our published basis.