Retra vs Smart Eye Pro
| Retra | Smart Eye Pro | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | No |
| Paid from | — | — |
| Open source | No | No |
| Platforms | Android | Windows |
| Free plan | Yes | — |
| Input method | — | hardware |
| Study mode | — | live |
| Export formats | — | TCP, UDP, CAN (optional), text file |
| Supported platforms | — | Windows 10, Windows 11 |
Both are listed in Best Eye Tracking Software. On Samsung Mobile US Press, Retra scores higher on our published basis.