Retra vs SR Research Data Viewer
| Retra | SR Research Data Viewer | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | No |
| Paid from | — | — |
| Open source | No | No |
| Platforms | Android | Windows, macOS, Linux |
| Free plan | Yes | No |
| Input method | — | hardware |
| Gaze visualizations | — | spatial overlays, temporal graphs, animated playback, static heatmaps, dynamic heatmaps, beeswarm animations |
| Export formats | — | tab-delimited .txt reports; gaze overlay images; gaze overlay videos; Excel, R, and SPSS import destinations |
| Supported platforms | — | Windows 10/11 64-bit, macOS Intel and Apple Silicon, Linux |
Both are listed in Best Eye Tracking Software. On Inferse, Retra scores higher on our published basis.