Feng-GUI vs WebGazer.js
| Feng-GUI | WebGazer.js | |
|---|---|---|
| Free plan | No | No |
| Free trial | Yes | No |
| Paid from | $67/mo | — |
| Open source | No | No |
| Platforms | api, Web | self-hosted, Web |
| Free plan | No | Yes |
| Paid from | 67 /mo | — |
| Gaze visualizations | heatmaps, gaze plots, focus maps, Areas of Interest reports | real-time gaze coordinates, calibration points |
| Export formats | raw image, JSON, CSV | — |
| Supported platforms | web browser; API | Google Chrome, Microsoft Edge, Mozilla Firefox, Opera, Safari |
| Input method | — | webcam |
Both are listed in Best Eye Tracking Software. On Everything Xiaomi, WebGazer.js scores higher on our published basis.