Dia vs Rotunda
| Dia | Rotunda | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | Yes | No |
| Paid from | $20/mo | — |
| Open source | No | No |
| Platforms | macOS | — |
| Free plan | Yes | — |
| Browser engine | chromium | — |
| Browser agent | — | Yes |
| Privacy model | — | local |
Both are listed in Best AI Browsers. On Samsung Mobile US Press, Dia scores higher on our published basis.