Firefox Relay vs Vivaldi
| Firefox Relay | Vivaldi | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | No |
| Paid from | Free | Free |
| Open source | No | No |
| Platforms | Android, extension, iOS, Web | Android, extension, iOS, Linux, macOS, Windows |
| Free plan | Yes | Yes |
| Supported platforms | — | both |
| Browser engine | — | chromium |
Both are listed in Best Mobile Browser Software. On The Geeks Club, Vivaldi scores higher on our published basis.