Firefox Relay vs NAVER Whale
| Firefox Relay | NAVER Whale | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | |
| Paid from | Free | Free |
| Platforms | Android, extension, iOS, Web | Android, extension, iOS, Linux, macOS, Windows |
| Free plan | Yes | Yes |
| Custom domains | No | |
| Reply from alias | Yes | |
| Send from alias | No | |
| Browser extension | Yes | |
| Supported platforms | both | |
| Browser engine | chromium | |
| Built-in ad blocking | Yes | |
| Extension support | both | |
| Cross-device sync | Yes |
Listed together in Best Mobile Browser Software