Firefox Relay vs Fulguris
| Firefox Relay | Fulguris | |
|---|---|---|
| Free plan | Yes | Yes |
| Paid from | Free | Free |
| Open source | Yes | |
| Platforms | Android, extension, iOS, Web | Android |
| Free plan | Yes | Yes |
| Custom domains | No | |
| Reply from alias | Yes | |
| Send from alias | No | |
| Browser extension | Yes | |
| Supported platforms | mobile | |
| Built-in ad blocking | Yes | |
| Open source | Yes |
Listed together in Best Mobile Browser Software