Citadel vs SmarterMail
Citadel
citadel.org
SmarterMail
smartertools.comSide by side
| Figure | Citadel | SmarterMail |
|---|---|---|
| Price from | Free | $41.67/mo |
| Free plan | Yes | Yes |
| Free trial | — | Yes |
| Open source | — | — |
| Web | Yes | Yes |
| Windows | — | Yes |
| macOS | Yes | — |
| Linux | Yes | Yes |
| iOS | — | Yes |
| Android | — | Yes |
| API | Yes | — |
| Self-hosted | Yes | Yes |
| Plans published | 1 | 5 |
| Spec score · Mail Server Software | 8.3 (#4) | 8.0 (#14) |
| Deployment | Citadel can run in Docker, through a Linux build script, from source, or via a hosting provider. | SmarterMail is available for Linux and Windows and has a Docker version; the download page lists supported Linux distributions and Windows Server 2016, 2019, 2022, and 2025+. |
Plans
SmarterMail
- SmarterMail FreeFree
- SmarterMail High Availability — Hub$150 a month
- SmarterMail High Availability — Node$250 a month
- SmarterMail Professional (50 mailboxes)$500 a year
- SmarterMail Enterprise (50 mailboxes)$700 a year
In their own words
SmarterMail
SmarterMail has no write-up on Specifiction yet; its figures are above.