iRedMail vs Stalwart Mail Server
iRedMail
iredmail.org
Stalwart Mail Server
stalwart.emailSide by side
| Figure | iRedMail | Stalwart Mail Server |
|---|---|---|
| Price from | $0.83/mo | $0.09/mo |
| Free plan | — | Yes |
| Free trial | Yes | Yes |
| Open source | — | — |
| Web | Yes | Yes |
| Windows | — | Yes |
| macOS | — | Yes |
| Linux | Yes | Yes |
| API | Yes | Yes |
| Self-hosted | Yes | Yes |
| Plans published | 5 | 16 |
| Spec score · Email Server Software | 8.4 (#2) | 8.0 (#12) |
| Spec score · Mail Server Software | 8.3 (#6) | 8.0 (#15) |
| Deployment | The Enterprise Edition is an on-premises product that keeps data on the user's own server. | Stalwart can run as one node or as a cluster across regions, and its site describes it as designed to scale to millions of mailboxes. |
Plans
iRedMail
- Open Source EditionPriced on request
- Enterprise Edition — per mailbox$10 a year
- Enterprise Edition — per server$1,000 a year
- iRedMail Enterprise Edition — per mailbox$10 a year
- iRedMail Enterprise Edition — per server$1,000 a year
Stalwart Mail Server
- CommunityFree
- Enterprise: 25–499 mailboxes$2.40 a year
- Enterprise: 500–999 mailboxes$2.04 a year
- Enterprise: 1,000–4,999 mailboxes$1.74 a year
- Enterprise: 5,000–10,000 mailboxes$1.48 a year
- Enterprise: 10,000–49,999 mailboxes$1.25 a year
- Enterprise: 50,000–99,999 mailboxes$1.09 a year
- Enterprise: 100,000+ mailboxesPriced on request
- Community EditionFree
- Enterprise — 50,000 to 99,999 mailboxes$1.09 a year
In their own words
Stalwart Mail Server
Stalwart Mail Server has no write-up on Specifiction yet; its figures are above.