iRedMail vs Kolab
iRedMail
iredmail.org
Kolab
kolab.orgSide by side
| Figure | iRedMail | Kolab |
|---|---|---|
| Price from | $0.83/mo | Free |
| Free plan | — | Yes |
| Free trial | Yes | — |
| Open source | — | — |
| Web | Yes | Yes |
| Windows | — | Yes |
| macOS | — | Yes |
| Linux | Yes | Yes |
| iOS | — | Yes |
| Android | — | Yes |
| API | Yes | Yes |
| Self-hosted | Yes | Yes |
| Plans published | 2 | 1 |
| Spec score · Mail Server Software | 8.3 (#6) | 8.0 (#11) |
| Deployment | The Enterprise Edition is an on-premises product that keeps data on the user's own server. | Kolab is packaged as containers that can run on one host or be distributed across a larger environment. |
Plans
iRedMail
- iRedMail Enterprise Edition — per mailbox$10 a year
- iRedMail Enterprise Edition — per server$1,000 a year