MailShelf Pro vs MailStore Server
| MailShelf Pro | MailStore Server | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | Yes |
| Paid from | — | — |
| Open source | No | No |
| Platforms | Windows | api, self-hosted, Web, Windows |
| Free plan | No | No |
| Deployment | on-premises | on-premises |
| Search and export | Full-text search; export to email server or email client; .eml, .msg, .pst, .ost, .dbx, and .mbox formats | EML, MSG, PST |
| Retention period | — | unlimited |
| Legal hold | — | Yes |
| eDiscovery tools | — | Yes |
| Journal capture | — | Yes |
Both are listed in Best Email Archiving Software. On The Geeks Club, MailStore Server scores higher on our published basis.