Microsoft Exchange Online vs Secure Message
| Microsoft Exchange Online | Secure Message | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | No |
| Paid from | — | — |
| Open source | No | No |
| Platforms | — | Web, Linux |
| Free plan | No | Yes |
| Secure delivery | — | link |
| Message expiry | — | Yes |
| Admin access controls | — | Yes |
Both are listed in Best Email Encryption Software, Best File Encryption Tools. On Everything Xiaomi, Secure Message scores higher on our published basis.