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