Delta Chat vs otr.to
| Delta Chat | otr.to | |
|---|---|---|
| Free plan | Yes | |
| Free trial | No | |
| Paid from | Free | |
| Platforms | Android, iOS, Linux, macOS, self-hosted, Windows | Web |
| Free plan | Yes | Yes |
| Disappearing messages | Yes | |
| Encryption coverage | default | |
| Desktop app | Yes | No |
| Voice and video calls | Yes | |
| Encrypted backups | none |
Listed together in Best Secure Messaging Apps