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