Threema vs WowApp
| Threema | WowApp | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | Yes | No |
| Paid from | $3/mo | Free |
| Open source | No | No |
| Platforms | Android, api, iOS, Linux, macOS, self-hosted, Web, Windows | Android, iOS, macOS, Web, Windows |
| Free plan | No | Yes |
| Account requirement | none | — |
| Encrypted backups | Yes | — |
| Desktop apps | Yes | Yes |
| Maximum group size | 256 members | — |
| Multi-device support | Yes | — |
| Disappearing messages | Yes | — |
Both are listed in Best Secure Messaging Apps. On Samsung Mobile US Press, Threema scores higher on our published basis.