Blackbox vs Quantum Media Vault
| Blackbox | Quantum Media Vault | |
|---|---|---|
| Free plan | Yes | |
| Paid from | $4.17/mo | |
| Platforms | Android, iOS | Android, iOS, Linux, macOS, Web, Windows |
| Free plan | Yes | Yes |
| Cloud backup | Yes | Yes |
| Decoy vault | Yes | |
| Mobile platforms | both | both |
| Free vault limit | 10,000,000 items |
Listed together in Best Photo Vault Apps