Proton Authenticator vs SurePassID
| Proton Authenticator | SurePassID | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | No |
| Paid from | Free | $4/mo |
| Open source | No | No |
| Platforms | Android, iOS, Linux, macOS, Windows | Windows, macOS, Linux |
| Free plan | Yes | No |
| Code type | totp | — |
| Encrypted backup | Yes | — |
| Multi-device sync | Yes | — |
| Supported platforms | iOS, Android, macOS, Windows, Linux | — |
Both are listed in Best Authenticator Apps. On Inferse, Proton Authenticator scores higher on our published basis.