HID Approve vs Solo 2
| HID Approve | Solo 2 | |
|---|---|---|
| Free plan | No | |
| Free trial | No | |
| Platforms | Android, api, iOS, macOS, Windows | Android, iOS, Linux, macOS, Web, Windows |
| Free plan | No | No |
| Authentication standards | FIDO U2F, FIDO2 CTAP, OATH HOTP, OATH TOTP, OATH OCRA, PKI/PIV | FIDO2, WebAuthn, U2F |
| NFC support | Yes | No |
| USB connector | none | |
| Device management | vendor app | none |
| Operating systems | Windows, macOS, Linux, Android, iOS | Windows, macOS, Linux, Android |
| Code type | totp and hotp | |
| Push approvals | Yes | |
| Team administration | Yes | |
| Supported platforms | Android, iOS, macOS, Windows | |
| Passkey types | device_bound | |
| Workforce authentication | Yes | |
| Directory sync | Yes | |
| Authentication policies | Yes | |
| Deployment | cloud | |
| Read-event analytics | Yes | |
| Movement history | Yes | |
| Paid from | 34 one-time |
Listed together in Best Security Keys