HomeAppsToolsGEOMAR AuthenticatorApps like GEOMAR Authenticator Here are some great alternatives to GEOMAR Authenticator by NetKnights GmbH : Authenticator App ★4.6 Authenticator - 2FA App ★3.8 Salesforce Authenticator ★4.4 Authenticator app - 2 factor ★4.5 Authenticator App – 2FA ★4.1 Authenticator: 2FA, Password ★4.5 MFA Authenticator ★4.6 Cloud Authenticator: 2FA | MFA ★4.5 Authenticator ★3.8 RSA Authenticator (SecurID) ★3.4 Authenticator App - 2FA Auth ★4.5 Authenticator App ★3.5 Authenticator App: 2FA | MFA ★4.7 Authenticator App ★3.5 SafePass Authenticator 2FA App ★4.5 Authenticator App - 2FA ★4.7