HomeAppsToolsOptimal AuthenticatorApps like Optimal Authenticator Here are some great alternatives to Optimal Authenticator by Optimal IdM : Salesforce Authenticator ★4.4 Authenticator - 2FA App ★3.8 Authenticator 2FA by KeepSolid ★3.8 LastPass Authenticator ★4.4 Bitwarden Authenticator ★3.6 ID.me Authenticator ★3.6 Authenticator App - 2FA Pass ★4.5 Authenticator ★3.8 Authenticator App - 2FA ★4.7 Authenticator App ★4.6 Authenticator App – 2FA ★4.1 Authenticator - 2FA & Password ★3.8 Authenticator: 2FA, Password ★4.5 Authenticator App: 2FA/MFA/OTP ★4.4 UserLock Push ★4.3 Microsoft Authenticator ★4.6