Google Authenticator generates 2-step verification codes on your phone.Enable 2-step verification to protect your account from hijacking by adding another layer of security. With 2-step verification signing in will require a code generated by the Google Authenticator app in addition to your account password.
Start by visiting accounts.google.com/SmsAuthConfig
Features:* Generates codes even in airplane mode!* Support for multiple accounts* Support for multiple languages* Support for Android Wear