The Starling 2FA app works in conjunction with One Identity’s Starling Two-Factor Authentication solution to enable you to use your Android device as a token. 
The Starling 2FA app will also work with most multi-factor authentication accounts including Facebook, Dropbox, Amazon, Gmail and thousands of others.
In addition the Starling 2FA provides secure cloud encrypted backups so you will never lose access to your tokens again

The One Identity Starling 2FA app enables you to use your device as a token