This app generates time based one time password (TOTP) on your device which are used in combination with your static password for various authorization which supports multi factor authentication (MFA) or Two Factor Authentication (2FA). This helps to protect your accounts from hackers, making your security bulletproof.
You simply needs to scan QR code provided by your authentication provider or manually add the secret code algorithm so that the token can generate the OTP based on provided algorithm for you.