Use Sign In Scheduling with Google Authenticator
IdentityOpen Source
Sign In Scheduling & Google Authenticator integration
About Sign In Scheduling
Appointment scheduling software trusted by over 50,000 businesses worldwide and designed to reduce no-shows, increase capacity & boost repeat custom.
About Google Authenticator
Google Authenticator is a software-based authenticator by Google that implements two-step verification services using the Time-based One-time Password Algorithm and HMAC-based One-time Password algorithm, for authenticating users of software applications.