Why OpenID?
You have to log in for GolfStats to remember who you are and track your play.
OpenID allows GolfStats to do that without storing a password.
One OpenID account lets you log onto thousands of sites.
What is GolfStats?
GolfStats tracks several aspects of how you play each round. You can then see how your performance is improving over time, broken down in several ways.
GolfStats calculates an unofficial handicap index, using the same formula that USGA clubs use.