Uses the updated 2020 World Handicap System (WHS) Formula! Never have to guess when someone asks your golf handicap again! With this app you can easily add in any course you have played on then submit your round scores for any course saved on the app. After you have submitted enough rounds of data the app automatically calculates and displays your current golf score based on your rounds, and the courses rating and slope difficulty! Not officially endorsed or licensed by the USGA.