As soon as Tim Cook unveiled the Apple Watch, people began to speculate about how the wearable device might be useful for sports and horse race betting. Many wondered whether Apple would even allow gambling apps for their watch. It turns out that a number of internet bookies have been racing to develop the first Apple Watch iOS sports betting application. While Unibet, Ladbrokes and Coral will soon be releasing their own software, William Hill have beaten everyone to the punch by offering the world's first iOS-ready Apple Watch bookmaker update across over 100 countries on launch day. Here's what we know so far.... WILLIAM HILL APPLE WATCH - WWW.WILLIAMHILL.COM WH customers will be able to place bets directly from the watch with just a couple of taps. The app will be available worldwide (except the US). If you can currently place a bet with William Hill using your phone, you will also be able to use their iWatch app. This includes the United Kingdom, Ireland, Australia and Canada to name just a few. A list of the days "Top Bets" will also be displayed along with summaries on the watch that wearers can browse through with just a swipe of a finger. Live odds for football and horse racing can also be displayed on your Apple Watch display. The next few months will be interesting as other big mobile players like PaddyPower and Bet365 join the race to become the leading Apple Watch sportsbook.