Score £40 in free bets this Christmas with this William Hill offer
However, if you sign up on a desktop, you can still claim £30 in free bets. Note that the £40 in free bets is only available to new customers who sign up via a mobile device. That's right – William Hill are offering £40 in free bets to all new customers this Christmas, just in time for the holidays and the big races, of course. Christmas brings cheer to all and now it's your turn to bag yourself some in the form of William Hill's £40 December betting bonus.