Yes, you can use your mobile phone to open a new account at Unibet. You can also claim the welcome offer. You just have to enter the site’s URL in a web browser of your mobile device and you’ll immediately access a responsive Unibet mobile site. There’s also the Unibet app that can be downloaded on any Android or iOS device. It allows you to access your bets anytime when you’re betting in AZ, IN, IA, NJ, and PA.