Mobile casinos are quickly taking over the gambling realm. In fact, according to a UKGC report, up to 55pc of all UK gamblers use mobile phones to bet. These numbers also mean that you can claim your free mobile casino welcome bonus right from your smartphone or tablet. But there are other tens of mobile casino bonus offers that you can enjoy apart from the welcome bonuses. You only need to dig out the right ones to be on your way to betting success. So, let's jump in and talk about the best mobile casino rewards for both new and existing players.