Most casinos sites have licenses from gaming jurisdictions like Gibraltar and Alderney. However, under the new Gambling (Advertising and Licensing) Act of 2014, any casino online wanting to cater to British-based players must also have a UK gaming license. It's not uncommon for legit casino sites to have more than one gaming license. We’ve done the hard work by thoroughly testing numerous operators to identify the best UK casino sites available. Our review examines the best UK online casinos across multiple factors, including game selection, bonuses, security, and user experience. Let’s explore the top casino sites for UK players in 2026. Traffic Analytics Thousands already call MrQ their place to play casino games. So, if you're sick of clunky casino sites, MrQ is the casino online platform built by players, for players.