Bonanza Megaways. Leo Vegas: Best Mobile Slots Site. These generally come from leading software providers, with Starburst, Book of Dead, Gonzo's Quest and Bonanza being among the most popular slots. Find your perfect match and win real money at the most trusted slot casinos in the UK. Mr Vegas. % Bonus up to £50 + Bonus Spins. Top UK casinos for playing slots · Duelz · Mr Vegas · Magic Red · MrQ · VoodooDreams · Luckster Casino · Winomania · Hotstreak Slots. Casumo · 3. Book of Dead (Play 'n GO) · 2. Find the best UK online casinos with the latest real money slot games, excellent bonuses, online betting, loyalty rewards and more. Magical Vegas Casino: Best Megaways Slot Site. You are. PlayFrank · 2. All UK Slot Sites () · Bally Casino · Planet Sport Bet Casino · Casushi Casino · [HOST] Casino · Lottoland Casino · BetUK Casino. Best UK Slot Sites · 1. Immortal Romance (Microgaming) · 4. . Discover the Best Online Slots · 1. Best Features: Over slot games, including more unique slots like Scratch King. Play a wide variety of online slots at the best UK slot sites. Starburst (NetEnt) · 3. Fun Casino · 5. Best Online Casino Site for Slots: Winomania. Videoslots Casino · 4. Kwiff Casino: Best Free Spins Slot Site. Over Slots; Best Game Providers; Huge Live Casino Section. JackpotJoy Casino: Best Progressive Jackpot Slots Site.