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