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