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