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Slotto is Now Closed

Welcome to Slot Boss! Unfortunately, Slotto is now closed. But, don't panic! At Slot Boss, you will still be able to play all of your favourite games including famous titles like Rainbow Riches, Book of Dead and more.

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New Player Promotions

Never played at Slot Boss before? Get £10 FREE No Deposit to play with when you sign up.

You can also unlock up to £100 cash and 10 FREE spins when you play your favourite game! T&Cs Apply

Head over to our Casino Bonus, Promotions and Offers page to find out more.

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What's Hot at Slot Boss

We know you'll miss playing at Slotto but at Slot Boss, you'll get the same and more! Choose from the UK's Best Selection of Slots and Casino Games. For those of you still feeling unconvinced, we've created a breakdown of what you can expect from Slot Boss below.

Online Slots

Slots Banner The Boss makes no mistake when hunting slots for you to play. After all, it's in the name. Play classic titles among the latest on the market as well as slots exclusive to Slot Boss. Our team of casino experts work around the clock to handpick the greatest slots on the market including:

Rainbow Riches Free Spins

Rainbow Riches has a reputation as one of the most popular series in the world of online slots. Rainbow Riches Free Spins has battled with its siblings to become a player favourite at Slot Boss. Offering up to 999 free spins makes it easy to understand why. Take a peek at Rainbow Riches Megaways and Rainbow Riches Slingo if you're interested in other slots within the series.

Razor Shark

Razor Shark is a game that hit slot game lovers like a tidal wave. Played of a 5x4 reel, with 20 paylines and stacked symbols. You'll be looking to reel in 3 or more matching symbols or catch the all-encompassing Golden Shark symbol which offers up to 2,500x your stake. Watch out for bonus symbols which could see you land a ton of free spins!

Fishin' Frenzy

Like Razor Shark, Fishin' Frenzy takes players on a journey through the seven seas. Similar to Rainbow Riches, Fishin' Frenzy has cemented itself as one of the most popular slots of all time. Packed with ways to multiply your stake, catch bonus rounds and win big potential. Watch out for the scatter symbols which could release a school of free spins, and of course, the Pelican which returns up to x2000 your stake. Interested in Fishin' Frenzy? There are two additional successors in the form of Fishin' Frenzy Megaways and Fishin' Frenzy Jackpot King.

Jammin' Jars

Jammin' Jars adds a whole new meaning to the saying 'fruit machine.' Brimmed with features such as cascading reels, giant symbols and cluster win potential make this title unique. Keep an eye out for the 'Rainbow' feature which could turn the entire reel into one big symbol. Already a fan of Jammin' Jars? Play Reactoonz for a simple yet equally unique slot.

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Jackpot Slots

Jackpots Banner If you're looking to hit the Jackpot then you're in the right place. At Slot Boss, you'll find a variety of Progressive Jackpot King Slots where the total prize up for grabs doesn't stop growing.

As more players stake, the prizes increases until it's finally won. Once one, the jackpot resets and begins growing again.

Blueprint Gaming is the brains behind Jackpot King slots with titles including Deal or No Deal Megaways, The Goonies Jackpot King and Genie Jackpots.

We also have a variety of hourly drops which could see you hit the jackpot every single hour playing famous titles like Reel King Mega, Dragon's Luck Power Reels and Dynamite Riches.

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Megaways Slots

Megaways Slot Banner

Megaways Slots have taken the casino world by storm with a load of popular games getting a 'Megaways Makeover.' Megaways slots, created by Big Time Gaming gained popularity due to their high volatility and the fact they offer 117,649 different ways to win.

Like the sound of Megaways? Try:

-Bonanza Megaways

-Eye of Horus Megaways

-Gonzo's Quest Megaways

-Reel King Megaways

-Rick and Morty Megaways

-Ted Megaways

and more...

Slingo Games

Slingo Image

Are you a fan of online slots, bingo, or both? Our new collection of Online Slingo Games may well pique your interest. Created in America during the 90s but soaring in popularity very recently, Slingo games provide a unique slot game experience by pairing both bingo and slots together. Plenty of famous slot titles have been transformed into Singo games including titles such as Slingo Centurion, Slingo Monopoly, Slingo Deal or No Deal and Slingo Fortunes.

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Live Casino Games

Live Banner Looking to bring the casino directly to your fingertips? Our collection of UK Live Casino Games has all the answers. Games are played in real-time with professional dealers and hosted from a real casino floor. You'll find all the classics including Roulette, Blackjack, and Poker alongside live game shows.

Exciting Live Casino Titles Include:

Lightning Roulette

Most casino players will be familiar with Roulette, one of the worlds most popular casino games. Lightning Roulette brings you normal Roulette, but with a twist. Play your roulette as you normally would - Choose between red and black, odd and even or pick your favourite number. The best thing about picking your favourite number in Lightning Roulette is the Lucky Numbers feature. Land one of the rounds 5 lucky numbers for multipliers of up to 500x your stake.

Live Game Shows

The latest craze to hit the Live Casino is Gameshows. Now you can enjoy your favourite TV game shows online without any pressure from the studio audience. Games are hosted by professional presenters, played in real-time with other players and offer enormous payout potential. So far numerous popular series such as Monopoly and Deal or No Deal has been transformed into game shows becoming a hit with our players. We like to stay ahead of the curve but we think game shows could the future of live casino gaming.

Ready to try your luck in an online game show? Try:

-Monopoly Live

-Live Dreamcatcher

-Deal or No Deal Live

-Crazy Time

-Live Mega Ball.

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Table Games

If you're looking to experience traditional casino games without the burden of playing live then our Casino Table Games may the answer. Play Roulette, Poker, Blackjack and more.

Play Anywhere

You can play anytime, anywhere at Slot Boss. All of our games are optimised to work on mobile, desktop and tablet. What does that mean for you? Well, play at home or on the go through our website or Casino App and get the same quality experience, however you choose to play. Our website and casino app are optimised to provide players with a seamless transition from desktop to mobile and back, no matter what type of game you enjoy playing. To find out about all things Mobile Casino Games head over to our blog where we discuss everything from the best games to the future of mobile gaming.

Casino Blog

We have a team of dedicated casino writers to keep you updated with all things Slot Boss on our Casino Blog. Find out about everything from New Online Slots in 2020, and Slot Terminology to Guides on Blackjack and Game Reviews. New posts go up each week covering the hottest casino topics.

Safer Gambling

At Slot Boss, we're committed to promoting a safer gambling experience. We want to keep gambling online fun for all our players. Most players online gamblers play for fun, know their limits and gamble responsibly. We recognise that some players struggle to control their gambling and we have a commitment to supporting this minority. We offer a range of advice and personal support including:

-Support groups & organisations

-Self-assessment

-Advice on keeping in control

-Deposit Limits

-Reality Check

-Time Out

-Self-exclusion

-Parental Controls

See our Safer Gambling page, or if you'd to discuss having or knowing someone with a potential gambling problem then contact us. Our customer service team are highly trained to recognise when a player is having an issue with gambling.

Customer Service

Should you need to speak with a member of the Slot Boss team our customer service support is available 24 hours a day, 7 days a week via live chat and email. Head over to the Help Section to see our most frequently asked question or click the 'Help' button at the bottom of your screen to start a live chat.

Slot Boss Promotional Terms

Sign-up offer:

£10 free bonus - no deposit required

Significant terms:

Full T&Cs apply. No deposit required & new players only. £10 paid as bonus funds. Claim from “My Promotions” within 3 days of registration & then 7 day expiry. 50x wagering target. £50 max win/withdrawal from bonus. Only bonus stakes qualify & wagering contributions vary.

Deposit offer:

Get up to £50 cash and 5 wager-free spins - on two deposits

Significant terms:

Full T&Cs apply. New players only across two deposits. Cash rewards: 7 days from registration to opt-in from “My Promotions” page & each with 7 days wagering. Deposit £10, £25 or £50 & wager 35x. Only cash stakes qualify & wagering contributions vary. 5 free spins worth £0.10 to be claimed within Book of Dead with each qualifying deposit, 3 day expiry.

Register Here and Get £10 FREE No Deposit