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Top 10 Best Slots Sites of 2021

Welcome to Top 10 Best Online Casinos! Below, you will find a list of fantastic UK online slots casinos, along with exclusive bonuses, game highlights, reviews, articles and more from our team. Compare these great slots casinos to find the best one for you and start spinning the reels today!

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Exclusive Offer
32red
150% Bonus
up to £150
+32 Free Spins
18+. BeGambleAware.org. New accounts only. Min. £10 depos...18+. BeGambleAware.org. New accounts only. Min. £10 deposit, debit card only. Up to 50x wagering, game contributions vary, max. stake applies, 7 day expiry. See full terms. View full terms & conditions
Starburst
Starburst
Starburst

Starburst

There's a reason it's one of the most popular slots worldwide, with free spins and bonuses galore.

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Mega Moolah
Mega Moolah
Mega Moolah

Mega Moolah

World-famous for a reason, see what all the fuss is about in this African-themed slot.

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Who Wants to be a Millionaire
Who Wants to be a Millionaire
Who Wants to be a Millionaire

Who Wants to be a Millionaire

The popular TV game show from the UK has finally made it onto the slot reels.

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Rate it! (5347)
9.8
Our Score
Exclusive Offer
sky-vegas
Deposit £5
Get 250 Free Spins
New Customers Only. Opt in Required. 7 Day Free Spin Expi...New Customers Only. Opt in Required. 7 Day Free Spin Expiry. All Free Spins Will Auto Play on First Eligible Game Loaded. £10 Staking Requirement Must Be Met Within 30 Days of Opt In. Eligibility Restrictions Apply. 18+ Further T&CS Apply. Begambleaware.orgView full terms & conditions
Rainbow Riches
Rainbow Riches
Rainbow Riches

Rainbow Riches

Somewhere over the rainbow lies a pot of gold - will you be able to find it in this exciting slot game?

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CeopatraPlus
CeopatraPlus
CeopatraPlus

CeopatraPlus

The legendary Egyptian Queen wants you to win her riches. And you can’t disappoint a Queen, would you?

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Starburst
Starburst
Starburst

Starburst

There's a reason it's one of the most popular slots worldwide, with free spins and bonuses galore.

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Rate it! (2045)
9.5
Our Score
poker-stars
Bet £10 Get 100 Free Spins 
No Wagering on Winnings
New casino players only. Min. £10 deposit with code ‘CASI...New casino players only. Min. £10 deposit with code ‘CASINO100’, debit card only. Valid on 7 slots. 7-day expiry. All spins must be used before cashout allowed. Terms apply. View full terms & conditions
Book of Dead
Book of Dead
Book of Dead

Book of Dead

Rich Wilde is back, and his adventures have led him to the pyramids of Ancient Egypt.

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Starburst
Starburst
Starburst

Starburst

There's a reason it's one of the most popular slots worldwide, with free spins and bonuses galore.

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Gonzo's Quest
Gonzo's Quest
Gonzo's Quest

Gonzo's Quest

Follow Gonzo's adventure to Eldorado – the legendary lost city of gold – and follow your heart's desires.

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Rate it! (6207)
9.3
Our Score
888
100% Up to £200 Bonus
+50 Free Spins
1st deposit only • £20 min deposit • Free spins (FS) expi...1st deposit only • £20 min deposit • Free spins (FS) expires within 14 days • FS wins credited as bonus • Valid for selected games • Bonus wins capped at £500 • 30x wagering - req. vary by game • Bonus expires within 90 days • Payment method & country restrictions apply • Withdrawal terms & T&Cs apply.View full terms & conditions
Starburst
Starburst
Starburst

Starburst

There's a reason it's one of the most popular slots worldwide, with free spins and bonuses galore.

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Jack's Pot
Jack's Pot
Jack's Pot

Jack's Pot

Venture into the caves for a chance to win one of THREE progressive jackpots, free spins and the Crystal Rock Bonus game.

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Irish Riches
Irish Riches
Irish Riches

Irish Riches

Leprechauns, pots of gold and more - you could win the growing Progressive Jackpot, with a bit of luck of the Irish.

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Rate it! (5225)
8.8
Our Score
mr-q
Get 40 Free Spins
No Wagering on Winnings
New customers only. 18+ T&Cs and wagering requirements ap...New customers only. 18+ T&Cs and wagering requirements apply.View full terms & conditions
Starburst
Starburst
Starburst

Starburst

There's a reason it's one of the most popular slots worldwide, with free spins and bonuses galore.

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Gonzo's Quest
Gonzo's Quest
Gonzo's Quest

Gonzo's Quest

Follow Gonzo's adventure to Eldorado – the legendary lost city of gold – and follow your heart's desires.

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Rainbow Riches
Rainbow Riches
Rainbow Riches

Rainbow Riches

Somewhere over the rainbow lies a pot of gold - will you be able to find it in this exciting slot game?

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Rate it! (5769)
8.6
Our Score
coral
Bet £10 Get £50
+30 Free Spins
New customers only. 18+
T&Cs and wagering requirement...
New customers only. 18+
T&Cs and wagering requirements apply.
View full terms & conditions
CeopatraPlus
CeopatraPlus
CeopatraPlus

CeopatraPlus

The legendary Egyptian Queen wants you to win her riches. And you can’t disappoint a Queen, would you?

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Rainbow Riches
Rainbow Riches
Rainbow Riches

Rainbow Riches

Somewhere over the rainbow lies a pot of gold - will you be able to find it in this exciting slot game?

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Gold Frenzy
Gold Frenzy
Gold Frenzy

Gold Frenzy

Play this exclusive game and see if you can collect the gold

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Rate it! (6112)
8.5
Our Score
merkur
150% Bonus Up To £150
18+. New verified accounts only. Optin required. Availabl...18+. New verified accounts only. Optin required. Available on first deposit within 3 days from registration only. Min. £10 deposit. Max. bonus £150. 50x wagering. £5 max. stake. Only selected games contribute. 7 day expiry. Max. withdrawal £1,000. View full terms & conditions
Rainbow Riches
Rainbow Riches
Rainbow Riches

Rainbow Riches

Somewhere over the rainbow lies a pot of gold - will you be able to find it in this exciting slot game?

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Starburst
Starburst
Starburst

Starburst

There's a reason it's one of the most popular slots worldwide, with free spins and bonuses galore.

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Rate it! (2986)
8.4
Our Score
mirror-bingo
Deposit £10 Get 500 Free Spins
New Players Only, Min Deposit £10.00, £8.00 Max Win per 1...New Players Only, Min Deposit £10.00, £8.00 Max Win per 10 Spins, Max Bonus Equal to Lifetime Deposits (Up to £250.00), 65x Wagering RequirementsView full terms & conditions
Starburst
Starburst
Starburst

Starburst

There's a reason it's one of the most popular slots worldwide, with free spins and bonuses galore.

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Rainbow Riches
Rainbow Riches
Rainbow Riches

Rainbow Riches

Somewhere over the rainbow lies a pot of gold - will you be able to find it in this exciting slot game?

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Fishin' Frenzy
Fishin' Frenzy
Fishin' Frenzy

Fishin' Frenzy

Put up your 'Out Fishing' sign - the fish are biting at Fishin’ Frenzy. Enjoy favourite features like free spins and autoplay.

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Rate it! (2904)
8.2
Our Score
mr-green
100% up to £100
Opt in required. New customers only. 1x per customer. Min...Opt in required. New customers only. 1x per customer. Min. £20 deposit.1st deposit only. Selected games only. Max. Bonus £300 35x wagering and 50 Free Spins at £0.10/spin on Lucky Mr Green 35x Wagering. Free Spins credited once deposit amount has been wagered. Bonus and Free Spins expire 7 days after issue. Game weighting, game, player restrictions and terms apply.View full terms & conditions
Starburst
Starburst
Starburst

Starburst

There's a reason it's one of the most popular slots worldwide, with free spins and bonuses galore.

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Mega Fortune
Mega Fortune
Mega Fortune

Mega Fortune

With a growing progressive jackpot, your dreams could become mega fortunate.

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Hall of Gods
Hall of Gods
Hall of Gods

Hall of Gods

Cruise along in a Viking ship for a chance to win one of three (!) progressive jackpots.

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Rate it! (5223)
8.1
Our Score
casino-labs
€1500 Welcome Bonus
+300 Free Spins
New customers only. 18+ T&Cs and wagering requirements ap...New customers only. 18+ T&Cs and wagering requirements apply.View full terms & conditions
Mega Moolah
Mega Moolah
Mega Moolah

Mega Moolah

World-famous for a reason, see what all the fuss is about in this African-themed slot.

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Immortal Romance
Immortal Romance
Immortal Romance

Immortal Romance

It’s vampires aplenty with free spins, wild symbols and bonus rounds – if you dare.

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Bridesmaids
Bridesmaids
Bridesmaids

Bridesmaids

Join the gals from the popular film of the same name – you can win big AND have a good time!

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Rate it! (3109)
8.0
Our Score

Top Mobile Slots

Mobile slots have become one of the most popular form of online games, players from all over the world enjoy playing on the phone or tablet whenever a few minutes of free time pop up. In the UK players are privy to the luxury of playing these top mobile slots (such as Starburst, Deal Or No Deal, Cleopatra slots and more) for real money with the potential of real, life changing jackpots to boot.

Real Money iPhone Slots

The iPhone from Apple is a revolutionary device for a myriad reasons, slots might not be the first to come to mind but online casinos have taken immense strides thanks to the technological advancements put in place. The best new slots sites online feature breathtaking graphics and immense entertainment value, to a degree almost unimaginable ten or so years ago. People have noticed and the skyrocketing popularity of these slot games (try out Monopoly slots, for example) is pushing the industry forward even more. Take advantage of the outstanding bonus opportunities presented by us and enjoy these amazing games at some of the top mobile slot casinos.

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