🎰 Best Slot Sites UK | New Online Slot Sites [September 2024]

Updated 30 August 2024 - 15:56—There are big changes in the list this week. Following a month-long review, Midnite is at the top of the best slot sites, followed by NeptunePlay, and Duelz drops from the top to third.

This page is about Slot sites. We have a separate and in-depth page about the best online slots, which gives information on specific games, features and providers.

1. MIDNITE

Midnite is a new independent casino on OLBG with 1,650+ games, iOS and Android apps, £5 deposits/withdrawals, and quick cashouts via PayPal and Apple Pay.

🚀 Independent Casino

🎰 Easy to claim Welcome Offer

🎥 One of the Freshest Designs in the Space

Bet £20 Get 100 Free Spins

• Min Deposit -
• Min Odds -
• Offer amount £10

Payout Speed: 24h

SEE OFFER

New customers only. Deposit and wager £20 on Midnite Casino to get 100 Free Spins at 10p per spin, valid for 7 days on selected games. T&Cs apply. 18+ GambleAware.org
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2. NEPTUNE PLAY

Neptune Play delivers an intuitive mobile-first experience, backed by the reputable Aspire Global brand, and features top slot providers for endless fun.

📱 Snappy Mobile-First Design  

🏛️ Trusted Aspire Global Brand  

🎰 All the Biggest Slots Provider

Neptune Play is a UK casino from Aspire Global that aims to give players plenty of new slot releases from the comfort of their own home.

100% Welcome Bonus Up To £200 + 25 Wager-Free Spins

• Min Deposit -
• Min Odds -
• Offer amount £200

Payout Speed: 24 Hours

SEE OFFER

New depositing players only. Min. deposit: £10. Max. bonus: £200 + 25 Bonus Spins on Book of Dead. Offer valid on the first deposit. No wagering is required on Bonus Spins. Wagering Required on Bonus Cash: 40x. The match-up bonus that requires a deposit must be wagered 40x.
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3. DUELZ CASINO

Duelz Casino is recognized for its interactive gaming experience, incorporating competitive elements that enhance its status as one of the best slot sites.

✨ Instant Withdrawals - Claim your gold fast!

📱 Mobile-First Gaming - Slots at your fingertips!

🎰 Huge Slot Selection - Epic games from top providers!

Duelz Casino stands out with an innovative approach that gamifies the slot experience, featuring duels and spells alongside a formidable range of slot games that has earned rave reviews from both players and experts.

£100 Bonus + 100 Free Spins

• Min Deposit £20
• Min Odds -
• Offer amount £110

Payout Speed: Instant Options

SEE OFFER

Min deposit: £20. Max £100 bonus. Max bet with active bonus: £2. Wagering required 100% match bonus: 30x deposit + bonus. Max win from welcome bonus: £500. 100 Free Spins are given out 20 per day on Book of Dead for 5 days in a row. Max Free Spins winnings: £100. Free Spins winnings credited as bonus money with 45x wagering & 3 days expiry. Deposit bonus & Free Spins wins are forfeited 30 days after bonus is credited if the wagering is not met. Game weighting and restrictions apply.
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4. PUB CASINO

Pub Casino might be newer on the scene but, with its niche appeal, stands out among the best slot sites.

🎲 Tons of Slingo - Blend bingo & slots!

🍀 Over 1500 Slots - A jackpot library at your fingertips!

💳 Flexible Payments - Pay your way into play!

Catering to fans of the traditional British pub experience, Pub Casino offers a cozy atmosphere and a solid variety of slot games, which has garnered positive feedback from OLBG reviewers for its authenticity and localized gaming experience.

100% up to £100 Welcome Bonus

• Min Deposit £10
• Min Odds -
• Offer amount £100

Payout Speed: 24 hours

SEE OFFER

#AD New customers only, min deposit £10, wagering 40x, max bet £5 with bonus funds. Max bonus is 100% up to £100. No max cash out on deposit offers. Welcome bonus excluded for players depositing with Skrill or Neteller. Cashback is cash with no restriction. Full T&C’s apply. +18, Please Gamble responsible. GambleAware.org
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5. Matchbook Casino

Matchbook offer fast withdrawals, live casino, tons of slots, table games and more in the casino side of the popular betting exchange platform

✅ Fully Licensed and Regulated in the UK  

🕒 Fast Withdrawals 

🎮 Massive Range of Games

100% Match Bonus up to £200

• Min Deposit £20
• Min Odds -
• Offer amount £200

Payout Speed: Instant - 24 Hours

SEE OFFER

New customers Only. Deposit amount is matched to 100% up to $/£/€200. For example, if you deposit £50, you will receive £50 matched in bonus funds. You can cancel this promotion at any time via the Casino Promotions page or by contacting our Customer Service team. Your deposit amount is refundable upon cancellation and will return to your wallet. T's and C's Apply. Be Gamble Aware. 18+
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Dominated by two main studios, Red Tiger and NetEnt, you will find a host of classic games, that you'll instantly recognise, including Starburst and Gonzo's Quest Megaways.

6. SUN PLAY

A new slot site addition to OLBG, The Sun Play has already been very popular with OLBG users, seeing them rise to #6 in the rankings

🚀 Big brand - Big Site

🎉 Tons of Jackpot Slots!

🔴 The Best and Latest New Games

This lively casino resonates with players looking for a huge selection of games, offering an entertaining mix of slots from celebrated providers and enjoying positive OLBG reviews for its regular promotions.

Win up to 500 Free Spins on Big Bass Splash

• Min Deposit -
• Min Odds -
• Offer amount 500

Payout Speed: 24h

SEE OFFER

New players only, £10 min fund, free spins won via mega reel or wheel, 65x wagering requirements, max bonus conversion to real funds equal to lifetime deposits (up to £250), full T&Cs apply
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7. HOT STREAK SLOTS

Hot Streak Slots offers a fiery assortment of slot titles, earning it a reputation as one of the best slot sites for passionate players.

💸 Fast Withdrawals - Grab your wins at lightning speed!

🤑 Great Welcome Offer - Fuel your play with a sizzling start!

🆕 Hottest New Slot Titles - Always fresh, always fiery!

Hot Streak Slots ignites player interest with its dynamic range of hot slots and engaging promotions, as noted by OLBG experts, who applaud the site’s commitment to fast-paced excitement and hot win potentials.

120 CASH SPINS on Big Bass Bonanza

• Min Deposit -
• Min Odds -
• Offer amount 120

Payout Speed: Instant - 24 Hours

SEE OFFER

First deposit only. Min deposit and stake £20 on slots only. Promo code BASS120 required. Max 120 cash spins. Max one claim during promo period. Spins valid on Big Bass Bonanza. Total spin winnings capped at £200 per claim.Full T&Cs apply.
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8. WINOMANIA

WinOMania positions itself as one of the best slot sites with its exclusive slots and scratch card focus.

✨ Original In-House Games - Standout slots & scratch cards!

⚡ Fast Withdrawals - Win and cash out without delay!

🎉 Weekly Slot Promotions - Fresh excitement every week!

This niche site captivates players with its bespoke selection of in-house developed slots and scratch cards, earning OLBG acclaim for its unique gaming experience and the high-quality, original content unavailable at larger, more generic slot sites.

100% up to £100 + 100 Bonus Spins

• Min Deposit -
• Min Odds -
• Offer amount £100

Payout Speed: Instant - 24 Hours

SEE OFFER

Code WINO100. Please play responsibly | www.gambleaware.org | T&C Apply. 1st deposit only. Min deposit £10. Max bonus: £100. X40 wagering. Bonus Spins valid for selected games only (25 Spins on Cleopatra, 25 Spins on Goldrush, 25 Spins on Wild Eagle, 25 Spins on Scratch King). X40 wagering on bonus spins winnings. Expire within 24 Hours. User Agreement & Bonus T&C apply.
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9. SpinYoo

SpinYoo is a UK casino featured on OLBG, showcasing an extensive library with over 5,000 games from more than 100 developers. 

🎰  Over 5,000 games from 100+ developers.

🕐  Around-the-clock customer service.

💰 Progressive Jackpots

Our experts thoroughly tested it, highlighting 24/7 customer support, advanced sorting options, and massive progressive jackpots.

Up to £250 Welcome Bonus + 100 Spins

• Min Deposit -
• Min Odds -
• Offer amount £250

Payout Speed: 24 Hours

SEE OFFER

18+. New players only. Min Dep £20. Max Bonus Bet £5. Offer: 100% of 1st deposit up to £250 on Slots + 100 Yoo Spins on Starburst, Book of Dead, Fire Joker, Gonzo’s Quest, and Big Bass Bonanza, respectively (first 20 credited immediately upon first deposit; rest credited at 07:00 GMT at 20/day). Spins expire after 23:59GMT on day they’re credited. Winnings from each 20 spins capped at £50 & credited as bonus. Bonus funds expire after 30 days, are separate to Cash funds, & subject to 35x wagering of bonus + deposit amounts. Only bonus funds contribute to wagering requirements. Affordability checks apply.. Full Terms Apply. GambleAware.org
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10. FITZDARES

Fitzdares maintains an air of exclusivity and sophistication, earning a reputation as one of the best slot sites.

💎 Drops & Wins Jackpots - Elegance with every spin!

🏰 Classy Live Casino - Immerse in a deluxe gaming presentation!

🛍️ Exclusive Online Experience - Tailored to the distinguished Fitzdares brand!

This prestigious brand mirrors its bespoke betting service in its online slots offering, providing a refined selection of slot games from esteemed providers that have impressed OLBG reviewers and high-profile players alike with quality and elegance.

100% on First Deposit up to £100

• Min Deposit -
• Min Odds -
• Offer amount £100

Payout Speed: 24 Hours

SEE OFFER

New customers only aged 18+. Minimum deposit £10. Get a Casino Bonus matched to your first deposit, up to £100, after you stake £20 in casino, credited within 48 hours. Casino Bonus expires in 7 days. Casino Bonus has a 40x wagering requirement. Additional T&Cs apply. Please bet responsibly.
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11. JACKPOT.COM

Play a variety of games at Jackpot.com, including slots, progressive jackpots, instant wins, and many more.

🎰 Drops and Wins Slots 

 💸 Over 900 Games to Choose From  

🃏 Progressive Jackpots

Jackpot.com casino provides players with an exciting array of options to access their favourite classic and modern casino games, offering around 1000 online slot choices including jackpots as well as live or video versions for a unique gaming experience.

Play with £15 and get 50 NO WAGER Free Spins on Bigger Bass Bonanza

• Min Deposit £15
• Min Odds -
• Offer amount £5

Payout Speed: 1-3 Days

SEE OFFER

Free Spins available upon min. deposit £15+ which must be spent in any Qualifying Games through 1+ bets. 48 hours to qualify. Qualifying games are any slots and instant win games. Free Spins available for 7 days after crediting. Only on Bigger Bass Bonanza. Max winnings £100. •Powered by Lottomatrix Operations Limited, a company registered in Malta with company number C-80365 and registered office at Level 3, 10 Lapsi Street, St. Julian's, STJ1261, Malta. Bet Responsibly. Licenced and regulated in Great Britain by the Gambling Commission under account number 49262.
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12. CASUSHI

Inspired by Japanese culture and food, Casushi is a unique and fun online casino that wants to help you find your “Zen of Happy Play.”

🆕 Available FAST!

💳 PayPal available for UK Users

🌟 Brand New, Colourful and Well Designed Site

Discover Casushi Casino, launched in January 2020 by Dazzletag Entertainment, featuring over 700 games with a unique Japanese design

Deposit £10 and get 20 Wager-Free Spins on Big Bass Splash

• Min Deposit -
• Min Odds -
• Offer amount 20

Payout Speed: 24 hours

SEE OFFER

18+. Only available to new players. Minimum £10 first deposit required. 20 Bonus Spins on Big Bass Splash. No Wagering Requirements. Winnings credited directly to cash balance. Neteller and Skrill deposits excluded. Expiry: bonus spins expire 2 days after deposit. Further terms apply.
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13. LOTTOLAND

Lottoland now offer a fully immersive online casino and slots selection alongside lottery betting

🎰 Well over 1500 Slot games

🎰 Progressive Jackpot Slots

🎰 Good Live Casino too!

Lottoland broadens its horizons from lotteries to become a new online casino provider, featuring over 1689 slot games, easy registration, and thrilling multiplayer challenges.

Stake £10 On Big Bass Bonanza & Get 50 FREE Spins

• Min Deposit £10
• Min Odds -
• Offer amount £5

Payout Speed: 24 Hours

SEE OFFER

18+, New customers only, register, deposit and stake £10 on Big Bass Bonanza within 7 days, and claim 50 Free spins on Big Bass Bonanza. Free spins expire 30 days after credited. Ends 30/06/24 at 23:59 GMT. Full T&Cs Apply. gambleaware.org.
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14. FAFABET

Fafabet offers an extensive selection of slots, top-notch Pragmatic Play titles, and a vibrant, user-friendly platform.

🎰 Over 700 Slots to Choose From  

🏆 The Best Pragmatic Play Games  

✨ Fresh and Attractive Platform

Fafabet, a relatively new online slots platform powered by FSB Tech, provides 30+ casino, sports and a vast array of betting markets.

100% up to £200 Casino Bonus

• Min Deposit £20
• Min Odds -
• Offer amount £200

Payout Speed: 24 Hours

SEE OFFER

New customer only, deposit and stake £20 in Fafabet Casino Get a Casino bonus up to £200! Winnings are capped at 250, There is a 35x wagering requirement and 7-day expiry date. UK18+ T&C's Apply.
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15. DREAM VEGAS

Dream Vegas is a premier online casino offering top-notch slots, daily jackpots, and excellent live dealer options. With over 100 slot providers, Dream Vegas ensures a thrilling gaming experience along with instant withdrawals.

🎰 Exciting slots with guaranteed jackpots.

💸 Quick and hassle-free cashouts.

🔝 A vast selection of slots from over 100 different developers.

Dive into the excitement of online slots, live casino, and table games. Dream Vegas delivers it all with the added convenience of instant withdrawals.

100% Match Bonus up to £300 + 150 Bonus Spins

• Min Deposit -
• Min Odds -
• Offer amount £315

Payout Speed: Instant - 24 Hours

SEE OFFER

Max bonus bet £5. Offer: 100% bonus match on 1st deposit + bonus spins. Value of bonus & number of spins depend on deposit amount: £20-£100: max £100 bonus + 50 spins on selected games; £101-£200: max £200 bonus + 100 spins on selected games; or £200+: max £300 bonus + 150 spins on eligible NetEnt Games. Winnings from spins credited as bonus and capped at £100. Bonus funds are separate to Cash funds, and are subject to 35x wagering the total bonus & cash. Only bonus funds contribute to wagering requirement. Bonus funds expire within 30 days; bonus spins within 72hrs. Affordability checks apply.
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16. KWIFF

Kwiff excels with extensive live casino options, enticing free spins for regulars, and seamless transitions between sports and casino gaming.

🎰 Full range of slot options  

🎁 Free spins bonuses for regular players  

🔄 Easy switching from sports to casino and vice versa 

Not just a great sports betting site, but a fantastic range of slot games in the casino too.

Wager on any slot & get 200 Real Money Free Spins!

• Min Deposit -
• Min Odds -
• Offer amount £20

Payout Speed: 24 Hours

SEE OFFER

New customers only, wager £20 on slots and get 40 cash free spins for 5 consecutive days. £20 stake on slots each day within 5 days of 1st deposit to qualify. £0.1 spins on Book of Dead. £250 total max withdrawal. Full T&Cs apply.
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17. GENTLEMAN JIM

Gentleman Jim Casino, launched in March 2024 by DragonBet, offers a premium gaming experience. The site features 125+ slot games and numerous live casino options with a refined design and streamlined mobile platform

🎨 Premium Design

🎉 Fresh offerings for 2024.

📱 Excellent, streamlined mobile platform.

Gentleman Jim delivers a premium experience with its blend of slots, live casino games, and sports betting offerings.

Wager £10 Get 20 Free Spins on Big Bass Splash

• Min Deposit -
• Min Odds -
• Offer amount £2

Payout Speed: 24 Hours

SEE OFFER

New customers only. Promo code 'bigbasspins' and make min. deposit of £10. Receive 20 free spins on Big Bass Splash by 23:59 day after qualification. T&Cs apply, GambleAware.org.
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18. SLOTS ROYALE

Slots Royale is a new addition to the UK casinos on OLBG. Our Expert Team is conducting a thorough review, so stay tuned for the full details. The site, launched in 2024, features a wide array of games, including Megaways and Slingo exclusives.

📱 Optimized for mobile gaming.

🎮 Features games from all the leading studios.

🔄 Tons of spin promotions for existing customers.

Slots Royale offers a massive range of games and focuses on delivering an excellent mobile gaming experience.

Get 50+ Free Spins on Big Bass Splash

• Min Deposit -
• Min Odds -
• Offer amount £5

Payout Speed: 24 Hours

SEE OFFER

New players only, £10 min fund, max bonus conversion equal to lifetime deposits (up to £250) to real funds, 65x wagering requirements and full T&Cs apply
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19. MrQ

MrQ stands out with rapid withdrawals, a generous welcome offer, and a cutting-edge mobile-first platform for an outstanding gaming experience.

🚀 Fast Withdrawals  

🎁 Excellent Welcome Offer  

📱 Mobile First Casino with Market Leading Tech

Our expert team, having reviewed hundreds of slot sites, evaluates MrQ as a top contender among online casinos. Boasting market-leading mobile technology and fast withdrawals

Spend £10 Get 60 No Wagering Free Spins!

• Min Deposit -
• Min Odds -
• Offer amount £6

Payout Speed: Instant - 24 Hours

SEE OFFER

Use code GM60. First deposit only. Min deposit & spend £10. Max 60 spins on The Goonies Megaways at 10p per spin. Spins credited upon spend of £10. 18+ Full T&Cs apply.
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20. BUZZ CASINO

Buzz Casino is quickly becoming recognized as one of the best slot sites with its huge range of Megaways and Drops and Wins slot options.

🚀 Huge Brand - Bigger Buzz!

🎉 Tons of Jackpot Slots!

🔴 The Bestand Latest New Games

This lively casino resonates with players looking for a buzz, offering an entertaining mix of slots from celebrated providers and enjoying positive OLBG reviews for its regular promotions.

Get up to 200 Spins on Fire Blaze™ Blue Wizard Megaways™!

• Min Deposit £10
• Min Odds -
• Offer amount £20

Payout Speed: 24 Hours

SEE OFFER

Deposit & stake £10 Bingo get £30 bonus (x4 WR) + £10 Club voucher, &/or stake £10 slots get 200 x 10p Fire Blaze™ Blue Wizard Megaways™ spins (x20 WR). Use or add to balance to get both. 18+
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Not every slot site offers the same variety of games, and you may be looking for specific games to play. Renowned King of Slots, Chris Taylor Has picked the best of the bunch depending on what type of slot you are looking for.

My Picks This Month

Over the last 20 years, I've reviewed over 200 slot sites and played something like 10,000 slot games, and I consider myself the ultimate slot geek. This is my take on which slot sites players should use based on the style of game they like to play.

- Chris Taylor, The king of slots

Best Slot Sites for RTP and High Payout Slots

It may not be well known, but MrQ Casino offers the best RTP overall regarding its range of slots. I highly recommend them as a starting point if you want games set at the best payout levels. Games include Book of Dead at a market-leading 96.21%, Starburst at 96.09% and Big Bass Bonanza at 96.71%

Add fast withdrawals, a good welcome offer with no wagering restrictions, mobile-first technology, and a huge selection of games from the top providers. MrQ is your go-to for high RTP slot sites.

4.4 / 5 11 Ratings

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MrQ Review

• No. of slots 1000+
• Payout speed Instant - 24 Hours
• Win rate 95.6%

Best for High RTP Games

Fast Withdrawals, Free Spins, Big Wins and no Wagering Requirement, MrQ has a whole host of slots, live dealers and more on offer. With High RTP slot settings too!

• Best RTP's in the business
• Fast Withdrawals
• No Wagering Welcome Offer

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Best Slot Site for the Most Slot Games

We decided that the best slot sites would naturally be those with the largest number of slot providers, the widest range of games, and the most frequent additions of new slot games. I have gone for VideoSlot here, but consider MrVegas, which is the same platform. Outside of that, Party Casino and Casumo offer a large variety, too.

Video Slots

• Over 5800 titles to choose from
• The greatest number of slot games of any site reviewed by our expert team
• Classic slots, progressive jackpots, and the latest releases from top providers
• Excellent customer support
• Don't miss out on all the features and benefits - check out our full review of VideoSlots!

4.3 / 5 7 Ratings

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Videoslots Review

• No. of slots 5879
• Payout speed Instant - 24 Hours
• Win rate 95.7%

VideoSlots has always been popular on OLBG thanks to the vast slot range and trouble-free sign-up process.

• Over 5800 Slots
• Progressive Jackpots
• V. Quick Sign Up

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Best Slot Site for Progressive Jackpots

We can all dream of landing one of the multi-million pound progressive jackpots on slots. As I am sure you know, the chances are very slim. However, someone somewhere in the world will land one eventually, and they are attached to some of the greatest slot games available. The Kindred Group, which includes slot sites like Unibet and 32red, offer the widest range of progressive jackpot slot games to choose from and should be the go-to if you are looking for a choice in this category.

4.6 / 5 11 Ratings

Rate Unibet

Unibet Review

• No. of slots 2500+
• Payout speed 24 Hours
• Win rate Variable

Unibet offers an unparalleled selection of online slots and featured games. From classic fruit machines, to new games and festive slots. Unibet has something for everyone

• Most Progressive Jackpots
• Low Minimum Deposits
• Exclusive Slots

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Best Slot Site for Megaways Slot Games

There are always innovations in slot game mechanics, but by far, the biggest and most widely used still today is Megaways Slots; the games with 117,649 ways to win on a single spin.

If you've played one or two, like them, and want to find the most on a single site, take a look at Mr Vegas. They have over 200 megaways titles among 5,000 slot games, all easy to find from the main slots menu.

4.0 / 5 8 Ratings

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Mr Vegas Review

• No. of slots 5416
• Payout speed Instant - 24 Hours
• Win rate Variable

Mr Vegas's portfolio of handpicked games, including live casino, slots, video slots, video poker and classic table games like Roulette, Blackjack and Baccarat, as well as fast withdrawals

• Over 200 Megaways Titles
• Over 5000 Slots
• Fast Withdrawals

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Best Slot Site for Fast Payouts

Who wants to wait for a nice win to be paid back into their account or electronic wallet? Not me! For that reason, Duelz is a go-to for fast payouts from a slot site. Instant transfers are often achievable, but over testing, I have found that, on average, 6 minutes will see your funds back in your possession. Alternative options to Duelz are Casushi and the excellent Buzz Casino

4.8 / 5 11 Ratings

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Duelz Review

• No. of slots 1000+
• Payout speed Instant Options
• Win rate 96.5%

Duelz Casino is a medieval-themed online casino with over 2,000 casino and slot games. With weekly cashback and regular promotions, there’s an abundance of payment methods to use including 6 minute instant withdrawals.

• Instant Withdrawals
• Mobile-first Casino
• Huge Range of Slots from many Providers

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Best Slot Site for Tournaments

Slot tournaments aren't really my thing, but I always take a close look when reviewing casinos, as many players like to opt in for prizes and competitions running concurrently with their regular slot play. Tournament opt-ins allow you to compete for prizes in play-tables and for instant wins, free spins and more. Netbet casino offers more options for slot tournaments than any other online slot site I have found.

4.2 / 5 11 Ratings

Rate NetBet Casino

NetBet Casino Review

• No. of slots 500+
• Payout speed 24 Hours
• Win rate 96.54%

NetBet Casino is the best place to find every kind of online casino game from slots and jackpots to card and table games. Find an old favourite or make new discoveries every day

• More Slot Tournaments
• Players Club Membership
• Huge Game Library

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Best Slot Site for No Wagering and Free Spins

One of the bug bears with offers, free spins and more from Slot sites is having a play through requirement, dictating that bonus funds have to be played over and over before becoming withdrawalble as cash - This can be avoided with some casinos that have free spins no wagering offers, and Kwiff leads the pack with not only a no wagering welcome offer, but also many promotions in the same ilk.

4.4 / 5 8 Ratings

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Kwiff Casino Review

• No. of slots 1400
• Payout speed 24 Hours
• Win rate 96%

The Kwiff casino sits snugly alongside the sports betting site and offers the full range of casino games including Live Casino games and dealers.

• Free Spins Bonuses for Regular Players
• Low Deposit and Withdrawal Limits
• Great Mobile Performance

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By Steve Madgwick - Editor-In-Chief 

Something new is happening in the world of slot sites every day. The team uses and reviews new slot sites daily, selecting only the very best for a full review and inclusion in the listings here at OLBG.

This Week's New Slots Sites News -

As we come to the end of the month, our complete slot site review project has been completed and going into September, we are looking at a very different order to the top 20 - The principle movers and shakers are Midnite, going down so well with OLBG users that they have claimed to the top spot from position3, switching places with Duelz, but the big mover comes in between as NeptunePlay improve their august new entry position of 15 into second spot behind Midnite - Quite some performance, slot pickers!

4.9 / 5 10 Ratings

Rate Midnite Casino

Midnite Casino Review

• No. of slots 1850+
• Payout speed Instant Options
• Win rate Variable

Midnite bring their slick and mobile-focused product to casino with fantastic slots, a wide range of live dealer games, and a host of snappy payment options.

• Independent Casino
• Easy to claim Welcome Offer
• One of the Freshest Designs in the Space

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4.3 / 5 10 Ratings

Rate Neptune Play Sports

Bet on all of your favourite sports with Neptune Play's sportsbook, a brand new addition to an already market-leading casino offering

Neptune Play Sports Review

• Comprehensive range of markets
• Good in-play statistics
• No-Fee Deposits and Withdrawals

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Slot Sites with New Big Bass Splash Free Spins Offers

If you have ever seen SpinOro slots, you may be pleased to discover that the studio will shortly have games hosted on the Winomania Slot site. If you have not, let's reassure you they have some superb games and innovative and simple progressive jackpot slots.

New Slot Sites Added

4.0 / 5 8 Ratings

Rate Onyx Slots

Onyx Slots Review

• No. of slots 650+
• Payout speed 24 Hours
• Win rate Variable

Onyx Slots provides a safe, exciting and fun place to play the newest and best mobile casino games

• New Online Casino
• Wager-Free Offerings on Spins
• Truly Mobile-First Design

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4.2 / 5 14 Ratings

Rate Cosmic Spins

Cosmic Spins Review

• No. of slots 650+
• Payout speed 24 Hours
• Win rate Variable

Cosmic Spins is a new space-themed online casino which offers the best casino/slot games, offers PayPal and processes cashouts within 24 hours.

• 24 Hour Withdrawals
• PayPal Casino
• New Slots Weekly

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4.4 / 5 9 Ratings

Rate Plaza Royal

Plaza Royal Review

• No. of slots 1500+
• Payout speed 24 Hours
• Win rate 96.25%

All the fun of a Vegas Resort packed within a fantastic mobile site

• 100s of the best Slot Games
• Excellent Loyalty Rewards
• Las Vegas Strip theme

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4.4 / 5 7 Ratings

Rate PeachyGames

PeachyGames Review

• No. of slots 1000+
• Payout speed 24 Hours
• Win rate 96.7%

Fresh and Feature-packed Dazzletag Casino that gives back to players

• Exclusive Promotions
• Big Jackpots
• Instant-Assistance Customer Service

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4.9 / 5 8 Ratings

Rate Neptune Play

Neptune Play Review

• No. of slots 2115
• Payout speed 24 Hours
• Win rate 92.4%

Neptune Play brings the best of the best of market-leading slots and leading games studios

• No-Fee Deposits and Withdrawals
• All the biggest slots providers
• Trusted Aspire Global brand

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4.3 / 5 7 Ratings

Rate Fortune Games

Fortune Games Review

• No. of slots 2500+
• Payout speed 24 Hours
• Win rate 95.8%

Fortune Games offers a huge collection of both classic and modern slot games with all the best Irish Themed Games

• Huge 500 Free Spin Welcome Bonus
• 'Fortune Fridays' loyalty promotion
• Earn Rewards Points with Every Spin

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4.0 / 5 6 Ratings

Rate Virgin Bet Casino

Virgin Bet Casino Review

Slots, Megaways, Table Games and Instant Wins. Virgin Bet casino adds a ton of first persona nd live dealer casino options too.

• Exceptional Virtual Sports Betting
• Lots of Progressive Jackpots
• Super Quick Withdrawals

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4.5 / 5 12 Ratings

Rate SpinYoo

SpinYoo Review

• No. of slots 2750+
• Payout speed 24 Hours
• Win rate 95.6%

SpinYoo aims to bring a first-class and personalised casino experience with the very best online casino games in the industry

• 24/7 Customer Support
• Advanced Sorting to get to the action quicker
• Huge Progressive Jackpots

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Many factors went into deciding the best slot sites in the UK. This section dives into each consideration and what the team was specifically looking for and discussing for many weeks in coming up with this final list of online slot sites.

UK Licencing and Regulation

Ensure the online slot site is licensed and regulated by a reputable authority, such as the UK Gambling Commission or the Malta Gaming Authority. This ensures that the site has passed strict standards for safety and fairness.

Providers

Slot providers play a huge part in this. There are dozens of studios creating new slots every week, and the industry has exploded with more and more studios cropping up since 2020. A good slot site will host games from lots of different slot studios.

Click any of the providers below to see their dedicated page with more details, and the best sltos by RTP, Max Win as well as the newest game releases.

Top 10 Slot Providers to Look for on Slot Sites

1. Pragmatic Play
2. Play'n Go
3. Hacksaw
4. Push Gaming
5. NetEnt
6. Microgaming
7. Red Tiger
8. Thunderkick
9. NoLimit City
10. BluePrint

Range of Slots

As we have already seen, a wide range of slots is important, and it should be a given that if a slot site can offer thousands of different games, they should include lots of new slot releases, exclusive slots and the most popular slot games too.

The Importance of New Games for Players on Slot Sites

For online slot players, slot sites must frequently update their game selections with fresh and exciting titles. New games introduce innovative features, themes, and designs that improve the player experience and keep you engaged and returning for more. When selecting an online slot platform to play on, prioritizing sites that regularly release new games will ensure a constantly evolving and entertaining experience.

Popular Slots

Our selection of the most popular slot games is based on their advertising position prominence at online slot sites and their frequency of play. Check out our popular slots section for the top games provided by reputable sites on OLBG.

Exclusive Games

Some slot sites offer exclusive games that cannot be found anywhere else. These games can be developed and hosted with providers and are used to differentiate their brand from their competitors. Exclusive games allow slot sites to showcase their creativity and innovation, enhancing their reputation and increasing player loyalty. Some successful examples of exclusive games include LeoVegas' "LeoVegas Megaways" and Casumo's "Casumo Bonanza." Slot sites offering exclusive games can provide players with unique opportunities while differentiating themselves in a highly competitive industry.

4.5 / 5 2 Ratings

Rate LeoVegas Casino

LeoVegas Casino Review

• No. of slots 2000
• Payout speed Instant - 24 Hours
• Win rate 96.9%

No wonder LeoVegas has won 'best online casino' - Fast Withdrawals, 65 Live Tables and a tiered loyalty system, not to mention just about every slot game you could remember.

• Incredible range of slots from top suppliers
• Exclusive live table games
• Excellent customer service

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4.2 / 5 9 Ratings

Rate Casumo Casino

Casumo Casino Review

• No. of slots 2900
• Payout speed Instant - 24 Hours
• Win rate 95.98%

More than 2,900 slots, a full house of classic casino games, and a Live Casino that puts you at the very heart of the action with instant withdrawals. Welcome to the Casumoverse.

• Superb New Slot Selections
• Instant Withdrawals
• Best Live Casino Providers

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Slot Site Themes

From Irish-inspired slot sites to Monopoly and Rainbow Riches, these sites offer a diverse array of exciting games to suit any taste with games in the same vein promoted to the fore. Vegas is an obvious choice and plentiful whilst London-based slot sites and the All British Casino offer a local twist. And no matter which slot site you choose, you can be sure to find all other options and your favorite games in one convenient location. 

4.2 / 5 10 Ratings

Rate Monopoly Casino

Monopoly Casino Review

• No. of slots 850+
• Payout speed 1-3 Days
• Win rate 95.98%

Welcome to MONOPOLY Casino, one of the very best mobile casino sites with extensive collection of online casino, slots and poker games.

• Exclusive Monopoly Themed Slots
• No Withdrawal Fees
• Zero Wagering Free Spins

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4.0 / 5 9 Ratings

Rate Rainbow Riches

Rainbow Riches Review

• No. of slots 650+
• Payout speed 1-3 Days
• Win rate 95.97%

Rainbow Riches Casino provides the best place to play your favourite Rainbow Riches slots OLD and NEW.

• Extremely Speedy Withdrawals
• Microgaming, NetEnt, BTG and other huge slot providers
• Fantastic Progressive Slot Selection

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The Different Types of Slot Site Tournaments You Can Try

Enjoy a variety of tournaments at the casino, including seasonal, daily, weekly, and game launch tournaments. Knockout tournaments test your skills against other players. Limit tournaments offer time or bet-based competition, while free tournaments require no entry fee. High rollers can participate in exclusive tournaments to win big prizes.

• Seasonal Tournaments: Celebrate the holidays with special competitions, Easter, Halloween or Christmastime
• Daily and Weekly Tournaments: Regular tournaments on specific days or weeks.
• Game Launch Tournaments: Be the first to try the latest game release and win exciting prizes.
• Knockout Tournaments: Test your skills against other players in knockout head to head tournaments
• Free Tournaments: Participate in slot tournament events that offer limited free spins entry.

The Battle of Slots Tournament from Videoslots

Participating in slot site tournaments can significantly increase the entertainment value for players. The thrill of competing against others to win exciting prizes adds a new level of excitement to every spin. However, it's important to acknowledge the potential risks involved in this kind of gambling. Responsible gambling means never chasing tournament prizes by wagering more than you can comfortably afford to lose. Set a budget, stick to it, and remember to take breaks. Tournaments should be viewed only as a fun way to enjoy online slots sites.

4.3 / 5 7 Ratings

Rate Videoslots

Videoslots Review

• No. of slots 5879
• Payout speed Instant - 24 Hours
• Win rate 95.7%

Videoslots always do its utmost to offer the best of online casino. You will find huge jackpots, generous deposit bonuses, and over 8,000 different casino games

• Over 5000 Slots
• Instant Payouts
• Clash of Spins

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Welcome Bonuses

While sign-up bonuses, including deposit matches and free spins, may be enticing, they shouldn't be the deciding factor when choosing a top slot site. The real cash benefit may be minimal. We prioritize user experience and interface options when recommending slot sites. While sign-up bonuses may be a nice perk, they shouldn't be a weighted factor when evaluating slots sites.

Mobile Compatability - Mobile Slot Sites

Mobile compatibility is key when playing on your phone. all Recommended slots on this page perform great on mobiles, and this is an example of MrVegas and includes the ENCORE slot tournaments promotions - Image: MrVegas Casino

At OLBG, we understand the importance of mobile compatibility. That's why we ensure that all of our recommended slot sites are perfectly optimized for mobile devices, allowing for the best possible mobile slots experience. Our team check thoroughly to ensure that the slot sites recommended are accessible using any mobile device, including smartphones and tablets, without sacrificing speed, graphics or functionality. Mobile optimization means players can take their favorite games with them on the go – no matter where they are.

Most online slots sites are designed for mobile play these days and work better on mobile phones than desktop computers. Apps are easy to install and the range of games is vast. Here are some benefits of playing slots on your mobile phone:

• You can take your slot gaming with you wherever you go. Whether waiting for a train or taking a break at work, you can always fit in a quick game of slots on your mobile.
• Mobile slot games optimised for mobile device use are often more immersive than their desktop counterparts, with better graphics and sound effects for a more engaging experience.
• Many slot sites offer exclusive bonuses and promotions for players who sign up and play on their mobile devices. So not only can you enjoy great games, but you can also get some extra value for your money.

4.0 / 5 8 Ratings

Rate Mr Vegas

Mr Vegas Review

• No. of slots 5416
• Payout speed Instant - 24 Hours
• Win rate Variable

Mr Vegas's portfolio of handpicked games, including live casino, slots, video slots, video poker and classic table games like Roulette, Blackjack and Baccarat, as well as fast withdrawals

• 5416 Games to Play
• Instant Withdrawals
• Live Casino - Jackpots and More

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User Interface and Experience

A good user interface and play experience are important when choosing a slot site; our expert team considers this a high priority. 

We exclude slot sites with clunky designs, interrupted gameplay, or those not optimized for mobile use from our recommended list. 

A good slot site must provide easy navigation, a sharp visual display, and smooth screen transitions to create an enjoyable and frustration-free user experience. 

The best slot sites prioritise usability and functionality to ensure our you can focus on playing and managing your account in the most simple fashion..

Sign Up Process

When choosing a slot site to join, one crucial factor to consider is the ease of registration. 

All sites require standard personal information such as name, address, and mobile number to verify your identity on a soft search. Usually, you'll need to set up a unique username and password for security purposes. At some point, sometimes before you can deposit and play,  you'll be required to upload identity verification documents [Driving License, Passport Bank statement, and complete affordability checks to meet regulatory obligations. 

Although some slot sites don't insist on document uploads at the start, they require them after a certain amount of time or money spent, so it's best to be prepared for this step. We have no preference for slot sites based on their document upload timeframe, as it is an inevitable step for continued use.

Withdrawal Times

Withdrawal times used to be a major consideration when choosing slot sites, but most now offer quick processing times of less than 24 hours, including for traditional banking accounts. While bank account withdrawals can still be processed and approved instantly within 24 hours, the time it takes for the cash to appear in your account depends on the bank you use. However, many transactions are now taking place as quickly as e-wallet solutions, which sometimes can be instant.

We have recommended only Slot Sites with a complete withdrawal process and approval (Subject to withdrawal amount) within 24 hours.

Safety and Security

At OLBG, we ensure that only UK Gambling Commission-approved and licensed slot sites are included in our recommendations. This guarantees the safety and security of customers' personal and financial details are managed correctly. Each slot site should have specific details publishedpslo on how customer funds are held and what would happen in the event of liquidation. Moreover, UKGC grades slot sites for the protection they offer customers, providing transparency of safety assurance.

One consideration you might have is which deposit and banking methods are best with Slot sites. Most slot sites offer debit cards, and you'll struggle to find one that doesn't provide MasterCard or Visa through Nuvei.

You will also find a wide range of eWallet and pay-by-phone solutions.

MasterCard, VISA or Pre Paid Cards

The most common deposit method for slot sites is a debit card, a straight transfer from a UK bank account. Online fruit machine sites can no longer accept credit cards as a deposit method. So you'll find Mastercard and Visa Electron the most popular, and Maestro is still hanging on there for the old-school players.

Prepaid cards can also be used. But beware: If using PaySafeCard, you will need another function added, as withdrawals cannot be administered in this format.

Electronic Wallets (PayPal, ApplePay, GooglePay, Skrill etc)

The market has many modern options, from ApplePay for Apple users to the convenient Android solution Googlepay. Paypal remains arguably the most commonly used for mobile slot sites, while Skrill and Neteller are very similar and have handy mobile apps to assist with transactions. 

Whichever method you choose, you can do so with confidence, thanks to the safety and security in place at UKGC-licensed and regulated online casinos.

A good rule of thumb is that if you do not recognise a payment method and you are looking at an unlicensed slot site (no need; there are hundreds of legit ones), you shouldn't use it.

Pay By Phone (Boku - PayForIt)

Yes, depositing into a slots account with your phone credit is possible using payment methods such as Boku or PayForit. Several slot sites qualify, although, in all honesty, it's not a highly recommended method. For one thing, imagine having a good win. If possible, you will not want to add a significant sum back to your phone credit when making a withdrawal.

👍 Responsible Gambling, Identification & Affordability Checks

In recent years, the regulations for online slot sites have tightened as the Gambling Commission has looked to increase the protection of the user. This is fantastic news for the industry and all who play sots online, but you need to be aware that you may have some minor inconveniences when trying to open a new account or if you want to place large bets. ID verification is very strict, and sometimes you may be asked to send off copies of documents for ID and address verification. 

Also, if you place large stakes or make large deposits, slots operators are responsible for ensuring you can afford to do so. You may be asked for affordability checks, such as showing your pay slips, or you may be asked for proof of funds for money laundering checks. Don't take such requests personally; all licensed online casinos must follow these regulations, or they can face huge fines.

Here are some common tips for gambling responsibly online. For more information, take a look at our detailed responsible gambling guide. 

✋ When The Fun Stops Stop 🛑

You will have seen 'When the fun stops, stop' used by slot sites frequently over recent years. It is trying to get across the serious point that if you aren't enjoying gambling, you should stop immediately. You can use a process of self-evaluation to help you to understand if you have a gambling problem. There is a great tool at Gamcare. 

If you believe you have a problem, there is always someone to talk to at begambleaware. They can offer great advice, including helping you to self-exclude. A valuable service called Gamstop allows you to exclude all gambling companies signed up to the program for a period of your choice. All UK-licensed slot sites on OLBG will be part of the GamStop programme. For this reason (and many others), you should never join slot sites not on GamStop.

 🔚Set Limits and Use Responsible Gambling Tools

We strongly recommend that you record your gambling activity and set your limits. Only stake what you can afford to lose. Online slot sites have started to offer several tools to help you with this. 

• Deposit Limits 
• Session Limits
• Account History 
• Time Outs

Using playing time notifications to remind you how long you have been gambling and when to stop is a useful tool and so is setting a specific loss amount you are happy with in advance.

When looking for the best slot site for you, the key areas to consider are 

• ✅ OLBG experts analysis of best sites overall and best by category and theme which you are most interested in
• 💬 OLBG user reviews to see what regular slot players say about their experiences at each site 
• 💳 The payment methods which you want to use and which slot sites support them
• 🔒 How Trustworthy, Reliable and Reputable each slot site is

The quick summary and conclusion from all our analysis is that these are the best slot sites in each category.