Check Out the Top Slot Sites in the UK Here
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25 No Deposit Free Spins + up to 500 Free Spins3,000+ SlotsUnder 24 HoursUK Licence: 39170
- iOS + Android Mobile Apps
- Players Club (Loyalty)
- UK focused operation
Providers:
Payments: T&Cs Apply New UK certified players | Valid mobile number required, No minimum deposit | 25 Book of Dead spins allocated | 40 times wagering on winnings | Ends 31.12.24 | £5 max bonus stake T&Cs apply #ad -
100% up to £25 + 20 Bonus Spins2,100+ SlotsWithin 48 HoursUK Licence: 39265
- Loyalty Program
- Plenty of Promotions
- iOS + Android Mobile Apps
Providers: Payments: T&Cs Apply 18+. New customers. Opt-in required. 20 Bonus Spins on “Sahara Riches Cash Collect” at 10p per spin and 100% Deposit Bonus up to £100 on first deposit (payment method and play restrictions apply). Min. deposit £10. 30x wagering for Bonus Spins and Deposit Bonus (game weighting applies). Max. £5/spin or £0.50/line. 30 days expiry. Please gamble responsibly • www.gambleaware.org #ad -
100% Deposit Bonus of up to £250 + 100 Spins1,600+ SlotsWithin 1-3 DaysUK Licence: 52894
- Loyalty Program
- 24/7 Live Chat
- PayPal and Apple Pay accepted
Providers: Payments: T&Cs Apply 18+. New players only. Min Dep £20. Max Bonus Bet £5. Offer: 100% Bonus 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 23:59 GMT on the day you’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 your bonus funds contribute to wagering requirements. Affordability checks apply.. Full Terms Apply. GambleAware.org #ad -
70 No Wager Free Spins on Bigger Bass Bonanza1,000+ SlotsWithin 72 HoursUK Licence: 49262
- 50+ Megaways Slots
- UK Customer Support
- Playtech Games
Providers: Payments: T&Cs Apply These Special Promotional Terms shall apply to the Free Spins granted through the Promotion: Play with £15 and receive 70 Free Spins for Bigger Bass Bonanzas. This Free Spin offer is exclusively available for new Players The Free Spin shall be made available upon a minimum deposit of £15 or more which needs to be spent in any of the Qualifying Games through one or multiple bets. The minimum deposit amount needs to be made in one unique transaction/deposit and not cumulative deposits. The minimum deposit must be spent and/or bet on any of the Qualifying Games within 48 hours of the first minimum deposit being credited to the Players account. The Qualifying Games are any of the Slots and Instant Win Games offered by Jackpot.com. The Free Spins will be available to claim, upon spending the minimum £15 deposits on any of the Qualifying Games, for 7 calendar days as of the day when they were credited to the Players account under My Account > My Promotions Section. The Free Spins can only be used on Bigger Bass Bonanza. The maximum winnings that can be withdrawn from the Free Spins are £100. Any terms not specified in these Special Promotional Terms, the Promotional Terms shall apply and will be subject to Jackpot.com Terms and Conditions.#ad -
Up to £200 200% Bonus1,000+ Slots1-3 Day CashoutsUK Licence: 39028
- Multi-award winning casino
- VIP Club
- 75+ exclusive slot games
Providers: Payments: T&Cs Apply First-time depositors • Min deposit £10 • Claim within 48 hours • Expires in 90 days • 30X wagering • Valid on selected slots • UK and Ireland only • Full T&Cs apply #ad -
20 Bonus Spins On Big Bass Splash1,000+ SlotsWithin 24 HoursUK Licence: 39398
- Loyalty Programme
- PayPal Casino
- Search slots by provider
Providers: Payments: T&Cs Apply 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. Full Terms Apply #ad -
Up to £100 + 50 Wager-Free Spins3,000+ SlotsWithin 24 HoursUK Licence: 39198
- iOS/Android Mobile Apps
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- Award-winning Customer Support
Providers: Payments: T&Cs Apply New reg only. Opt in & deposit either £10, £25 or £50 within 7 days & further 7 days to wager your deposit 35x to unlock reward (up to £50 for each of your first 2 deposits). Wagering/game contributions vary. 25 x 10p wager-free spins added to Big Bass Splash with each qualifying deposit, 3 day expiry. Other Promotional Play Restrictions Apply. T&Cs apply. 18+ GambleAware.org #ad -
20 Bonus Spins On Big Bass Splash1,000+ SlotsWithin 24 HoursUK Licence: 39398
- UK-Based Support Team
- PayPal Casino
- Search Slots by Provider
Providers: Payments: T&Cs Apply 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. Full Terms Apply . #ad -
50 Free Spins on Lock O' The Irish3,800+ Slots6 Hour CashoutsUK Licence: 54743
- Fantastic Mobile App
- Loyalty Program
- Numerous Slot Tournaments
Providers: Payments: T&Cs Apply T&Cs Apply. 18+. UK & ROI only. New customers only. Deposit & spend £10, to get 50 Free Spins on selected slot games (Value £0.10 each). Use within 7 days. Restrictions and T&Cs apply. #ad -
100% Bonus up to £300 + 150 Zee Spins3,700+ Slots2-24 HoursUK Licence: 52894
- Zee Daily Offers
- Weekend Cashouts
- Zee Points + Zee Club
Providers: Payments: T&Cs Apply 18+ New players only. Min Dep £20. Max Bonus Bet £5. Offer: 100% of 1st deposit up to £300 + 150 Zee Spins on Starburst (first 60 credited on 1st deposit; rest credited at 07:00GMT at 10/day) + 500 Zee Points. Spins expire after 23:59GMT on day they’re credited. Winnings from each set of 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. Affordability checks apply Full Terms Apply GambleAware.org #ad -
Up to 500 Free Spins On Starburst2,500+ Slots24 Hours on AverageUK Licence: 39175
- Fun Loyalty Program
- Plenty of Existing Customer Bonuses
- A-Z Slot Sorting
Providers: Payments: T&Cs Apply New players only, £10 min fund, Free spins won via mega reel, 65x bonus wagering requirements, max bonus conversion to real funds equal to lifetime deposits (up to £250). Full T&Cs apply #ad -
100% Bonus up to £100 + 100 Free Spins1000+ Slots6 Minute CashoutsUK Licence: 48695
- 10% Weekly Cashback
- PayPal friendly
- 24/7 Customer Support
Providers: Payments: T&Cs Apply 18+ new players only. Minimum deposit: £20. Maximum £100 bonus. Max bet with an active bonus: £2. Wagering requirement 100% match bonus: 30 times sum of deposit + bonus. Max redeemable from welcome bonus: £500. 100 Free Spins are given out 20 per day on Book of Dead for 5 days in a row, log in each day is required. Max Free Spins winnings: £100. Winnings from Free Spins are credited as bonus money with a wagering requirement of 45 times. Free Spins expire after 3 days. Some games may not be played with a bonus. Games may contribute differently when wagering a bonus. Play Responsibly! www.gambleaware.org. #ad -
100% Bonus up to £200 + 11 Wager Free Spins4,000+ Slots0-2 Day CashoutsUK Licence: 39380
- Slots Tournaments
- Regular Promotions
- Live Chat Support
Providers: Payments: T&Cs Apply New Players only. Min deposit: £10, Wager req: 35x deposit bonus, Bonus will be paid out in 10% increments to your cash account. Account balance is withdrawable at any time. Upon withdrawal, any remaining bonus is forfeited. Max bet is: £10. Play responsibly. #ad -
75 No Wager Free Spins Promo Code OSLOT1,000+ Slots6 Hours on AverageUK Licence: 51250
- iOS + Android Mobile Apps
- No Wagering Casino
- Highest RTP Rates for Online Slots
Providers: Payments: T&Cs Apply First deposit only. Min deposit & spend £20. Max 75 spins on The Goonies Megaways at 10p per spin. Spins credited upon spend of £20. 18+ Full T&Cs apply.18+; Play Responsibly! www.gambleaware.org #ad -
50 No Wagering Spins + Regular Promotions1,500+ Slots0-2 Days On AverageUK Licence: 39483
- 24/7 Live Chat
- PayPal Casino
- Search slots by provider
Providers: Payments: T&Cs Apply New players only. 18+. Min Deposit £10. Max Bonus 50 Spins on Big Bass Bonanza. No Wagering Applies. Spins Available for 24 Hours After Being Credited. Promo Code: BBB50. Valid Until 31.12.2023 #ad
How We Rate Slot Sites
Boasting 30+ years of combined industry experience, the team here at Online-Slot.co.uk lives and breathes online slots. Any slots sites we list here have gone through a rigorous process whereby we register, deposit and play the slots they offer. With so many important aspects to consider, below is a summary of our review criteria:
- UKGC-Licensed: All slot sites here at Online-Slot.co.uk need a valid operating license from the UK Gambling Commission. This ensures that certain standards are upheld, including suitability, identity and ownership, finances, integrity, competence and criminality.
- Slot Game Offering: We look at the variety of online slots available, including games from licensed and reputable slot providers such as NetEnt, Play ‘n GO and Games Global. This includes a deep dive into progressive jackpot, classic, grid and Megaways slots as well as how quickly they add new releases and if they offer any exclusive titles.
- Website Usability & Mobile Apps: We assess how easy a slot site’s website is to use including a simple registration process, filters, personalisation options and clear presentation of information. Then we delve into the mobile offering which includes dedicated iOS/Android apps and their game selection available.
- Customer Offers & Loyalty Scheme: A welcome bonus is a must for new customers, so we look at how fair the Terms & Conditions are (i.e. wagering requirements, cashout limits, expiry dates), what ongoing promotions and offers are available to regular customers and how they are rewarded for playing long term.
- Banking & Payment Methods: A good range of payment options is vital at UK slot sites. We look at the ways customers can deposit and withdraw securely, including if there are any fees or restrictions (i.e. for welcome bonuses). Importantly, we assess how quickly you can withdraw your winnings.
- Customer Service: How a site treats its customers is crucial to their success. We evaluate how players can get in touch, the availability and responsiveness of the customer support team, and the information available on the website (i.e., FAQs/Help centre).
- Overall Experience: Whilst an online slots site may tick many boxes, it’s important to assess the overall customer experience. This can include access to help and safer gambling tools, unique features (such as customisable lobbies) and how a site conducts itself (i.e. exclusive promotions, information transparency and customer focus).
For more details on how we do casino reviews, check out our How We Rate page.
Responsible Gambling
With all licensed slots sites in the UK committed to responsible gambling, there are various tools available to ensure you enjoy playing slots online safely, sensibly and responsibly. These include:
- Access to Gambling Activity
- Deposit Limits
- Loss Limits
- Wager Limits
- Reality Checks
- Login Blocks
- Take a Break
- Self-Exclusion
Certain operators allow you to block your ability to play a specific slot game or to deposit on certain days or at certain times. All trusted slots websites will have a dedicated Responsible Gambling/Gaming section which highlights the tools and measures they have in place.
At Online-Slot.co.uk, we have our own page for responsible gambling which highlights measures, common signs of problem gambling and where to get help.
The Difference Between Independent and White Label Slot Sites
With hundreds of slot sites available in the UK, you may choose between a standalone site or white label (also known as a skin). An independent slots casino is individual and operates fully independently. The likes of LeoVegas and Casumo are standalone sites. With a personal feel, they stand out from the crowd and can offer a unique service and proposition to their customers.
A white-label site is one that is part of a network of sites. The likes of Race Casino and Luckland Casino are part of the L&L Group and Aspire Global groups respectively. With skins, the group holds a UKGC license and carries out many aspects of the operation such as customer support, payments and slots offering. Below is a table showing the difference between them:
| Independent Site | White Label Site |
| Unique website look and feel (design) | Bigger choice of payment methods generally |
| Personal customer support approach | More network-wide promotions |
| Exclusive slot game releases | Greater range of self-help tools |
| Ability to choose slot providers/games | Exclusive slots available on group level |
| Better welcome bonuses | More emphasis on promotions/bonuses |
| Faster cashout times | Websites tend to run smoothly 24/7 |
UK Slot Sites Conclusion
As demonstrated above, there is a lot more than meets the eye when it comes to playing at UK slots sites. Hopefully we’ve managed to guide you in the right direction and recommend the top places to play.
Information is updated regularly (every 2 weeks) so you can check back with confidence in order to find everything you need with regards to playing slots online.
Slot Sites FAQs
This depends on your personal preferences as a player. Our expert team follows strict criteria when reviewing slot sites, including slot offers, bonuses, payment methods and withdrawal times, customer support and reputation/licensing. Some of the best slot sites include Duelz, Casumo and Playzee.
Yes. Most welcome offers have deposit bonuses where wagering on slot games is 100%. Also, many operators offer free spins on their most popular slots. Ongoing promotions are centred around slots too with many top slot sites hosting slot tournaments frequently.
Yes. All slot sites on our list have an operating license from the UK Gambling Commission meaning they have to follow strict rules and regulations in order to offer a safe and enjoyable place to play slots online. All the slot games are audited for fairness and offer the RTP advertised.
Yes. Whilst some sites are dedicated to online slots, most UK slot sites have other casino games like blackjack, roulette and video poker. However, bonuses and promotions will be focused on slots as they are the most common type of casino game found at casinos these days.
No single UK slots site offers the best payouts per se. The payout is on a game-by-game basis or an online slot game if you play slots. The average payout for an online slot is 96%.
The best way is to read our detailed reviews here at Online-Slot.co.uk. We go through all elements with a fine tooth comb including welcome bonus, customer support, promotions, payments, slots offered and security.
