Best UK Slots Sites in 2022: Top High RTP UK Slot Games

24 May 2022

Best UK Slots Sites in 2022: Top High RTP UK Slot Games

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There are many online casinos in the UK. Some offer great features such as great slots variety, generous bonuses, amazing user interface and more. But, what is the best site for slots in the UK?

After extensive analysis, our team of professionals were able to identify the best sites that you should know about. From our analysis, we concluded that PlayOJO is the number 1 choice for slot lovers. But there are plenty of other good online slots websites that you should know about.

Let’s dive right in.

Best Slots Sites in the UK

1. PlayOJO – The Best Slots Site in the UK Overall

First-time depositors only. No wagering requirements for the welcome offer. Unless otherwise stated, any bonus spin rewards you receive will be played with the lowest value bet on the online slots games linked to your bonus spins. Note that the full T&Cs apply.

  • About 3,000 slots from leading providers
  • No wagering requirement on the welcome offer
  • Great mobile compatibility

If you are a huge fan of slots and you are looking for diversity, PlayOJO might be the best option for you. With about 3,000 slots available, PlayOJO sure does have something for everyone.

It is safe to say that their slot section is one of the most comprehensive ones around. Here, games are provided by over 55 leading software developers in the industry today. This includes names such as 1×2 Network, Authentic Gaming, Big Time Gaming, and many more.

We really liked that information on each slot is readily available. Just by clicking/tapping on the information button, you can view all information about the slot. With so many games available, you’ll certainly find many that fulfil your gaming preferences.

Last but not least, their promotions are very generous. As a welcome bonus, you will receive 50 extra spins from this online casino. The best thing is that there is no wagering requirement that you have to fulfil.

Click here to explore about 3,000 slot games and the latest bonuses at PlayOJO

2. Magic Red – Most Diverse Game Selection of Any Slots Site in the UK

The welcome offer only applies to new players. it is limited to one bonus per household and may not be used in conjunction with any other bonus, promotion or offer. The welcome bonus must be wagered at within 21 days of being credited to your account. Note that the full T&Cs apply.

  • About 1,200 slots from leading providers
  • Simple interface, clean and easy to use
  • 9 banking options supported

With over 1,200 games to offer, Magic Red is a great online casino to use. With a simple and clean interface, Casino Red can be a great choice for anyone.

Having such a diverse game selection ensures that anyone can find something of their interest. All the games at Magic Red are from leading providers in the industry – 52 of them, to be exact.

Once you create your Magic Red account, you will be greeted with a 100% deposit match up to £25. This online casino also offers 25 bonus spins on Starburst as a part of the welcome bonus. However, keep in mind that the wagering requirement of the welcome offer at Magic Red is 50x.

Find the latest bonuses and promotions at Magic Red now

3. Leo Vegas – Best Slots Site in the UK For New Players

New reg only. 10 (10p) bonus spins on Book of Dead (no deposit). Opt-in, deposit £10/£25/£50 in 7 days & further 7 days to stake 35x cash for up to £100 & 20 (10p) bonus spins on the same game on 2 deposits. Wager contributions apply. 3-day expiry for each reward. Note that the full T&Cs apply.

  • Easy to use interface
  • 10 bonus spins no deposit welcome bonus
  • 1,100+ slots from leading providers
  • Reputable online casino

With over 1,100 slots to offer, Leo Vegas is a great site for slot gaming. This online casino is especially good for those who are just getting started in gambling. Thanks to the amazing and user-friendly interface, even those with no prior experience in gambling can easily use Leo Vegas.

This online casino offers users several generous bonuses. Upon signing up, you will receive 10 extra spins worth £0.10 each on Book of Dead without making any deposit. The wagering requirement for the no deposit bonus is 0, which means that you can use these bonus spins as you wish.

Find the latest promos and bonuses at Leo Vegas here

4. Slots Heaven – Most Generous Bonuses of Any Slots Site in the UK

Welcome offer only for new customers. Welcome bonus: £20 min deposit, max bonus £100, wagering 40x. Game weighting applies. Betting limits: slots – £5 all other games – 10% of the bonus amount. Not available on the iOS app. Selected games only. Note that the full T&Cs apply.

  • 100% up to £100 welcome bonus
  • Unique themed website
  • Great mobile gaming experience

Slots Heaven is an 80’s themed casino website that, unsurprisingly, focuses on slots.

Slots Heaven is one of those casinos that focus on quality rather than quantity, offering over 300 high-quality slot games from leading providers.

They have a very generous 100% welcome bonus, with additional 200 bonus spins. In addition to a good selection of casino games and an amazing welcome offer, this online casino comes with many other advantages.

For example, Slots Heaven is one of the best mobile sites for slots in the UK.

Click here and explore all the latest bonuses and promotions at Slots Heaven

5. The Sun Vegas – Most Intuitive Design of Any Slots Site in the UK

New customers only. 100% deposit match up to £100. Min deposit £10. 50x Wagering applies to the bonus + deposit amount, playable on selected slots only. Wager £10 cash on any slot to receive 20 bonus spins for selected slots (20p per spin). Note that the full T&Cs apply.

  • More than 800 slots
  • Amazing and intuitive design
  • 100% first deposit match up to £300

The Sun Vegas is a very famous online casino in the UK, that has managed to become over popular over the past few years. Offering over 800 games, The Sun Vegas is constantly working towards adding new slot machines to keep users entertained.

This online gambling site comes with an amazing and intuitive design that is very easy to get around. No matter what your experience level is, you should not have an issue with using this slots site.

This online casino currently accepts 6 different payment options, which include Visa, MasterCard, PayPal, Skrill, and others.

Find the latest Sun Vegas casino bonuses and promotions here

6. BacanaPlay – Best Jackpot Slots Site in the UK

First Deposit Only. Min. deposit: £10, max. Bonus £50. Game: Book of Dead, Spin Value: £0.10. WR of 60x bonus amount and bonus spin winnings amount (only Slots count) within 30 days. Max bet is 10% (min £0.10) of the extra spin winnings and bonus amount or £5 (lowest amount applies). Note that the full T&Cs apply.

  • Exciting and entertaining jackpot slots
  • 100% welcome deposit match up to £50
  • Great mobile compatibility

By partnering up with as many as 57 game providers, BacanaPlay manages to offer users one of the most diversified game portfolios out there. In total, there are about 3,000 slot games available at this online casino, and more importantly, many of them are progressive jackpot slots, which can guarantee a lot of fun.

Apart from that, BacanaPlay manages to be one of the best mobile gambling sites in the UK for slots.

When it comes to bonuses, this online casino has some exciting offers that you might find attractive. Among them is the 100% welcome deposit match up to £50 and an additional 25 bonus spins on a famous game called Book of Dead. BacanaPlay truly has some of the best casino bonus codes out there.

Click here and find all the latest bonuses and promotions at BacanaPlay

7. Mr Spin – Best No Deposit Bonus at Any Slots Site in the UK

18+. New Players only. Up to 100% deposit match of first deposit awarded as bonus credit via lobby game. Max bonus £100. 20x wagering requirement. 30 days to claim. 7-day expiry. Min deposit £3. Withdrawal of deposit excludes players. Note that the full T&Cs apply.

  • 50 extra spins no deposit bonus
  • Quality and original slots games
  • Low initial deposit requirement

Mr Spin is one of the leading online casinos out there if you are looking for a site where you can play original games. While the total number of games might not be that much – 65 slots, to be exact – feeling bored at Mr Spin is almost impossible.

It’s quite impressive that this online casino manages to offer such diversity with a very limited number of games. It does so by ensuring to only offer users the most original and exciting slots. 

Just getting started and still not sure about what you want? No worries, Mr Spin offers you a very generous no deposit bonus: 50 extra spins upon your sign up. There also is a very generous 100% first deposit match bonus up to £100 waiting for you at Mr Spin.

Click here and discover the latest promotions and bonuses at Mr Spin

8. Grosvenor – Best Customer Service of Any Slots Site in the UK

The welcome bonus is open to all new Grosvenor Casinos customers that make an eligible first deposit online. By claiming this offer, you will no longer be eligible for any other welcome offer. In order to qualify, customers need to make their first deposit of a minimum of £20. Note that the full T&Cs apply.

  • A brick-and-mortar casino chain with an online website
  • Amazing customer service
  • 650+ slot games

It is very important for online casinos to find a way and ensure the highest comfort for their users at all times. No matter what type of help you might need, Grosvenor’s highly qualified customer support is there to help. The live chat here is available 7 days a week, from 7 AM to 10:30 PM. As for the email option, it is available 24/7.

Grosvenor is one of those casinos that has a very long and successful history in the online gambling industry, making it a very trustworthy online casino for slots in the UK.

Find the latest promotions available at Grosvenor now

9. Red Kings Casino – Best Slots Site in the UK for Fast Payouts

Only for new customers. The minimum deposit for the welcome offer is £10. The maximum bonus available is £50. The wagering requirement should be met in 30 days. Bonus spins must be used before deposited funds. Note that the full T&Cs apply.

  • Good selection of slots including new titles
  • Games offered are from top software providers
  • 100% welcome deposit match up to £50 + 15 bonus spins

Red Kings is a well-established slot site that’s been in the business since 2006. The website is very easy to use, it features an exciting gaming library and generous bonuses for both new and existing players.

With game providers such as Yggdrasil, NetEnt, Microgaming, and others, games are fun, engaging, and varied. They keep adding games, which are presented in the ‘new’ section.

Banking at Red Kings is a breeze – both deposits and withdrawals are processed in a timely manner, depending on the payment option used. There are a total of five payment options supported by this online casino, such as PayPal, Trustly, Visa, MasterCard, and Wire Transfer.

Click here to find the latest bonuses available at Red Kings Casino

10. – Best Slots Sites in the UK for Mobile Gaming

New customers only. The minimum deposit is £20. Maximum bonus £100. Wager 40x before withdrawing. Game weighting applies. ID must be verified prior to participation. Note that the full T&Cs apply.

  • Mobile gambling app
  • Good slots selection with 1,350+ games
  • 14 payment options supported probably has one of the most prized website domains in history. Do they stack up to their name? We think they do. 

The game variety is not an issue here, as offers over 1,350 slot games from leading providers in the industry. Just getting started? Then don’t forget to activate the very generous 100% first deposit match bonus up to £100 with additional 200 bonus spins.

Want to gamble on the go? No worries, the amazing mobile gambling application is there for you to play from wherever you want to.

Click here and explore over 1,350 slot games and the latest bonuses offered by

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Runners-Up to the Top UK Online Slots Sites

11. Genesis

  • Amazing game selection
  • Good for mobile gambling
  • Not many payment methods

12. Mansion

  • Long history in the industry
  • 1,100+ slots available
  • Great customer service

13. Casino Joy

  • 15 payment options supported
  • More than 1,400+ slot games
  • Great user interface

14. Casino Lab

  • Intuitive website
  • Generous welcome offer
  • Great for mobile gaming

15. Dr Slot

  • Android and iOS apps
  • Limited number of games
  • 7 payment options supported

16. Casoola

  • 1,600+ slots from leading providers
  • 15 payment methods supported
  • Great customer support team

17. Kassu

  • Generous bonuses
  • Games from leading providers
  • Great mobile gaming experience

18. BonusBoss

  • All games are from IGT
  • Generous bonuses
  • Limited number of games

19. Spela

  • 15 payment options supported
  • More than 1,600 slot games
  • Intuitive website

20. Casino Cruise

  • 1,650+ games from leading providers
  • Intuitive website
  • Great for mobile gambling

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Ranking Methodology for the Best Slots Sites in the UK

Games Variety:

One of the most important factors we kept in mind when looking for the best online slots sites in the UK was the game variety. We chose online casinos that focus on both the quantity and the quality of the games offered.


We analyse not only the offers themselves but also the terms and conditions associated with these bonuses to ensure fairness.


Safety is one of the most important factors in our ranking methodology. Our list includes only the safest and most secure online casinos that are licensed and follow the strictest regulatory guidelines.

User Experience:

The best online slots should be fun, easy to use, and user-oriented. We took a look at the website and how information was distributed on different pages.

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Best Slots Sites in the UK – FAQ

How Do I Find the Best Slots Site in the UK for Me?

First of all, it is very important to understand what you are looking for and what your interests are. All the online casinos on our list are highly safe and secure, offering gamblers a variety of games and generous promotions.

What Are the Wagering Requirements on These Slots Websites?

The wagering requirements vary by online casinos and the bonuses as well. Most of these top UK slots sites have wagering requirements that go from 20x to 50x. There are notable exceptions, such as PlayOJO, where there is no wagering requirement at all.

Are These Online Slots Difficult To Use?

Not at all. Most of the sites offer clean interfaces, with big buttons and easy-to-find sections.

Even the most convoluted casino sites have obvious and user-friendly menus to get to the slots quickly.

Are Slots the Same When Playing on My Mobile Phone?

In many cases, yes. Most games are developed, taking into consideration that players also want to play on the go. Those games are exactly the same whether you’re playing on your tablet, phone or computer.

Top 5 Slots Sites in the UK: Brief Comparison

  • PlayOJO: About 3,000 slots available, 50 extra spins welcome bonus, games from 55 providers; overall score 99%. Note that the full T&Cs apply.
  • Magic Red: About 1,200 slots available, 100% first deposit bonus up to £25, games from 52 providers; overall score 97%. Note that the full T&Cs apply.
  • Leo Vegas: 1,100 slots available, 10 extra spins no deposit bonus, games from 31 providers; overall score 96%. Note that the full T&Cs apply.
  • Slots Heaven: Over 300 slots available, 100% first deposit match with 200 bonus spins, games from 8 providers; overall score 94%. Note that the full T&Cs apply.
  • The Sun Vegas: 800+ slots available, a 100% first deposit match up to £300, games from 25 providers; overall score 91%. Note that the full T&Cs apply.

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Getting Started at the Best UK Slots Sites: Three Steps

To help you get started, we will show you an example of signing up at PlayOJO as this casino is our top pick. This process should be very similar at other casinos on our list as well.

1. Open Your Account

Opening an account should not be an issue at all. All you have to do is to visit the PlayOJO website. Here, click the yellow Join Now button and provide general information about yourself. This includes your name, last name, date of birth, etc.

After doing so, you will be required to verify your mobile number and account before you are able to make your first deposit.

2. Make Deposit & Activate Bonus

Now that your account is active, you can make your deposit and activate the offer that you like.

3. Find Your Favourite Slots and Start Gambling

This is it! You have successfully opened your account. All you have to do now is to find your favourite games and start gambling

So, Did You Find the Best Slots Sites in the UK For You?

After a detailed overview of the best online gambling sites for slots in the UK, we have managed to find that PlayOJO is the best option due to many different reasons. 

Not only does this online casino offer generous bonuses and promotions to its users, but also has many games that can ensure you have the most fun. 

In general, all the slots sites on our list are safe and secure online casinos with a lot to offer. So, choose your favourite, and don’t forget to gamble responsibly.


DISCLAIMER: We would like to emphasise that gambling is risky and should not be used to resolve financial difficulties. The saying “the house always wins” is worth keeping in mind.

If you or someone you know has a gambling problem, we firmly advise you to call the National Gaming Helpline at 0808-8020-133 to speak with an expert about getting assistance and making gambling safer for you or your friends and loved ones. Remember that all gaming websites and instructions are intended for people aged 18 and above.

Some of the casino sites featured on our site may not be available in your location. Check your local regulations to see if internet gambling is permitted in your area. We share unbiased and reader-supported reviews; although we can get commissions for casinos featured in our site guides, that does not impact our ranking approach. We often endorse sites that we feel give the best pleasurable gaming experience.

Check out the following organisations for free gambling addiction resources: