🎰 Slot Sites UK | Best & New Online Slot Sites [May 2025]

Below is a summary of why each of these best betting sites has been rated highly. Visit the individual bookmaker review pages for each bookie's full review and to read the thoughts of the OLBG members or visit the free bets page for info on the latest bookmaker offers.

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

1. MIDNITE

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

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.

3. PUB CASINO

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

4. MAGIC RED

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

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

6. BetMGM

On site for over a year now BetMGM has a huge casino with tons of slots games to choose from

7. Betway

Betway Casino stands out in our expert reviews for its vast selection of the latest online slots. Registered customers enjoy numerous promotions, enhancing their gaming experience.

8. Casino Kings

Casino Kings offers a broad range of casino games, including over 4,000 slots, table games, jackpots, and live casino options. Check back later for a full review from our experts

9. Coral

One of the UK biggest retail gambling brands has a superb range of online slots to choose from

10. bet365

Bet365 Casino, launched in 2000 by Hillside Media, delivers an exceptional online gaming experience with a vast selection of slots. Enjoy instant withdrawals and a dedicated app.

Top rated slot sites by OLBG Users

You can see the best rated bslot sites in the UK from ratings collected at OLBG by sorting the table above by rating. Members of OLBG have been reviewing the best online slot sites for years. Who better to ask which the best online slot websites are, than those who use them day in day out? 

Our members have tried and tested many uk slot sites over the years and here they share with you their honest thoughts. Each time we add a new online slot operator to OLBG we ask our users to try it out and review it. This personal experience of playing at slot sites is valuable. We have highlighted some of these real user reviews in the content on this page as we feel that their feedback is really useful in helping you to choose your new slot games account.

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

Todays' New Slots Sites News -

Chris Taylor updates online slots content weekly and provides expert insights on newsworthy topics for accurate, current information.

New This Week

Kachingo and BetWright Casino are now on site, and I have to personally make a recommendation for Betwright. The sign up process is easy, the customer service beyond good and withdrawals absolutely instant when docs are uploaded. Honestly one of my best slot site experiences to date.

- Chris Taylor, The King of Slots

New Slot Site Reviews

At OLBG, I've overseen the listing of 100+ new slot sites chosen after rigorous evaluation by our expert team led by Commercial Manager Sam Darkens. We feature only those meeting our high standards, ensuring quality and reliability in the rapidly evolving UK market.

New UK Slot Sites 2025

Here are all the slot sites that have been reviewed and added to the site this year

We recommend that if you are looking for a new slot site to open you consider the following factors. How do you determine if your next new online slots site is

• Trustworthy 
• Reliable 
• Low Risk 
• Reputable 
• Player Friendly With Their Terms and Conditions 
• Everything Else You Want!

With each new online slot site we review, we go through each of these areas in detail as we form our review. 

🔒 Trustworthy 

There are hundreds of slot sites licensed to operate in the UK. We only list UK licensed slot sites to UK traffic on this site and if you live in the UK we would advise that you don't bet with any slots sites which aren't licensed here. 

Non licensed slot sites may not adhere to the strict regulations laid down by the Gambling Commission and you may have trouble if you ever have a dispute with them.  We list the main ones on this page and you can check if slot sites hold a license at the Gambling Commission website.

✅ Reliable 

We don't list every licensed UK slot site on this page. Some we don't consider to be trustworthy and reliable. This could be for a number of reasons including failing to pay what is owed, changing terms and conditions, having a poor record of customer service. 

We prefer to list slot sites along with the poor reviews, where we have seen that customers have had bad experiences. However, sometimes the slot sites are so poor in terms of trust that we don’t list them at all. 

🟢 Low Risk 

There are many new online slot sites, some very small companies investing in growing a business in the UK. There are risks betting with small companies as they could potentially come into cash flow problems. However, if they are registered with the UK Gambling Commission, there will be certain criteria they need to meet to ensure that they can pay out their customers. The risk is lower with larger, more established companies.

Whilst some slot sites on this page may not be well-known in the UK, they may be long-established global businesses. Our reviews will tell you more.

Whilst we have to mention it as a risk, it is very rare for slot sites to close and not honour wins. Recent closures of any slot sites have typically been where other operators have bought them out. Typically with these slot sites, balances have been returned to customers in. satisfactory manner.

🌟 Reputable

The best way to see this is from user experience. This is why we have collected over 500 user reviews across the different UK slot sites sites from the members here at OLBG. Read their experiences and how they rate each of the slot sites before deciding if you will open a new account. Our users will often talk about their experiences with customer services and how any issues they had were dealt with.

👥 Player Friendly With Their Terms and Conditions

We have spent hundreds of hours trawling through terms and conditions, withdrawal policies, depositing terms, and so on for each of the slot sites we list so that we can provide you with all the details. Some do make charges for certain withdrawals.

Some hit you with charges for not using your account (be careful here as some conditions can eventually clean out your funds if left for 6 months +). We don't want to scare you, as most of the slot sites we list have fair terms and conditions and don't deviate too far from what would be industry standards. However, there are a few to watch out for.

Our users may well have highlighted any in their reviews, or our researchers will have found some in their hours of painstaking research. As part of our process, we also look at other review sites such as Trustpilot to identify any areas where customers aren’t happy with their provider. Of course, this also helps us see positives and reasons why you may want to consider gambling with the slot site being reviewed.

Check our slot site reviews before opening your next account to see if there are any terms and conditions, a good range of payment methods, charges, or withdrawal policies which you should look out for. If you have found something we haven’t highlighted, then please let us know by adding a review. You can join OLBG for free if you aren’t yet a member and review all the slot sites listed here.

Everything else you want?

Think about what you want from your slot site and read the reviews to find users who have found that. Ask yourself, why would I open an account with this site AND play with them regularly? That is the key. 

This page and the accompanying detailed guides are packed full of information to help you to find the best slot site site for your needs. Opening lots of accounts and trying them out is an alternative to reading our guides and we are aware that some people may wish to do this and take advantage of the welcome offers available. 

Most slot sites provide a welcome offer when you register an account with them. This is often referred to as a free spins or a welcome offer. We discuss these in more detail on our free spins page but for your convenience here are some of the slot sites offers available now. 

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

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.
#ad. 18+, gambleaware.org, T&Cs Apply

£100 Bonus + 100 Free Spins

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.
#ad. 18+, gambleaware.org, T&Cs Apply

Get 100 Free Spins on Big Bass Splash

SEE OFFER

New cust only. Opt in & deposit £10 in 7 days & wager 1x in 7 days on any casino game for 100 Free Spins. Wagering contributions vary. Free Spins worth 10p each on Big Bass Splash. 3 day expiry. T&Cs apply.
#ad. 18+, gambleaware.org, T&Cs Apply

Bet £20 Get 100 Free Spins

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
#ad. 18+, gambleaware.org, T&Cs Apply

Get 20 free spins when you deposit £10

SEE OFFER

Full T&Cs apply. New successfully registered customers only. Opt in using the promo code ‘bigbassfreespins' and make a minimum deposit of £10. Deposit a minimum of £10 and receive 20 free spins on Big Bass Splash. The 20 Free spins will be added by 23:59 the day after qualification. 18+
#ad. 18+, gambleaware.org, T&Cs Apply

Make sure you are familiar with the terms and conditions when you register with an online slot site. Here is a selection of questions you should consider when looking through online slot site terms and conditions and particularly when assessing the customer offers available.

• Minimum deposit requirements.
• Deposit and withdrawal methods accepted.
• Options for withdrawals.
• Are fees charged to deposits on slots accounts?
• Are fees charged to withdrawals from slots accounts?
• Minimum bet amount taken.
• Maximum winnings allowed.
• Rules for the individual slot you play, especially rules for when there are software issues.
• 
  

Many factors went into deciding the best slot sites in the UK. This section dives into each consideration you may be specifically looking for.

Range of Slots

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

Exclusive slots can be found on many slot sites today

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.

Slot Site Themes

Which is your favourite theme for a slot game?

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. 

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.

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.

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.