Best UK Online Casinos
With countless numbers of online casinos out there, players are spoiled for choice. But we are looking for the best of the best.
Best Online Casinos in the UK (May 2025)
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New cust only. Opt in & deposit £10+ in 7 days & wager 1x in 7 days on any eligible casino game (excluding live casino and table games) for 50 Free Spins. Wagering contributions vary. Free Spins worth 10p each on Big Bass Splash. 3 day expiry. T&Cs apply. 18+ BeGambleAware.org.
No Deposit Offer: New players with valid mobile number only • Claim in 48 hrs • 14 day expiry • Valid for selected games • Pre-1st deposit only: FS voucher winnings is uncapped, bonus wins & max redeemable amount for non-funded players capped at £100, excl. JP wins • Wager Bonus x1 - req. contributions vary by game • Bonus expires in 90 days • Deposit Offer: 1st time depositor at 888casino only • £20 min deposit • Claim in 48 hrs • Valid for selected games • Bonus wins capped at £500, excl. JP wins • Pre-1st deposit only: Bonus wins & max redeemable amount capped at £100, excl. JP wins • 30x wagering – req. vary by game • Bonus expires in 90 days • Payment method & country restrictions apply. Full T&Cs apply . 18+. www.BeGambleAware.org. New players only.
Welcome bonus for new players only. Maximum bonus is 100% up to £100. Min. deposit is £20. No max cash out. Wagering is 35x bonus. Maximum bet with an active bonus is £5. Eligibility is restricted for suspected abuse. Cashback is cash with no restrictions. Skrill & Neteller deposits excluded. Cashback applies to deposits where no bonus is included. Full T&C apply. 18+ www.BeGambleAware.org. New Players only.
New players only. Min. deposit: £10. In order to receive the maximum of £ 200 bonus, you will need to wager an amount equal to 35 times the value of your first initial deposit within 60 calendar days from the date on which the Welcome Bonus option has been activated under the 'My Bonuses' section of your account. Full T&Cs Apply. +18. Play responsibly. www.BeGambleAware.org.
20 Free Spins credited upon your first £10 deposit on Book of Dead slot only, valued at 10p per spin. Free Spins must be used within 48 hours of qualifying. All winnings are uncapped and credited to your real money balance. Full T&Cs apply. 18+. www.BeGambleAware.org. New players only.
New players only | No restrictions while playing with cash | Min. refund bonus is £10 | Wagering on bonus is 60x | Bonus based on 1st deposit lost | Max bet with bonus is £5 | Skrill and Neteller excluded | Full T&Cs apply 18+. www.BeGambleAware.org. New players only.
#Ad • 18+ • 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. • www.begambleaware.org
Bonus spins on Book of Dead (30 spins on day 1, 10 on day 2 and 10 on day 3). Min. first deposit £10. Max bonus £50. Max bonus cash-out £250. Wagering requirement of 40x. Bonus expiry 30 days. Free spins expiry 2 days. Game restrictions apply. Full T&Cs apply. 18+. www.BeGambleAware.org. New players only.
New Customers Only. Min Deposit and Max Bonus apply. Playable on selected games. Wagering requirements apply. Max win £2000. T&Cs apply. 18+. www.BeGambleAware.org.
18+. New players only. Min. deposit: £20. 100 spins require 3 deposits. Min second and third deposit £20. Spins and bonus wagering x35. Spins expire after 24 hours. Full T&Cs apply. www.BeGambleAware.org
New players only. | ‘Free Spins’ refers to spins on regular slot games. | The Welcome offer: You will receive a FREE spin of the ‘Mega Reel’ when you make your first deposit. Prizes vary, ranging from Free Spins to Amazon Vouchers. | By agreeing to these terms and conditions, you acknowledge that the ‘Mega Reel’ is a game of chance and that winning a prize is NOT guaranteed. | Full T&Cs Apply. | 18+. www.BeGambleAware.org. New players only.
No Deposit Offer: New players with valid mobile number only • Claim in 48 hrs • 14 day expiry • Valid for selected games • Pre-1st deposit only: FS voucher winnings is uncapped, bonus wins & max redeemable amount for non-funded players capped at £100, excl. JP wins • Wager Bonus x1 - req. contributions vary by game • Bonus expires in 90 days • Deposit Offer: 1st time depositor at 888casino only • £20 min deposit • Claim in 48 hrs • Valid for selected games • Bonus wins capped at £500, excl. JP wins • Pre-1st deposit only: Bonus wins & max redeemable amount capped at £100, excl. JP wins • 30x wagering – req. vary by game • Bonus expires in 90 days • Payment method & country restrictions apply. Full T&Cs apply . 18+. www.BeGambleAware.org. New players only.
- New Players only.
- No Deposit Required, valid debit card verification required.
- Max bonus conversion to real funds equal to £50
- Free Spins on slots can only be played on specific games – chosen by the company. The games on which free spins can be claimed will be included within the specific marketing material for the offer.
18+. www.BeGambleAware.org.
No Deposit Offer: New players with valid mobile number only • Claim in 48 hrs • 14 day expiry • Valid for selected games • Pre-1st deposit only: FS voucher winnings is uncapped, bonus wins & max redeemable amount for non-funded players capped at £100, excl. JP wins • Wager Bonus x1 - req. contributions vary by game • Bonus expires in 90 days • Deposit Offer: 1st time depositor at 888casino only • £20 min deposit • Claim in 48 hrs • Valid for selected games • Bonus wins capped at £500, excl. JP wins • Pre-1st deposit only: Bonus wins & max redeemable amount capped at £100, excl. JP wins • 30x wagering – req. vary by game • Bonus expires in 90 days • Payment method & country restrictions apply. Full T&Cs apply . 18+. www.BeGambleAware.org. New players only.
No Deposit Offer: New players with valid mobile number only • Claim in 48 hrs • 14 day expiry • Valid for selected games • Pre-1st deposit only: FS voucher winnings is uncapped, bonus wins & max redeemable amount for non-funded players capped at £100, excl. JP wins • Wager Bonus x1 - req. contributions vary by game • Bonus expires in 90 days • Deposit Offer: 1st time depositor at 888casino only • £20 min deposit • Claim in 48 hrs • Valid for selected games • Bonus wins capped at £500, excl. JP wins • Pre-1st deposit only: Bonus wins & max redeemable amount capped at £100, excl. JP wins • 30x wagering – req. vary by game • Bonus expires in 90 days • Payment method & country restrictions apply. Full T&Cs apply . 18+. www.BeGambleAware.org. New players only.
Min. deposit £20. Max. bonus bet is £5. Bonus spins on selected games only and must be used within 72 hours. Winnings from Bonus spins credited as bonus funds and capped at £100. Bonus funds expire in 30 days, unused bonus funds will be removed. Welcome Offer is 100% match up to £200 plus 50 bonus spins on your 1st deposit, 50% match up to £50 on your 2nd deposit. Bonus funds are separate to Cash funds, and are subject to 35x wagering the total bonus & cash. Full T&Cs apply. 18+. www.BeGambleAware.org. New players only.
19+. Play Responsibly. Full T&Cs apply.
Welcome Bonus for new players only. Maximum bonus is 100% up to £10. Min deposit £10. No max cash out. Wagering is 50x bonus. Maximum bet while playing with a bonus is £5. Eligibility is restricted for a suspected abuse. Skrill and Neteller deposits excluded. Full T&C apply. 18+. www.BeGambleAware.org. New players only.
‘Free Spins’ refers to spins on regular slot games. | The Welcome offer: You will receive a FREE spin of the ‘Mega Reel’ when you make your first deposit. | Prizes vary, ranging from Free Spins to Amazon Vouchers. By agreeing to these terms and conditions, you acknowledge that the ‘Mega Reel’ is a game of chance and that winning a prize is NOT guaranteed. | Full T&Cs apply | 18+. www.BeGambleAware.org. New players only.
New Players Only. Wager from real balance first. 50X wager the bonus. Contribution varies per game. Selected games only. Wager calculated on bonus bets only. Bonus valid 30 days. Free Spins valid 7days from receipt. Max conversion: 3x the bonus amount or from free spins: £20. Full T&Cs apply. 18+. www.BeGambleAware.org.
Finding the Best Casino for You
Some online casino players will prefer live play, while some seek out the biggest bonuses. The key is that you find the casino which is just the right fit for you - and that’s where we come in handy.
In order to find your perfect online casino, you can search for certain features. Using our advanced sorting system, you can filter casinos via bonus types, payment methods, casino types, and more.
Best Online Casino Bonuses Uncovered
If you’re in the market for a high-quality casino bonus, we’ve got your back. Many players looking for a new casino will base their decision largely, or sometimes entirely, on the bonuses it has to offer. This means online casino bonuses are incredibly important to players. But which bonus is right for you? Here are a few of the most popular online casino bonuses:
No deposit bonus: One of the most sought-after bonuses, where you receive free spins or bets.
Deposit bonus: Make a deposit and the casino will top it up with bonus funds.
Free spins: Hit the reels for free and you could win real money.
What we Look for with Slots and Table Games
Games are the bread and butter of all the best casinos online. Some casinos focus on just one software provider, while others cram in as many titles as they can. There’s a huge amount of variance when it comes to live casino games in particular.
We look at the quality and quantity of games at an online casino and sum up the best and worst bits. Exclusive titles, high-quality games and reward schemes which boost the value of your time on the site all earn extra marks. If there are any weak points, like not having many live casino tables or no free-play option, we’ll point this out straight away.
Deposit and Withdrawal Methods at Online Casinos
As far as we’re concerned, you should never be charged a fee for depositing or withdrawing at an online casino. Choosing the right online casino with a wide range of payment methods will massively help with this.
When we review the best casinos online, we factor in payment methods specific to the UK. Some online reviews will give you a blanket overview. With us, you’ll know exactly what you can and can’t do.
We also include key details on timeframes and other relevant factors, so you know how fast your casino payout will land in your account.
Experience Mobile Gaming Like Never Before
Like many of you, we often play online casinos on mobile, and so many of our casino reviews are from the perspective of a mobile gamer. We do explore the desktop version too - and if they have an app - we always download this to see how it performs. Mobile app gameplay and playing through your mobile browser are two different experiences, and that’s something which is overlooked in too many online casino reviews. So, if you’re big on mobile casinos, you’re in the right place.
Big Brands and Hidden Gems: The Choice is Yours
This comes back to what we mentioned earlier in our online casinos guide about how each person has their own preference. Do you prefer online casinos with all the big hitters like Microgaming, NetEnt, Starburst, Gonzo’s Quest, Mega Moolah, or are you more of an off-the-beaten-path hipster who has a penchant for Aviator and crypto-exclusive casino games?
Two completely different options, and both just as valid as the other. It’s all about what you prefer. You’ll find plenty of variety in our online casino reviews and we always approach them with this in mind, knowing there are different preferences for different folks. Whatever you’re into, we’ll have reviewed an online casino you love.
How we Review the Best Online Casinos
Our objective review criteria is based on advice from our highly-experienced team with decades of experience in the casino industry. First, we focus on the facts. Is it licensed? How long has it been established? What is the precise quantity of slots? How many software providers are there? Next, we look at moving parts. What are the latest bonuses? How does it fit into what’s currently cool in casino gaming?
Finally, we do the most important bit, which is playing and testing the casino product. There’s no substitute for hands-on experience. Our game testers and reviewers sign up from scratch and play games with funded accounts to provide authentic feedback.
Playing Responsibly at the Best Online Casinos
Your safety and security is our number one concern with no exceptions. We will never recommend or even review a casino which isn’t 100% safe and trustworthy. That means it’s fully licensed, and that we have found no dirt when doing a deep dig on the company’s background.
The casinos’ attitudes matter, too. We prefer sites that put responsible gambling front and centre, with the option for players to keep their habits in check and seek help if needed. Deposit limits, caps on playing times, and links to problem gambling authorities are all good signs.
That’s also something we can help with. Although we’re here to show you the best online casinos, we only want you to do so while staying safe. Check out our responsible gambling page to make sure you’re on the right track.
Frequently Asked Questions
There are many factors to consider when looking for the best online casinos. This includes game selection, bonuses, company history and more. Check out our recommendations to experience some top-quality casinos.
Yes, it is 100% legal to place real-money wagers at casinos. If you want to sign up to one of the best online casinos in the UK, read our guide for our top recommendations.
The simplest answer is: right here in our online casino guide! There’s no one-size-fits-all best casino, but we have explored thousands of online casinos and can point you in the direction of the very best ones.
Your perfect casino will include the features which you like the most. This might mean lots of games, bonuses, exclusive titles, live casino games, or a VIP program. View our recommendations in our online casino guide.