The best casino bonuses in the UK 💰

Compare the latest online casino welcome offers and quickly find the best ones for you.

Discover why these three bonuses are top of our list this June, and where they fall short.

1

Expert Rating

4.0/5

Grosvenor Casino - Rare live casino bonus

The Vic rewards your first deposit of £20 with a £20 bonus that can be used on all its live casino games - something most UK casinos don't allow. It also has daily free spins offers and a loyalty programme. You earn points by playing any of its games, which you can exchange for free spins or cash prizes.

Bonus

Play with £40 when you deposit £20

T&Cs Apply

Pros

• 50+ live dealer games
• Below average 30x wagering

Cons

• Only 5 payment methods

Payout Percentage97.60%

Payout Days1-3 days

Year Established2007

Banking Options +8+8

More detailsVisit Site

2435new players thismonth

Grosvenor Casino Full Review

Overall rating 4.0/5

Bonuses 3/5

Games 4.5/5

Security 4/5

Service 4/5

Mobile 5/5

2

Expert Rating

4.8/5

Casumo - Daily bonuses & exclusive seasonal offers

When testing Casumo, I found more ongoing promotions than the majority of UK sites (6) - including daily free spins offers and seasonal reload bonuses. Also, I unlocked 100 extra free spins when participating in its Umoboard promotion (a slots tournament).

Bonus

50% Deposit Match up to £100

T&Cs Apply

Pros

• Daily free spins offers - improve your chances of winning
• Sends you exclusive bonuses tailored to your play style

Cons

• Only matches 50% of deposit - rival sites match 100%

Payout Percentage98.17%

Payout Days0-3 days

Year Established2012

Banking Options +6+6

Read Casumo ReviewVisit Site

2194new players thismonth

3

Expert Rating

4.1/5

Luna - Daily bonuses, including rare cashback offers

Luna Casino rewards your first deposit with bonus cash and free spins - a type of promotion now only available at 10% of top UK casinos. It also has daily promotions (Daily Picks), including free spins, reload bonuses, and cashback offers that give you a percentage of your losses back - a rare find.

Bonus

£50 + 50 Free Spins

T&Cs Apply

Pros

• Daily offers - claim free spins and reload bonuses
• Bonus has no max win limit - many UK sites cap winnings at £100

Cons

• Free spins winnings have 10x wagering - making it more challenging to cash out

Payout Percentage98.11%

Payout Days1-2 days

Year Established2016

Banking Options +5+5

More detailsVisit Site

1927new players thismonth

Luna Full Review

Overall rating 4.1/5

Bonuses 3.4/5

Games 4.8/5

Security 4.5/5

Service 3/5

Mobile 4.9/5

We don’t list every big offer we find. Our expert team reviews each UK casino bonus using a thorough 25-step review process to discover whether it’s genuinely worth claiming. Here are some of the key areas we assess:

• Real bonus value

  Our team rates bonuses based on real value. The best offers give you a fair mix of bonus cash and free spins, low wagering requirements (10x or lower), and clear terms. We also check maximum win caps, time limits, and whether your bonus can be used on a wide range of games by top providers.

  💡 Expert pick: Looking for a mix of free spins and bonus cash? 247Bet gives you a 100% match up to £247 plus 100 free spins and a free scratchcard.

  
• Wagering contribution

  Not all games count equally towards wagering. UK casinos often limit which games you can play with bonus funds – or how much each game contributes to clearing the wagering requirement. We only recommend sites that let you use your bonus on a wide range of top slots that contribute fully to give you the best shot at turning bonus funds into real cash.

  
• Withdrawal process

  Trying to make a withdrawal only to have it held up is frustrating. That’s why we favour casinos with average payout times under 24 hours. We also only approve sites that support trusted UK payment methods like debit cards, PayPal, and Apple Pay, all of which use strong encryption to keep your details secure.

  💡 Expert pick: Grand Ivy Casino processed our withdrawals in under 3 hours in our latest tests.

  
• Ongoing rewards

  A one-off welcome bonus is fine, but we look for casinos that continue to reward loyal players. Weekly spin offers, reload deals, and loyalty perks all help a casino climb our ratings, as they help extend your play time, give you better chances of winning and let you try new games with limited risk.

  💡 Expert pick: Casumo has four ongoing promotions for existing players (one of the most generous in the UK), including a daily free spins offer.

  
• Easy to claim

  We only recommend bonuses that are easy to claim and available to most players. That means a low minimum deposit (ideally £20 or less) and a simple activation process. If you have to jump through lots of hoops to claim it, it doesn’t make the list. A good example is the Midnite Casino welcome offer: you only need to complete its quick sign-up process and make a £20 deposit to unlock 100 free spins with no wagering.

  💡Expert tip: Sometimes a casino will ask you to complete a KYC (Know Your Customer) check when claiming a bonus – this is standard practice. To avoid unnecessary delays, ensure you have valid identification and proof of address ready when signing up.

  
• Mobile compatibility

  Claiming and using bonuses should be just as easy on mobile. We test how well you can claim, play, and cash out using your phone or tablet. Only casinos with fast-loading games, smooth navigation, and simple banking processes get our approval.

  💡 Expert tip: One of the best mobile casinos in the UK is Betway. It has an app rated 4.5/5 on Google Play and 4.7/5 on the Apple App Store and a user-friendly mobile site that works smoothly in both portrait and landscape modes.

  
• Overall rating

  Plenty of licensed casinos offer generous bonuses, but that doesn’t mean they’ll make our list. If a platform fails in one key area – whether that’s poor mobile design, unclear terms, or weak support – we don’t recommend it. We score bonuses based on the full player experience, ensuring that every offer we list comes from a site that delivers on all fronts – from signing up to cashing out.

  

Before you claim any casino bonus, it pays to read the small print. Use this quick checklist to spot the offers that are actually worth your time.

UK casino bonuses come in all shapes and sizes – each with its own rewards and rules. Scroll down to learn everything you need to know before claiming.

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  First deposit bonuses

  Also known as a deposit match bonus, this type of offer gives you extra cash based on how much you deposit. Usually, a casino matches your first payment by 100%. For example, when you join 247Bet and deposit £20, you’ll get an extra £20 to spend.

• 

  Free spins bonuses

  Free spins bonuses give you a number of spins, ranging from 5 to 150, on either one or selected games by a certain provider like NetEnt (creator of Starburst). Winnings are usually paid as bonus cash, which means you’ll need to meet wagering requirements before you can withdraw. However, a few casinos offer free spins with no wagering, so you can withdraw what you win straight away.

  💡 Expert tip: Midnite and Betway give you free spins with no max win cap and 0x wagering – meaning what you win is yours to keep.

  Check out our list of the best free spins bonuses
• 

  No deposit bonuses

  As the name suggests, no deposit free spins let you try a slot game without spending a penny. Only a few sites, such as Aladdin Slots, still offer them. Before claiming, be aware that they have 10x wagering requirements, a low max win limit, and typically offer only 5 to 10 free spins.

  💡 Expert opinion: As the spin count is low and the wagering requirements of these promos are high, your chances of winning real cash are slim.

  View the latest no deposit bonuses
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  Cashback bonuses

  Cashback bonuses return a percentage of your net losses over a day or week. The terms of these deals vary: sometimes the cashback is paid in real cash or bonus funds that have wagering requirements.

  💡 Expert insight: Want a solid cashback bonus? All British Casino offers 10% cashback with no wagering, meaning you can cash it out immediately.

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  Reload Bonuses

  Online gambling sites offer reload bonuses to players who have already made at least one deposit. Online casinos usually give you a 50% reload bonus, so if you make a payment of £50, you'll receive an extra £25 in your account.

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  Refer a friend bonuses

  Some online casinos provide a referral link or code that rewards both you and your friend if they sign up and make a deposit. Most gambling sites give you bonus cash, free spins on slots, or free sports bets.

  📷 Our favourite: Virgin Games rewards you with a £20 bonus when your referral deposits £10 or more and bets a minimum of £50 on its games.

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  Game specific promotions

  Game-specific promotions offer free spins or bonus money to use on a particular game. Gambling sites use these promotions to promote a new release or addition to their lobbies.

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  Mobile casino bonuses

  Mobile casino bonuses are rewards designed for players who gamble using their mobile devices, such as phones or tablets. These offers often include free spins or bonus cash for downloading a casino app or playing on mobile.

  View our list of the best mobile casinos for bonuses from trusted providers
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  Monthly, weekly or daily promotions

  To keep you from playing at other sites, some casinos have bonuses available on a daily, weekly, or monthly basis. Again, these come in all shapes and sizes – from free spins to deposit match offers. For example, Casumo Casino gives away free spins every day, and Coral Casino enters you into a monthly prize draw for a chance to win real cash prizes.

Although claiming bonuses can give you extra chances to win, gambling should always be seen as entertainment – not a way to make money. Set limits, stick to your budget, and only ever play with what you can afford to lose. If you're struggling to stay in control, avoid claiming casino bonuses and contact professional support services below for free, confidential help.