Best UK Online Casino Bonus Site

At NewCasinoBonusesUK you can choose from the most popular types of casino bonuses at licensed and trusted online casino sites in the UK.

We are an authority website on new casino bonuses in the United Kingdom and our team of casino experts provide guides to the latest casino promotions and casino offers.

  • Over 100+ casino reviews!
  • Over 250+ casino promotions!
  • Over 1000+ free spins!

Check out casino bonus offers from the most trusted UK Casinos here.

December 2023: Top 3 Online Casino Bonuses

JeffBet Casino

jeffbet casino

20 Wager Free Spins

18+ New Players Only. T&C's Apply

Winners Magic

winners magic

25 Free Spins

18+ New Players Only. T&C's Apply

Monster Casino


100 Free Spins

18+ New Players Only. T&C's Apply

Online Casino Bonuses in the UK

Online casino bonuses have become a popular way for online gambling sites to attract and retain players. With the large number of online casinos available in the UK, it can be challenging to choose which one to play at. The sheer number of bonuses and promotions available can also make it challenging to determine which ones are worth taking advantage of.

This is where NewCasinoBonusesUK comes in - with our website dedicated to providing you with up-to-date information on the latest online casino bonuses, you will never need to use another casino bonus site!

How We Choose Online Casino Bonuses

At NewCasinoBonuses, we have a team of expert casino writers who are dedicated to researching and reviewing online casinos and online casino bonuses.

When choosing which casino promotions to feature on our website, we consider a variety of factors.

  • Firstly, we look at the value of the bonus - the bonus must offer players a significant value for their money.
  • Secondly, we consider the wagering requirements - wagering requirements are the number of times a player must wager the bonus amount before they can withdraw any winnings.
  • Lastly, we look at a number of other factors, including how easy it is to claim the offer, certain special requirements, maximum win allowance, game restrictions, the overall trust score of the site, and many more considerations.

Only when a casino promotion scores high in all these areas do we list it here on NewCasinoBonusesUK.

How We Rate Online Casino Bonuses

Once we have chosen which online casino bonuses to feature on our website, we rate them using a 5-star system and the best get featurd in our highest rated casino section.

The rating system takes into account the bonus value, wagering requirements, and the reputation of the online casino. A bonus that offers excellent value, has fair wagering requirements, and is from a reputable online casino will receive a 5-star rating. Bonuses that fall short in one or more of these categories will receive a lower rating.

We believe that providing a rating system allows you, the player, to quickly determine which bonuses are worth claiming.

Using NewCasinoBonuses.UK to Find Casino Bonuses

Using NewCasinoBonusesUK to find online casino bonuses has several benefits.

  • Firstly, our website is updated daily, so players can be sure they are getting the latest information on casino bonuses and promotions.
  • Secondly, our team of expert casino writers provides in-depth reviews and guides to help players choose which bonuses are worth claiming.
  • Lastly, our 5-star rating system allows players to quickly determine which bonuses are the best value for their money.

By coming directly to NewCasinoBonuses.UK, you can save time and find every new casino offer available at online casinos in Great Britain.

Conquer Casino 100% Bonus & 10 Free Spins


Conquer Casino is a highly rated online casino offering a 100% match bonus and 10 free spins to new customers who create an account using the links and instructions we provide on this page.

Take up the challenge to Conquer Casino and get yourself a 100% match bonus and 10 free spins on StarBurst video slot when you join this highly rated Progress Play powered online casino.

£100 Bonus at Conquer Casino
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 7 days from receipt. Max conversion: 3x the bonus amount or from free spins: £20. Withdrawal requests voids all active/pending bonuses. Excluded Skrill deposits. more about this casino..

Amber Spins £10 Bonus & 10 Free Spins


Amber Spins Casino has launched in the UK. To celebrate the latest offering from 888 Holding they are giving away £10 bonus cash and 10 free spins to all new players who join up and use the bonus code: AMBER.

The £10 bonus cash and 10 free spins will be credited instantly by Amber Spins Casino upon a first time deposit of just £10. You must enter the bonus code in the casino cashier BEFORE making your deposit. This offer is open to new players aged 18 years and over, only.

Visit Amber Spins
First-time depositors only. Min deposit: £10. Max offer: 100% Games Bonus up to £10 & 10 Free Spins (on a game of our choice). Promo code: AMBER. Any Games Bonus winnings, if applicable, must be wagered 60x before withdrawal. Any Free Spins winnings, if applicable, will be credited as bonus funds and capped at £1.00. FS are valid for 7 days and any winnings must be wagered 40x before withdrawal. Games Bonus win cap: £100 + original bonus amount. Wagering contribution varies by game. Deposit balance is available for withdrawal at any time (UK only).T&Cs apply. more about this casino..

Wild West Wins 20 Free Spins on Slots

Wild West Wins

Wild West Wins are offering 20 free spins to all new players who join up. No deposit needed! We have reviewed Wild West Wins and provides detail of this promotion, as well as our overall rating of this exciting new Jumpman powered online casino. 

Join Wild West Wins Casino and get 20 no deposit spins on the super fun cowboys and cowgirls themed Mustang Gold slot from Pragmatic Play! This is a special casino promotion only offered to uk customers who create a real player account and register a valid payment method to prove age and ID. No deposit is needed to claim this offer and no money will be charged to your card. The 20 free spins will be made available on Mustang Gold within 10 minutes of verification being completed and comes with 65x wagering and a max withdrawal of £8 per 10 spins.

Visit Wild West Wins
New players only. No deposit required, valid debit card verification required. £8 max win per 10 spins. Max bonus conversion £50, 65x wagering requirement. Full t&cs apply more about this casino..

Lucky Niki – 25 Free Spins Welcome Bonus

Lucky Niki Casino Promo

Lucky Niki is that online casino where you can claim 25 free spins the moment you register. You only need to fund your account with £10 and use the bonus code NIKI. Once you meet the wagering requirements, the winnings you make can be withdrawn or used to play more games on the site. 

The welcome offer is only one of many promotions you can take advantage of on this platform. From every day bonuses to VIP rewards, there are tons of goodies waiting for you. If you’re curious to learn more about Lucky Niki Casino and how to get started, keep reading. This review explores the games, promotions, payment methods, and more of this Japan-themed site.

Visit Lucky Niki Casino
First Deposit Only. Min. deposit: £10. Game: Ninja Master, Spin Value: £0.2, Max Free Spins:25. WR 60x Free spin winnings amount (only Slots count) within 30 days. Max bet is 10% (min £0.10) of the Free spin winnings amount or £5 (lowest amount applies). Spins must be used and/or Bonus must be claimed before using deposited funds. First Deposit/Welcome Bonus can only be claimed once every 72 hours across all Casinos. Bonus Policy applies. more about this casino..

LeoVegas Casino

LeoVegas Casino Promotion

£100 Casino Bonus & 50 Free Spins (10 Free Spins on Sign Up)

Sign up at LeoVegas and you can claim 10 free spins to play Book of Dead. That’s not all. You can make your first deposit to claim a welcome bonus of up to £100 and 50 free spins. Are interested in these freebies? Follow the instructions and use the links provided in this review to claim the offer.

Besides bonuses, players can enjoy playing games from top providers at the casino. Keep reading our review to learn what juicy offers lie in wait at this online gambling site.

Visit LeoVegas Casino
T&Cs apply. New reg only. Opt in & deposit £10, £25 or £50 within 7 days & further 7 days to wager cash stakes 35x to unlock reward (£50 on 2 deposits). 3 day exp. Wagering/game contributions vary. 25 wager-free spins x10p to added to Big Bass Splash with each qualifying deposit, 3 day expiry. more about this casino..

Lucky Tiger Casino


260% Welcome Bonus (Bitcoin Casino)

Lucky Tiger is a UK friendly bitcoin casino which accepts crypto deposits such as Bitcoin, Litecoin, and Tether. Players who deposit using crypto can get up to 260% extra bonus funds and 40 free spins on Wild Hog Luau.

The 260% match bonus can be claimed using cryptocurrency as well as regular currency. Here we provide sign up and claim instruction for the welcome bonus, along with our Lucky Tiger Casino review and rating.

Visit Lucky Tiger Casino
Bonus is valid for slots and specialties. WG: x30. max cashout x20. 40 FS apply to Wild Hog Luau. Bonus terms apply. more about this casino..

Play Frank Casino

Play Frank Casino Feature

100% Bonus up to £100 + 50 Bonus Spins

Get an exclusive 100% bonus that doubles your money up to £100 when you register and deposit at Play Frank Casino! You also get 50 bonus spins in addition to the matched deposit bonus. 

Aside from the welcome bonus, Play Frank Casino offers lots of on-going promotions for newcomers and loyal players alike. We cover all them all in the next section.

Visit Play Frank Casino
New players only. Min deposit £20. Bonuses to a max of £100 + 50 bonus spins. Wagering bonus 35x. Wagering bonus spins 35x. The winnings must be wagered within 21 days. Bonus T&C apply. more about this casino..

Bingo Village Casino


£25 No Deposit Bonus & 100 Free Spins

Bingo Village has a £25 no deposit bonus available to new players who register an account on their Bingo and Slots hybrid website.

Thats not all, as Bingo Village will also give you 10 free spins a day for 10 days on Dolly’s Diner Slot as an added incentive to join them. No deposit is needed to claim this double hitter no deposit package.

Visit Bingo Village Casino
18+ New players only. £25 free play for Bingo. 100 free spins on Dolly’s Diner. No deposit is required. Terms and wagering apply. more about this casino..

Davincis Gold Casino: 200% Bitcoin Bonus + 100 Free Spins


Davinci’s Gold is a bitcoin friendly casino website who are welcoming new players with a 200% match bonus and 100 free spins to play Plucky Lucky video slot. 

If you are a bitcoin user and you play online casinos, then why not sign up at Davinci’s Gold Casino and make a first time deposit using Bitcoin and get a massive 200% match bonus? You also get 100 free spins to play slots.

Visit Davinci's Gold Casino
Bonus carries 30X wagering requirement (60X for table games/video poker), with no withdrawal limit. It’s non-cashable, deducted from withdrawals. Play all spins before switching games; free spins require additional 5X wagering. Standard rules apply. more about this casino..

JeffBet Casino Free Spins


20 Wager Free Spins on Rainbow Riches

Check out the fantastic welcome offer from JeffBet Casino! New players can get 20 free spins on the popular Rainbow Riches slot with no wagering requirements.

This means you can register, make a deposit, claim the spins, play games with your winnings, and withdraw any money you make instantly.

It’s a great way to try out JeffBet with no strings attached. Click our exclusive link to sign up and claim your 20 free spins now!”

Get 20 Free Spins at JeffBet Casino
#AD – 18+. 20 Free Spins bonus is awarded on the first deposit (after registration as a new player) of minimum £10. Only one bonus per player is available. The winnings generated from the bonus will be credited to the player’s real money account up to the maximum conversion Amount of £500. If within 48 hours from crediting the bonus to player’s account, player did not use the bonus, the bonus will expire and player shall not be able to receive the expired bonus. Withdrawal request voids any active/pending bonuses. Excluded Skrill deposits.Full Terms apply. BeGambleAware/PlayResponsibly. more about this casino..

Luckster Casino Welcome Bonus

Luckster Casino

£200 Casino Bonus + 100 Free Spins

Luckster is a highly rated online casino and sports site offering new players up to £200 in bonus funds and 100 spins on slot games.

The welcome bonus is open to new customers aged 18 years and over who join up and make a minimum first time deposit of just £10. Luckster Casino is a 5-star rated UKGC licensed online casino and sports hybrid site owned by MarketPlay Ltd and operated by Aspire Global International.

Visit Luckster Casino
New players only +18. Min Deposit £10. Welcome package splits over 3 deposits, 35x Wagering requirement applies to match up bonus. Terms apply. more about this casino..

DaVinci’s Gold Casino: 75 Free Spins No Deposit


NewCasinoBonusesUK fans can get 75 free spins to play Hail Caesar slot game at Davinci’s Gold Casino exclusively via the links on this site! – The best part is, no deposit is required.

Explore the new look Davinci’s Gold Casino with 75 free spins on the roman centurion themed, feature packed Hail Caesar slot from Rival Gaming. This offer requires no deposit to claim – you just have to use the links we provide.

Claim this Bonus
Bonus: 30X wagering requirement (60X for table games and video poker), non-cashable, deducted from withdrawal amount. No withdrawal limits. Play all spins before switching games. Free spins: 5X additional wagering requirement, no withdrawal restrictions. Standard rules apply unless noted. more about this casino..

SpinzWin Casino: £1000 New Player Package & 100 Free Spins


SpinzWin Casino have updated their welcome bonus – As a new player, you now get a 5 part welcome package worth up to £1000 in bonus funds and 100 free spins.

You will be awarded up to £1000 in bonus funds over FIVE deposits as a new player at SpinzWin Casino. You can use the bonus funds to play on any of the 1200+ slot games which includes Net Ent and Play’n Go slots!

Visit SpinzWin Casino
New players only. Opt-in Required. Wager from real balance first. 50X wager the bonus. Contribution varies per game. selected games only. Wager calculated on bonus bets only. Max conversion: 3x the bonus amount. Excluded Skrill deposits. Withdrawal requests voids all active pending bonuses. more about this casino..

Slots N’Play Casino: Up To £100 in Bonuses & 100 Extra Spins


Slots n’Play will give you 100 extra spins to start your electrifying casino adventure. You will also get up to £100 in bonuses when you begin making deposits to play for real money.

Sit back and enjoy the quality games while the bonuses keep coming at Slots n’Play Casino.  Let’s begin by exploring the welcome bonus which is available on your first deposit.

£100 Bonus at Slot n'Play Casino
18+. New Players Only. Welcome Package split over 4 deposits. Min £20. Wagering Requirement: 35x. Spins are credited in specific games. Spins expire after 24 hours. Promotion available for 72 hours. Terms and Conditions apply. more about this casino..

Spin Rio Casino: 100 Free Spins and up to £200 Bonus


Spin Rio is a new casino from the highly accredited and 5 star trustpilot rated Marketplace Ltd. They are offering new players a welcome package worth 100 free spins and up to £200 in bonus funds.

The bonus money and free spins are divided up over your first three deposits – you simply need to create a real player account at Spin Rio Casino via one of our exclusive promo links and make a minimum first time deposit.

100 Free Spins at Spin Rio Casino
Applies only to new depositing players. 18+. Minimum deposit: £10. 35x Wagering requirement applies to match up bonus. Spins credited in specific games. Spins expire after 24 hours. Wagering requirement applies to spins. Terms and Conditions apply. more about this casino..

Regent Play Casino: 100% Match Bonus & 100 Spins


Regent Play Casino are offering a 100% match bonus and 100 free spins to new players who sign up and make a first time deposit.

We provide full details of the Regent Play Casino welcome bonus and free spins promotion in the next section.

100% Match Bonus at Regent Play
New depositing players only. 18+. Minimum deposit: £20. Welcome Package split over 3 deposits. 35x Wagering requirement applies to match up bonus. 100 spins splits to 20 spins a day for 5 days. Spins credited in specific games. Spins expire after 24 hours. 50x Wagering requirements. T&C's apply. more about this casino..

Mr Slot Casino: 100% Match Bonus & 40 Free Spins


The Mr Slot Casino 100% match bonus and 40 free spins is available to you as a new player when you fund your casino account for the first time.

Head over to Mr Slot Casino and register a new player account today and your first deposit will be boosted by 100% extra. Thats not all – Mr Slot will award you 40 free spins on the Green Knight slot game.

Click to Play Mr Slot Casino
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 7 days from receipt. Max conversion: 3x the bonus amount or from free spins: £20. Withdrawal requests void all active/pending bonuses. Excluded Skrill deposits. Full terms apply. more about this casino..

Schmitts Casino: 100% New Player Bonus & 10 Free Spins

Schmitts Casino 2023

Schmitt’s Casino has closed its doors. For a similar Casino by the same trusted operators, Try JeffBet Casino or PlayUK Casino.

Register a Schmitts Casino account and claim a 100% new player bonus plus 10 free spins. The bonus cash will work on various games in the lobby, while the free spins are for the Starburst slot. 

After receiving the welcome package, more promotions are claimable as you continue playing. Read on to find out more about Schmitts Casino.

Schmitt's is Closed - Try JeffBet Casino Instead
18+ New Players. Full T&Cs apply. more about this casino..

AHTI Games: 50 Free Spins on Book of Dead


Make a splash at AHTI Games with 50 super spins on the brilliant Book of Dead video slot when you join up and make a first time deposit of just £10.

AHTI, the God of the sea, will grant you 50 spins on Book of Dead with a coin value of 0.50 per spin. Thats right, if you know you slots from your starfish you will understand the value of those spins and how a minimum deposit of just £10 to trigger this promotion is a fantastic incentive to join up. We scored AHTI Casino five stars in our review?

50 Super Spins at AHTI Games
First Deposit Only. Game: Book of Dead, Spin Value: £0.50, Max Super Spins: 50. WR 60x free spin winnings amount (only Slots count) within 30 days. Max bet is 10% (min £0.10) of the free spin winnings amount or £5 (lowest amount applies). Spins must be used and/or Bonus must be claimed before using deposited funds. Deposit/Welcome Bonus can only be claimed once every 72 hours across all Casinos. more about this casino..

MrQ Casino: 20 No Wager Free Spins on Book or Dead


Fancy playing the Book of Dead online video slot with 20 free spins and no wagering requirements?

If you join MrQ Casino you can – Claim 20 free spins on the popular Book of Dead slot with your first deposit of £10 or more. Create a new player account at MrQ Casino using the links on this page to claim your 20 no wager free spins

20 No Wager Free Spins
*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. more about this casino..

Types of Online Casino Bonuses

Before we can discuss how we choose and rate online casino bonuses, it is essential to understand the different types of bonuses available. The most common types of online casino bonuses are welcome bonuses, no deposit bonuses, free spins bonuses, and exclusive bonuses. Welcome bonuses are usually offered to new players as an incentive to sign up and make their first deposit. No deposit bonuses are offered without the need for players to make a deposit. Free spins bonuses are often included in welcome packages or offered as a standalone promotion. Reload bonuses are offered to existing players to encourage them to continue playing at the online casino. Understanding the different types of bonuses available will help you determine which ones are worth claiming.

Casino Welcome Bonuses

Welcome bonuses are often the first bonus type you'll encounter when joining an online casino. These bonuses serve to attract new players by matching their initial deposit up to a certain amount. For instance, if a casino is offering a 100% match on your first deposit up to £100, this means that if you deposit £100, you will receive an additional £100 as bonus money, giving you £200 to start playing.

In addition to the extra funds, welcome bonuses can also come with free spins on slot games. Unlike standalone free spins, these are usually tied to your first deposit. If you win money using these free spins, that money is added to your account and can be used to play other games or can be withdrawn, depending on the casino's policy.

It's important to note that welcome bonuses are generally a one-time offer, available only to new players when they first join a casino. Therefore, it's worth considering how much you're willing to deposit the first time to make the most of this bonus.

Match Bonuses

Match bonuses are a common and popular registration bonus you'll often see in the UK online casino world. These bonuses work by matching a percentage of your deposit, effectively increasing your playing funds. For example, if a casino offers a 100% match bonus up to £200, depositing £200 would give you an additional £200, totaling £400 to play with. Alternatively, if the casino offers a 200% match bonus up to £200, depositing £100 would give you an additional £200, totaling £300 to play with.

100% Match Bonus

A 100% match bonus is straightforward: the casino matches your deposit dollar for dollar. If you deposit £100, you get an extra £100 from the casino, giving you £200 in total to wager. This type of bonus is popular for its simplicity and is often the first bonus new players encounter. It's a good way to double your funds and extend your playtime.

200% Match Bonus

With a 200% match bonus, the casino goes a step further. For every £1 you deposit, the casino gives you £2. So, if you deposit £100, you'll receive an additional £200, making your total £300. This bonus is less common but offers a significant boost to your playing funds, allowing you to place higher bets or play for a longer period.

No Deposit Casino Bonuses

No deposit bonuses stand on their own merits as a popular type of casino bonus. These bonuses don't require you to deposit any money, making them a risk-free option for trying out a casino. Generally, they consist of a small amount of bonus money or a set number of free spins on slot games.

The appeal lies in the opportunity to win real money without any financial commitment. However, these bonuses usually come with specific rules, like game restrictions or win limits, so it's important to read the fine print before claiming the bonus.

This type of bonus is often the go-to choice for players not yet ready to make a real money deposit at a new casino. It provides a way to get familiar with the casino's games and features without any risk.

Free Spins Casino Bonus

Free spins are another common bonus you'll come across as a online casino player in the UK. Unlike bonus money, free spins are designated for slot games and are often given as part of other bonuses or as stand-alone promotions. If you're keen on slot games, free spins give you more chances to play and win.

Some casinos award free spins when you sign up with no deposit required - while others give them out with a minimum qulaifying deposit. It's also not unusual for casinos to include free spins with a deposit match bonus - For example, Regent Play Casino's welcome bonus is a 100% match bonus and 100 free spins. The number of free spins offered by casinos can range from as little as 10 free spins, to as many as 100 free spins!

The money won from these free spins will then be subject to wagering requirements before the money is cashable ie. goes into your real money balance and can be withdrawn. This makes free spins a not only a great way to increase your chances of winning more money, but as a way to extend your play time.

No Wager Free Spins

No wager free spins is a type of bonus where you get to spin the reels on slot games without worrying about wagering requirements. The casino awards you a set number of free spins, and if you win, you can withdraw those winnings immediately. There are no strings attached or requirements to meet, which sets these spins apart from regular free spins.

These spins often come as part of a sign-up bonus or can be awarded during special promotions. They can vary in number, but the main advantage is always the same, your winnings are yours to keep right away. The immediate access to your winnings makes this type of bonus highly sought after.

But whats the catch? the catch is you will always have to deposit first in order to trigger this type of bonus - also, you will often find a max win rule is in place with this promotion.

High Roller Bonuses

High roller bonuses are designed for players who are willing to deposit large sums into their casino accounts. These bonuses often involve significant amounts of extra money or other perks to make the large deposits more worthwhile. For example, if you deposit £1,000, a high roller bonus might give you an additional £500 to play with.

It's not just about getting extra funds. Some casinos offer other benefits for high rollers, such as dedicated account manager, complementary bonuses, faster withdrawal times, and even personalised real world gifts, such as tickets to events, holidays, and gift hampers. These extra perks aim to make high roller players feel special and continue to patronage a casino site.

You should be aware that high roller bonuses often come with higher wagering requirements.

Why NewCasinoBonusesUK is Your Go-To for UK Casino Bonuses

Expert Reviews

When it comes to UK casino bonuses, NewCasinoBonusesUK is the resource you can rely on. Our skilled team doesn't just glance over online casinos; they conduct careful, in-depth checks. From the quality of bonuses to the responsiveness of customer support, we provide fair and detailed reviews that cover all the bases.

Latest Deals

The online casino landscape is ever-changing, and falling behind can mean missing out on great opportunities. That's why our team is constantly monitoring the market, ensuring you're always up-to-date with the newest and most appealing deals available.

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Trust is hard to earn and easy to lose. Our strong Trustpilot rating is a testament to our commitment to honesty and dependability. We only suggest casinos that are fully licensed and regulated, ensuring you can play with peace of mind.

Smart Choices

Knowledge is power, especially when it comes to online gambling. Our clear, detailed bonus information is designed to help you make informed decisions, allowing you to choose promotions that align perfectly with your playing style and preferences.

Special Deals

Why settle for standard promotions when you can have more? Our focused team works hard to secure exclusive bonuses just for our users. By choosing NewCasinoBonusesUK, you gain access to special deals that you simply won't find anywhere else.

Choose NewCasinoBonusesUK for the most reliable, current, and expert-backed information on UK casino bonuses. We're here to assist you at every turn.