10 Best UK Casino Sites with a Sign Up Bonus 2021

On this comparison page you will find everything you need to know about some of the most reputable online casinos offering the best welcome bonuses in the UK. Our reviews will help you find the perfect online casino that suits your needs.

10 Best UK Casino Sites with a Sign Up Bonus 2021

  • Enjoy our selection of the UK's best casinos with the most generous welcome bonus offers
  • All casinos are licensed in the UK and have an easy sign-up process
  • Vast range of games, including roulette and slots, with huge jackpots
All sites are:
UK Licensed UK Licensed
Secure & Trusted Secure & Trusted
Fast Withdrawals Fast Withdrawals
Last updated:
December 2021
Casino sites
Welcome Bonus
Rating
Score
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TOP 1
Very good Read Review
(6,473) Votes Read Review
9.8
Get Bonus Visit MRQ »
647 users picked MRQ today!
Terms and Conditions

First deposit only. Min spend £10. Spins on Beat the Beast: Kraken’s Lair slot game. Spins worth 10p. Full T&Cs apply.

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First deposit only. Min spend £10. Spins on Beat the Beast: Kraken’s Lair slot game. Spins worth 10p. Full T&Cs apply.

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Very good Read Review
(5,929) Votes Read Review
9.6
Get Bonus Visit 777 Casino »
592 users picked 777 Casino today!
Terms and Conditions

No Deposit Offer: Claim in 48 hrs • 14 day expiry • Free Spins (FS) wins credited as bonus & capped at £10, excl. JP win •

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No Deposit Offer: Claim in 48 hrs • 14 day expiry • Free Spins (FS) wins credited as bonus & capped at £10, excl. JP win •

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Very good Read Review
(4,761) Votes Read Review
9.4
Get Bonus Visit 888casino »
476 users picked 888casino today!
Terms and Conditions

No Deposit Offer: Claim in 48 hrs • 14 day expiry • FP wins are credited as bonus and capped at £10, exc. JP win • 50x wagering •

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No Deposit Offer: Claim in 48 hrs • 14 day expiry • FP wins are credited as bonus and capped at £10, exc. JP win • 50x wagering •

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Very good Read Review
(4,158) Votes Read Review
9.2
Get Bonus Visit Spin Hill »
415 users picked Spin Hill today!
Terms and Conditions

18+. New players will need a £10 minimum deposit, £8 max per 10 spins for a lifetime bonus up to £250. Minimum bonus wagering is up to x65 (deposit + bonus) on selected games. Bonus is valid for 30 days. Full T&Cs Apply.

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18+. New players will need a £10 minimum deposit, £8 max per 10 spins for a lifetime bonus up to £250. Minimum bonus wagering is up to x65 (deposit + bonus) on selected games. Bonus is valid for 30 days. Full T&Cs Apply.

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Very good Read Review
(3,978) Votes Read Review
9.0
Get Bonus Visit Pokerstars »
397 users picked Pokerstars today!
Terms and Conditions

New customers only. 18+ T&Cs and wagering requirements apply.

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New customers only. 18+ T&Cs and wagering requirements apply.

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(3,875) Votes Read Review
8.9
Get Bonus Visit The Sun Vegas »
387 users picked The Sun Vegas today!
Terms and Conditions

New Customers Only. 100% Deposit Match up to £300. Min deposit £10. 50x Wagering applies to the Bonus + Deposit amount, playable on selected slots only. Bonuses must be accepted within 72 hours and are valid for 30 days and wagering requirement must be completed in this time. Bonus amount can’t be withdrawn. Max bet restrictions apply. Not all games contribute equally to wagering requirements. Deposits made with Neteller and Skrill are not valid for this promotion. 18+ begambleaware.org. Full T&C apply.

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New Customers Only. 100% Deposit Match up to £300. Min deposit £10. 50x Wagering applies to the Bonus + Deposit amount, playable on selected slots only. Bonuses must be accepted within 72 hours and are valid for 30 days and wagering requirement must be completed in this time. Bonus amount can’t be withdrawn. Max bet restrictions apply. Not all games contribute equally to wagering requirements. Deposits made with Neteller and Skrill are not valid for this promotion. 18+ begambleaware.org. Full T&C apply.

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(3,562) Votes Read Review
8.7
Get Bonus Visit Win British Casino »
356 users picked Win British Casino today!
Terms and Conditions

18+. New players only. £10 minimum deposit for a deposit bonus of up to £50. The minimum bonus wagering requirement is up to x40 (deposit + bonus) on selected games. Must be accepted in 14 days, and the bonus is valid for 30 days. Full T&Cs Apply.

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18+. New players only. £10 minimum deposit for a deposit bonus of up to £50. The minimum bonus wagering requirement is up to x40 (deposit + bonus) on selected games. Must be accepted in 14 days, and the bonus is valid for 30 days. Full T&Cs Apply.

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(3,395) Votes Read Review
8.5
Get Bonus Visit Mr.play »
339 users picked Mr.play today!
Terms and Conditions

New customers only. Standard: min deposit £10 max bonus £200. 35x wagering. Game weighting applies.

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New customers only. Standard: min deposit £10 max bonus £200. 35x wagering. Game weighting applies.

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(3,268) Votes Read Review
8.3
Get Bonus Visit Queen Play Casino »
326 users picked Queen Play Casino today!
Terms and Conditions

18+. New players only. £10 minimum deposit for a welcome bonus of up to £200 plus 100 free spins. The minimum bonus wagering requirement is up to 35x on selected games. Must be wagered in 21 days of crediting to your account. Full T&Cs Apply.

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18+. New players only. £10 minimum deposit for a welcome bonus of up to £200 plus 100 free spins. The minimum bonus wagering requirement is up to 35x on selected games. Must be wagered in 21 days of crediting to your account. Full T&Cs Apply.

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Online Casinos: What Are They About?

Introduction

Casino games have always been a fine attraction enjoyed by people all around the world. Traditional (land) casinos offered much gaming fun, but there were still certain restrictions that could have been better. However, the emergence of online casinos boosted the popularity of the gambling industry. As the global internet population continues to grow, many more can now enjoy casino games because of online casinos.

Still, with the swelling number of online casinos today, finding your ideal online casino can be more than challenging. If you want to find the perfect online casino easily, our casino reviews contain all you need to know about different casinos. However, before you go ahead, let’s first consider why an online casino is a much-preferred option over the land casino.

 

Benefits of Online Casinos Over Land Casinos

Convenience

Online casinos are a more convenient option compared to land casinos. Players can play any game anytime and from anywhere as long as there’s an internet connection. For land casinos, however, if the casino is not nearby, you’ll have to take on the extra stress of going all the way every time.

Multilingual

With online casinos, players can play in many other languages because most online casinos usually offer multilingual support. You can play any game in your language against players playing in languages different from yours without any conflict. We consider this feature to be a really significant upgrade over land casinos, which has boosted the popularity of online casino gambling.

Bonuses

Online casinos usually offer more incentives to spur new players while rewarding regular players continuously. These bonuses do not have to have to depend on your wealth status or the frequency of your deposits.

Multiple Currencies

You can deposit your money in your country of residence’s currency without going through the stress of having to convert to global currencies. These multiple currency options offer convenience to players whose currencies are usually less supported in traditional casinos.

Relaxed Environment

With online casinos, you’re free from certain restrictions common to traditional casinos. You can play games while eating or even relaxed in your bed. If you’re a smoker, you can enjoy wagering as you smoke a stick or pipe. The online casino allows players to be more relaxed and entirely at home in their environments, while wagering and counting wins. That sounds more interesting. Doesn’t it?

 

Selecting the Best Online Casinos with the Best Bonus

Online casinos are rapidly increasing in number, with each one looking to attract more customers than the other by offering better bonuses. If you have no idea how to select the best of the bunch, you can visit our website (https://www.top10casinobonus.co.uk/). We provide unbiased reviews about casinos.

However, if you want to understand how to identify the ideal casino, here are some essential things you should consider.

Are Players from Your Country Accepted?

This is the first thing you must consider when selecting online casinos. Certain casinos do not welcome players from some countries, and they usually state this clearly on their websites. Ascertain clearly that players from your country are accepted before initiating the registration process.

If you’re finding it difficult to find this information, contact their customer support.

Fairness and Safety

These are some of the most critical features of excellent online casinos. Any casino you settle for must be committed to offering customers unbiased results while ensuring the protection of your personal and financial information from third parties. Some online casinos protect their platforms with Secure Socket Layer (SSL) certificates to prevent data theft and intrusion.

Licensing

Renowned gambling authorities usually license trustworthy online casinos. UK Gambling Commission and Malta Gambling Authority are two of the strictest and more famous names, and you can often trust most casinos licensed by them. However, it’s noteworthy that licensing doesn’t imply a 100% guarantee.

Variety of Games

Regular casino players usually have their favourite games, which must be part of the games of any casino they settle for. Besides your favourite games, you should find out how extensive the list of games an online casino are. Some casinos offer as much as over 1000 games. The wider the variety of games the casino offers, the more fascinating the casino is likely to be.

Bonuses and Validity Periods

Online casinos usually offer mouth-watering welcome bonuses as incentives to attract new players. However, some players forget to consider the rewards available to regular players in the long run too. It would be best if you considered both bonuses together with their validity periods. For example, if you received a £500 bonus but you’ll have to wager 35x in 24 hours to access it, of what use is such?

There are also other bonuses available such as free slot spins, first deposit bonuses, free offers, etc.

Support

A top-quality online casino should offer support across multiple platforms. Players should be able to contact representatives via email, phone calls, live chats, and even via social media platforms. We’ve found that reputable casinos are usually open to suggestions, criticisms, and complaints in every way possible to give customers the best of experiences.

Payment Methods and Fees

While selecting your ideal online casino, you should confirm their acceptable payment (withdrawal and deposit) methods and if they have any fees attached. Your ultimate choice should be dependent on your most convenient mode of payment because some online casinos do not welcome specific methods. You should also find out how long the payment process takes because it usually varies depending on the mode of payment.

 

Legal Status and Regulations

Online gambling is one in the grey zone. While many countries allow online wagering today, more than a hundred more consider it illegal. Presently, online gaming is legal in about 70 countries, including the UK, Germany, South Korea, New Zealand, France, Belgium, among many others. As a gaming enthusiast, you should abide by regulations within your locality as you may forfeit winnings if online gambling isn’t legal in your province.

Also, though no global bodies are regulating online casinos, they are usually locally regulated by government-established authorities. When you’re searching for the ideal online casino, it’s essential to settle for one that’s regulated by an authority. All our reviews consist of casinos that are regulated by (at least) the UK Gambling Commission, which is renowned for strict regulations to ensure fairness. You can rest assured that our reviewed casinos are trustworthy and reliable.

Online Casinos: What Are They About?

Introduction

Casino games have always been a fine attraction enjoyed by people all around the world. Traditional (land) casinos offered much gaming fun, but there were still certain restrictions that could have been better. However, the emergence of online casinos boosted the popularity of the gambling industry. As the global internet population continues to grow, many more can now enjoy casino games because of online casinos.

Still, with the swelling number of online casinos today, finding your ideal online casino can be more than challenging. If you want to find the perfect online casino easily, our casino reviews contain all you need to know about different casinos. However, before you go ahead, let’s first consider why an online casino is a much-preferred option over the land casino.

 

Benefits of Online Casinos Over Land Casinos

Convenience

Online casinos are a more convenient option compared to land casinos. Players can play any game anytime and from anywhere as long as there’s an internet connection. For land casinos, however, if the casino is not nearby, you’ll have to take on the extra stress of going all the way every time.

Multilingual

With online casinos, players can play in many other languages because most online casinos usually offer multilingual support. You can play any game in your language against players playing in languages different from yours without any conflict. We consider this feature to be a really significant upgrade over land casinos, which has boosted the popularity of online casino gambling.

Bonuses

Online casinos usually offer more incentives to spur new players while rewarding regular players continuously. These bonuses do not have to have to depend on your wealth status or the frequency of your deposits.

Multiple Currencies

You can deposit your money in your country of residence’s currency without going through the stress of having to convert to global currencies. These multiple currency options offer convenience to players whose currencies are usually less supported in traditional casinos.

Relaxed Environment

With online casinos, you’re free from certain restrictions common to traditional casinos. You can play games while eating or even relaxed in your bed. If you’re a smoker, you can enjoy wagering as you smoke a stick or pipe. The online casino allows players to be more relaxed and entirely at home in their environments, while wagering and counting wins. That sounds more interesting. Doesn’t it?

 

Selecting the Best Online Casinos with the Best Bonus

Online casinos are rapidly increasing in number, with each one looking to attract more customers than the other by offering better bonuses. If you have no idea how to select the best of the bunch, you can visit our website (https://www.top10casinobonus.co.uk/). We provide unbiased reviews about casinos.

However, if you want to understand how to identify the ideal casino, here are some essential things you should consider.

Are Players from Your Country Accepted?

This is the first thing you must consider when selecting online casinos. Certain casinos do not welcome players from some countries, and they usually state this clearly on their websites. Ascertain clearly that players from your country are accepted before initiating the registration process.

If you’re finding it difficult to find this information, contact their customer support.

Fairness and Safety

These are some of the most critical features of excellent online casinos. Any casino you settle for must be committed to offering customers unbiased results while ensuring the protection of your personal and financial information from third parties. Some online casinos protect their platforms with Secure Socket Layer (SSL) certificates to prevent data theft and intrusion.

Licensing

Renowned gambling authorities usually license trustworthy online casinos. UK Gambling Commission and Malta Gambling Authority are two of the strictest and more famous names, and you can often trust most casinos licensed by them. However, it’s noteworthy that licensing doesn’t imply a 100% guarantee.

Variety of Games

Regular casino players usually have their favourite games, which must be part of the games of any casino they settle for. Besides your favourite games, you should find out how extensive the list of games an online casino are. Some casinos offer as much as over 1000 games. The wider the variety of games the casino offers, the more fascinating the casino is likely to be.

Bonuses and Validity Periods

Online casinos usually offer mouth-watering welcome bonuses as incentives to attract new players. However, some players forget to consider the rewards available to regular players in the long run too. It would be best if you considered both bonuses together with their validity periods. For example, if you received a £500 bonus but you’ll have to wager 35x in 24 hours to access it, of what use is such?

There are also other bonuses available such as free slot spins, first deposit bonuses, free offers, etc.

Support

A top-quality online casino should offer support across multiple platforms. Players should be able to contact representatives via email, phone calls, live chats, and even via social media platforms. We’ve found that reputable casinos are usually open to suggestions, criticisms, and complaints in every way possible to give customers the best of experiences.

Payment Methods and Fees

While selecting your ideal online casino, you should confirm their acceptable payment (withdrawal and deposit) methods and if they have any fees attached. Your ultimate choice should be dependent on your most convenient mode of payment because some online casinos do not welcome specific methods. You should also find out how long the payment process takes because it usually varies depending on the mode of payment.

 

Legal Status and Regulations

Online gambling is one in the grey zone. While many countries allow online wagering today, more than a hundred more consider it illegal. Presently, online gaming is legal in about 70 countries, including the UK, Germany, South Korea, New Zealand, France, Belgium, among many others. As a gaming enthusiast, you should abide by regulations within your locality as you may forfeit winnings if online gambling isn’t legal in your province.

Also, though no global bodies are regulating online casinos, they are usually locally regulated by government-established authorities. When you’re searching for the ideal online casino, it’s essential to settle for one that’s regulated by an authority. All our reviews consist of casinos that are regulated by (at least) the UK Gambling Commission, which is renowned for strict regulations to ensure fairness. You can rest assured that our reviewed casinos are trustworthy and reliable.