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21 Casino UK Review 2020

Launched over a decade ago, 21 Casino UK knows exactly what to offer to its players. Every player has its own taste, so they constantly add something new to the platform. With improvements regarding games, all kinds of promotions and a modern mobile interface, the online casino became a superior gambling destination.


Look & Feel 4/5
Payout Speed 3.9/5
Games 4.2/5
Bonuses 4/5
Customer Service 3.9/5
Licensing 5/5

Desktop preview

Mobile preview

21 Casino desktop preview 21 Casino mobile app preview

Casino rank



New players only. Min deposit £10. Bonus funds are 121% up to £300 and separate to Cash funds. 35x bonus wagering requirements apply. Only bonus funds count towards wagering requirement. £5 max. bet with bonus. Bonus funds must be used within 30 days, otherwise any unused shall be removed, 18+ T&C's Apply

Advantages and disadvantages

  • User-friendly interface;
  • Appealing visuals;
  • Games from a long list of providers;
  • Many promotions to choose from;
  • Great mobile accessibility;
  • Strong SSL-Encryption technology;
  • 24/7 Support.
  • No toll-free number.


First Deposit Bonus

121% up to 300

New players only. Min deposit £10. Bonus funds are 121% up to £300 and separate to Cash funds. 35x bonus wagering requirements apply. Only bonus funds count towards wagering requirement. £5 max. bet with bonus. Bonus funds must be used within 30 days, otherwise any unused shall be removed, 18+ T&C's Apply

No Deposit Bonus


New players only. Min deposit £10. Bonus funds are 121% up to £300 and separate to Cash funds. 35x bonus wagering requirements apply. Only bonus funds count towards wagering requirement. £5 max. bet with bonus. Bonus funds must be used within 30 days, otherwise any unused shall be removed, 18+ T&C's Apply


At this UK online casino, you can enjoy an exquisite gambling session with awesome games, various promotions, a great mobile interface and many other surprises. The customer support is friendly, and the loyalty club will surely delight. Enter and have a riot!


All Games
Type of Games
Classic Slots
Video Poker
Table games
Betdigital Ltd,
Storm Gaming,
Mutuel Play,
Colossus Bets,
Crazy Tooth Studio,
PearFiction Studios,
Leander Games,
Spike Games,
Concept Gaming,
WMS Gaming,
Reel NRG,
Seven Deuce Gaming,
Stormcraft Studios,
Just For the Win,
Relax Gaming,
1X2 Gaming,
Touchstone Gaming,
Triple Edge Studios,
Big Time Gaming,
Reflex Gaming,
Sigma Gaming,
Inspired Gaming Group,
Magic Dreams,
2 By 2 Gaming,
Push Gaming,
Gameburger Studios,
Red Tiger Gaming,
Chance Interactive,
Old Skool Studios,
Realistic Games,
Blueprint Gaming,
Nolimit City,
Evolution Gaming,
ELK Studios,
Probability Jones,
Cayetano Gaming,
Endemol Studios,
Wild Streak Gaming,
Fortune Factory,
Merkur Gaming,
Fantasma Games,
Top Edge Gaming,
Adoptit Publishing,
Bla Bla Bla Studios,
Lightning Box Games,
Active Bonuses
UK Gambling Commission,
Swedish Gambling Authority,
24/7 Live Chat Support,

Deposits and withdrawals

Deposit Methods
Bank Transfer,
Skrill Moneybookers,
Withdrawal Methods
Bank Transfer
Min. Deposit
£ 10
Min. Withdrawal
£ 10
Max Cash out
Contact Support Team
Payout Time
Up to 24 Hours

Additional Information

Since 2015
White Hat Gaming Limited
Associated Casinos

Visual Design

21 Casino UK focuses on delivering its products in a stylish and elegant manner. Everything is arranged in neat order, characteristic that allows you to take a quick look at what’s waiting for you here. The black and grey tones mixed with the golden accents offer an elegant vibe to the entire website.

The homepage is neat and clean, so you won’t have any problems when it comes to browsing it. With just one click, you can access all kinds of sections like 21 Casino UK login page, Promotions or About us.

The dynamic panel offers you a glimpse at the promotions. Scroll down to see some of the games that are waiting for you and the different sections they are placed into.


21 Casino holds licences from the Malta Gaming Authority, the Swedish Gambling Authority and the UK Gambling Commission.

UK Gambling Commission logoSwedish Gambling Authority logoMGA logo

This means that this is a safe platform where you shall gamble without any worries. Besides this, it utilizes the strongest SSL-Encryption technology that assures all your data is protected. Only British users that are over 18 years old are able to gamble on this platform.

21 Casino Online Slots

This UK online casino knows that players have different preferences, so it provides the perfect products for all its customers. You may even use the Search Bar to find a specific product. If you simply want to randomly pick something, the categories will definitely come in handy. Choose your favourite from:

  • New Games;
  • Top Games;
  • Slot Games;
  • Live Casino;
  • Table Games;
  • Jackpot Slots;
  • Other Games.

Monopoly Live

Monopoly Live logo

The Goonies

The Goonies logo

Immortal Romance

Immortal Romance logo

Wild Scarabs

Wild Scarabs logo

Star Joker

Star Joker logo

Fluffy Favourites

Fluffy Favourites logo

Super Spinner

Super Spinner logo

Enchanted Prince

Enchanted Prince logo

Temple of Ausar

Temple of Ausar logo


Ted logo

Wish Upon a Leprechaun

Wish Upon a Leprechaun logo

Tower Treasure

Tower Treasure logo

Arcade Bomb

Arcade Bomb logo

Koi Princess

Koi Princess logo

Banana Odyssey

Banana Odyssey logo

Book of Dead

Book of Dead logo


Motörhead logo

Sticky Bandits™

Sticky Bandits™ logo

Guns N’ Roses

Guns N’ Roses logo

Cool Buck

Cool Buck logo

Extra Chilli

Extra Chilli logo


Reactoonz logo

Very Merry Christmas

Very Merry Christmas logo


Halloween logo

Turn Your Fortune

Turn Your Fortune logo


Thunderstruck logo

Shaman’s Dream

Shaman’s Dream logo

Grand Spinn

Grand Spinn logo

Electric Sam

Electric Sam logo

Centurion Maximus Winnus

Centurion Maximus Winnus logo

Deal or no Deal

Deal or no Deal logo

Unicorn Bliss

Unicorn Bliss logo

Eye of Horus

Eye of Horus logo

Hook's Heroes

Hook's Heroes logo

Frankenslot's Monster

Frankenslot's Monster logo

Wild Orient

Wild Orient logo

The Phantom of the Opera

The Phantom of the Opera logo


Stickers logo

Sugar Train

Sugar Train logo

Reel Rush

Reel Rush logo

Fairytale Legends: Hansel and Gretel™

Fairytale Legends: Hansel and Gretel™ logo

Game Of Thrones

Game Of Thrones logo

Try the British players’ favourites and have fun with Danger! High Voltage, Bonanza, Magic Mirror Deluxe or Live Blackjack. If you prefer some fresh products, you should try the New Games category. This section includes titles like Diamond Blitz, Anderthals, Blood Lust and many others.

Have fun with video slots like Starburst, Wild Scarabs and Witchcraft Academy or classic slots such as Route 777, Lucky 8 Line and Mega Money Multiplier.

In the table games section, you will discover Roulette, Blackjack and Poker titles. Play European Roulette, Roulette ADV, Blackjack Lucky Lucky, Oasis Poker Pro or Baccarat Pro and have fun. Open the live products and enjoy the vibe of a real casino. The croupiers are highly trained and the images are HD. Play Live Caribbean Stud, Live Blackjack or Live Baccarat.

In the Other Games section, you will find options like Bingo, Video Poker, Fun & Scratch or Virtual Betting. You can definitely find something to play here, so check out the categories and pick what you like.

Software Providers

Software companies do their best to supply online gambling platforms with the best products. A superior UK online casino will always do its best to deliver only high-quality products.

This website collaborates very closely with Play’N Go, Big Time Gaming, Evolution Gaming, NetEnt, Merkur, Push Gaming, Blueprint, Microgaming, WMS, Red Tiger, Thunderkick, Core Gaming, Scientific Games, Barcrest, Eyecon Gaming, ELK Studios, Relax, Endemol, Quickspin, Inspired Gaming, IGT, High 5 Games, Just for the Win, All41 Studios, NoLimit City, Kalamba, Crazy Tooth Studio, NYX, Rabcat, Golden Rock Studios, Seven Deuce, Leander, Fantasma Games, Lightning, Ainsworth, Alchemy Gaming, Foxium, Realistic Games, Wazdan, Slingshot Studios, Top Edge Gaming, 1x2 Gaming, Sigma Gaming and many others.

Eyecon logoBetdigital Ltd logoMicrogaming logoBarcrest logoStorm Gaming logoMetaGU logoPlay'n Go logoFoxium logoMutuel Play logoColossus Bets logoCrazy Tooth Studio logoPearFiction Studios logoLeander Games logoSpike Games logoConcept Gaming logoWMS Gaming logoReel NRG logoSeven Deuce Gaming logoWazdan logoStormcraft Studios logoJust For the Win logoScientific logoMulticommerce logoRelax Gaming logo1X2 Gaming logoIGT logoTouchstone Gaming logoYoloPlay logoHigh5Games logoTriple Edge Studios logoBally logoGamesWarehouse logoBig Time Gaming logoReflex Gaming logoRabcat logoSigma Gaming logoInspired Gaming Group logoSpieldev logoMagic Dreams logo2 By 2 Gaming logoFELT logoPush Gaming logoGameburger Studios logoFugaGaming logoRed Tiger Gaming logoChance Interactive logoNetent logoThunderkick logoAinsworth logoSlingshot logoOld Skool Studios logoQuickspin logoRealistic Games logoBlueprint Gaming logoNolimit City logoEvolution Gaming logoGreenTube logoELK Studios logoProbability Jones logoNYX logoRed7 logoCayetano Gaming logoEndemol Studios logoWild Streak Gaming logoFortune Factory logoMerkur Gaming logoFantasma Games logoTop Edge Gaming logoAdoptit Publishing logoBla Bla Bla Studios logoLightning Box Games logoCoreGaming logo


Offers are a big part of gambling so 21 Casino UK makes sure that it provides fun options. It prepared some deals that can please everybody, even the pickiest gambler. These come with lots of extra cash and spins that work smoothly on slots, table games and live casino titles. You must be a member and make a qualifying deposit in order to be able to benefit from something. After you get your funds, you are good to go. Meet the 21 Casino wagering requirements before making any withdrawals.

VIP programme

Join the loyalty scheme if you want to have a more exclusive experience. The club brings you additional benefits that will surely enhance your gaming session. As you play, a number of points will be allocated to every stake you make. Climb the loyalty leader and unlock all the awesome features this scheme has!

For more details about the VIP club, have a look at the Terms and Conditions.

21 Casino Mobile App

Any superior gambling site needs to make sure that pleases its players. 21 Casino UK stepped into the future and developed a great mobile app. This version is perfect for those players that are constantly on the move. Thanks to the fact that is created to work on any smartphone or tablet, you won’t have any problems. Connect your device to the Internet and get ready to live the ultimate gambling experience!

Payment Methods

Do you want to claim a bonus? You have to make a deposit first. Do you desire to cash out? You need to make a withdrawal request. 21 Casino UK puts the safest banking options in the industry at your disposal.

Make a payment using Visa, PayPal, Mastercard, Trustly, Paysafecard, Skrill, Neteller, Boku, Maestro, or Bank Transfer.

Boku (Pay By Mobile) logoBank Transfer logoTrustly logoMaestro logoSkrill Moneybookers logoPayPal logoVisa logoPaysafecard logoMasterCard logoNeteller logo

Cash out using Bank Transfer. The 21 Casino withdrawal time can take up to 1 day.

21 Casino Customer Service

Don’t hesitate to get in touch with the support team if you have any questions. Use the 21 Casino live chat to easily communicate with the team or send them an email at support@21casino.com if you want a more detailed answer. The customer service is available 24/7.

Enter this online platform and have a blast in a responsible fashion! You will play at a reliable website where everything is created to fit your taste. The games are great, the promotions are easy to get and the loyalty scheme will surely delight you.

Latest 21 Casino bonuses

21 Casino logo

♛ Welcome Bonus of 121% up to £300 at 21 Casino

Do you want to play on a modern-looking platform that is safe and reliable? 21 Casino may be perfect for you.

PRO: 24/7 live chat, PayPal as deposit method.

CON: Slow withdrawal time.

Sign up on the casino’s page and you can qualify for a 121% bonus up to £300. Don't forget that:

  • You must make a deposit over £10 in order to become eligible;
  • You have to roll over the bonus amount 35 times;
  • The maximum bet is limited to £5;
  • Bonus funds need to be used within 30 days.

Read the terms and conditions and make everything beer and skittles!


New players only. Min deposit £10. Bonus funds are 121% up to £300 and separate to Cash funds. 35x bonus wagering requirements apply. Only bonus funds count towards wagering requirement. £5 max. bet with bonus. Bonus funds must be used within 30 days, otherwise any unused shall be removed, 18+ T&C's Apply

21 Casino logo

♛ First Deposit Bonus: 121% up to £300 at 21 Casino

British players that join 21 Casino can enjoy games from plenty of providers and great promotions.

PRO: Mobile-friendly interface, UKGC-regulated site.

CON: No phone support.

After making your first deposit, you will be greeted with a 121% bonus up to £300. In order to benefit from these perks, you have to:

  1. Go on the casino’s page by clicking the blue button;
  2. Complete the registration form to join;
  3. Make a payment that exceeds £10.

Before making a withdrawal, you have to wager your bonus 35 times. Don’t forget to read the Terms and Conditions in order to be fully informed.

Play safe!


New players only. Min deposit £10. Bonus funds are 121% up to £300 and separate to Cash funds. 35x bonus wagering requirements apply. Only bonus funds count towards wagering requirement. £5 max. bet with bonus. Bonus funds must be used within 30 days, otherwise any unused shall be removed, 18+ T&C's Apply

Please Note:

  • By accessing the offer available on kingcasinobonus.co.uk you agree to comply with the relevant terms and condition associated with the accessed casinos through our platform and simultaneously to the terms and conditions linked to kingcasinobonus.co.uk/terms-and-conditions/.
  • Each one of the listed casinos have their own set of terms and conditions which state the given offer’s wagering requirements, expiry limit and limitations in terms of the bonus applicability for only certain games, regions and player groups. Casinos reserves the right to terminate, modify or discontinue the given promotion, terms and requirements of the given promotion.
  • Exclusive casino offers often require a code to be entered during the registration or depositing process, to access such bonuses enter the bonus code mentioned under ‘Get Bonus’.
  • Pay attention to the type of offer you access as some might be dictated to only certain player groups such as: New players only or Existing players only. Also, often wagering done on casino games such as: poker, roulette or blackjack don’t contribute to the wagering requirements related to the bonus.
  • Only players over 18 are allowed to play at online casinos by the law of England and Wales.The parties submit to the jurisdiction of the English court. You hold full responsibility for checking the laws in your jurisdiction and provide accurate information regarding your age, name and address as it might constitute an offence.
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