Top 20 Online Casinos UK – View 20 best online casinos for UK players

With the online casino world busier than ever before, we’ve made it easier for Brits to get a taste of the action with our very own top 20 online casinos UK. Open up the following selection of our 20 best online casinos to see who we’ve chosen.

New platforms with a UK Gambling Commission license are popping up all over. But with so many options, how do British players distinguish top online casinos in UK from the average?

This compelled us to select our top 20 online casinos UK for Casino Professor. All our chosen sites have the basics in place – plenty of games from good providers, strong security, support for desktop and mobile devices etc – but the very best sites offer more than just that.

Therefore, we’ve carefully picked out each site for a reason – and we explain exactly why we think they are one of the top 20 UK casinos currently. Are you sitting comfortably?

1. MrQ Casino

MrQ Casino

No Deposit Bonus

10 FS + 6 Bingo tickets (no wager!)

First Deposit Bonus

EXCL: 20 Free Spins -- code: QUEEN20

Play

18+ | Gamble responsibly | BeGambleAware.org | Full T&Cs apply

Players who have successfully verified their mobile phone number and completed age verification will be credited 10 free spins on Midas Golden Touch, 10p per spin, no maximum win. First deposit only. Min deposit & spend £10. Max 20 spins on Scarab Queen at 25p per spin. Spins credited upon spend of £10. Full T&Cs apply.

One of the most highly rated sites on our UK online casinos list is MrQ Casino. They are extremely popular with British players and have really developed their library of casino games, most recently with the addition of live casino tables in August 2021. We’ve also managed to get an exclusive offer to get you off on the right track.

Why MrQ Casino? They are one of our best casino sites with no wagering requirements. Why? Because they’ve scrapped wagering requirements completely – so everything you win at this site is yours to keep immediately.

2. LeoVegas Casino

LeoVegas Casino

No Deposit Bonus

10 Free Spins -- No wagering

First Deposit Bonus

-

Play

18+ | Gamble responsibly | BeGambleAware.org | Full T&Cs apply

T&Cs apply. New players only. No deposit needed. 3 days to claim & 3 day expiry. 10x free spins worth 10p on Book of Dead. 18+ BeGambleAware.org.

LeoVegas has been a fantastic site for UK players for many years. They pioneered the idea of mobile casino and led the way for the rest to follow on smartphones and tablets. They are a certain addition to our top 20 online casinos UK with ease.

Why LeoVegas Casino? LeoVegas have exclusive slots that can only be played on their site.

3. PokerStars Casino

PokerStars Casino

No Deposit Bonus

50 Free Spins (no wager)

First Deposit Bonus

Spend £10 = 100 FS (no wager)

Play

18+ | Gamble responsibly | BeGambleAware.org | Full T&Cs apply

New casino players only. Valid on 7 slots. 7-day expiry. All spins must be used before cashout allowed. For deposit offer min. £10 deposit with code ‘CASINO100’, debit card only. Terms apply.

PokerStars Casino have really put together an all-round experience. Their casino platform has improved dramatically in the past few years, with more slots and games being added. They’re another nice addition to our 20 best online casinos UK.

Why PokerStars Casino? – You are treated to a great no deposit bonus of free spins which has no wagering – so you can play free slots with no deposit or card details to win real money!

4. Duelz Casino

Duelz

No Deposit Bonus

-

First Deposit Bonus

100% up to £100 + 100 FS

Play

18+ | Gamble responsibly | BeGambleAware.org | Full T&Cs apply

18+ new players only. Min deposit: £20. Max £100 bonus. Max bet with active bonus: £2. Wagering required 100% match bonus: 30x deposit + bonus. Max win from welcome bonus: £500. 100 Free Spins are given out 20 per day on Book of Dead for 5 days in a row. Max Free Spins winnings: £100. Free Spins winnings credited as bonus money with 45x wagering & 3 days expiry. Deposit bonus & Free Spins wins are forfeited 30 days after bonus is credited if the wagering is not met. Game weighting and restrictions apply. Play Responsibly. www.begambleaware.org

It’s a bold move to include new online casinos into this 20 best online casinos UK collection. However, Duelz Casino more than meets the requirements! After launching in the UK during May 2021, you can enjoy plenty of slots, speedy payments at this fast payout casino UK, and adventure type gameplay.

Why Duelz Casino? Compete in slot battles against other players for rewards.

5. LV Bet Casino

LV BET

No Deposit Bonus

EXCL: 10 Spins -- promo code: BEASTS

First Deposit Bonus

-

Play

18+ | Gamble responsibly | BeGambleAware.org | Full T&Cs apply

18+. 10 LV SPINS (0.20£ each) on Beasts of Fire slot. Enter the BEASTS promo code under the Balance and Bonuses->Promo Code page. Wagering req. 35x which must be fulfilled on Play'n GO. Max transferable *or withdrawable of €/£50 upon completion of the wagering req. Valid until 31/01/2022 23:59 CET. Country limitations and other *T&Cs Apply. Gamble Responsibly. Begambleaware.org. Gamblingtherapy.Org

LV Bet is a fantastic addition to our top 20 online casinos UK list due to the sheer number of games they offer. Play all the classic entertainment – slots, live, table etc – with sports betting included too for one of the best British gambling sites as a whole.

Why LV Bet Casino? – You can deposit and play using a variety of methods – and they recently became part of the elite PayPal casinos in the UK.

6. Casumo Casino

Casumo

No Deposit Bonus

-

First Deposit Bonus

100% up to £100 + 20 Bonus Spins

Play

18+ | Gamble responsibly | BeGambleAware.org | Full T&Cs apply

18+. New UK Players only. Opt-in required. 20 Bonus Spins on Book of Dead. 100% Deposit Bonus up to £100 on first deposit. Min deposit £10. 30x wagering on Bonus Spins and Deposit Bonus. Game weighting applies. Max £5/spin or £0.50/line or £50/round (live casino). 30 days expiry. Applies only with bonus link. T&C’s Apply. Please gamble responsibly • www.begambleaware.org

The birth of the so-called adventure casino happened in 2012 with the launch of Casumo. This completely new experience revolutionised iGaming, with players embarking upon a journey in order to get rewards. Casumo have since racked up multiple awards for their efforts (Casumo Wikipedia – Awards).

Why Casumo Casino? There’s nothing like a trendsetter, so Casumo sailed into our best British online casinos for how they’ve shaped online casino entertainment.

7. Dr Slot Casino

Dr Slot

No Deposit Bonus

Up to 20 Free Spins

First Deposit Bonus

Up to 100 Free Spins + up to £1000 Welcome Bonus

Play

18+ | Gamble responsibly | BeGambleAware.org | Full T&Cs apply

18+. New players only. Up to 20 (18p) free spins (FS) on Fire and Gold at registration (Max Withdrawal £50). Up to 100 FS on first deposit, awarded in sets over 10 days. 24hr expiry. Locked to Fire and Gold. Up to £1000 deposit match on first 5 deposits. Min £10 deposit. Dep1: up to 300%, Max £50. Dep2: up to 200%, Max £100. Dep3: up to 100%, Max £150. Dep4: up to 100%, Max £200. Dep5: up to 50%, Max £500. Bonuses and FS winnings subject to 40x wagering requirement. Withdrawing qualifying deposit excludes player from promotion. T&Cs apply, BeGambleAware.org

Another new site that’s good enough to be one of our top 20 online casinos UK is Dr Slot. They happen to be one of the few pay by phone casinos available in the UK, and they also run special social media campaigns for extra treats.

Why Dr Slot Casino? – It’s a completely different casino experience to what you’re used to as they only offer slots that they’ve developed.

8. Yeti Casino

Yeti Casino

No Deposit Bonus

23 Extra Spins

First Deposit Bonus

100% up to £111 + 77 FS

Play

18+ | Gamble responsibly | BeGambleAware.org | Full T&Cs apply

New customers only, min deposit £10, wagering 60x for refund bonus, max bet £5 with bonus funds. Free Spins bonus has x40 wagering. 23 free spins on registration (max withdrawal is £100). 100% refund bonus up to £111 + 77 spins on 1st deposit. No max cash out on deposit offers. Welcome bonus excluded for players depositing with Ecopayz, Skrill or Neteller. Full T&Cs apply.

Not all of the top 20 online casinos UK are some that you’d expect, but they’ve all been included on pure merit! Take Yeti, for example – a gambling site which doesn’t take itself too seriously, hence the name! You’ll find the same quality slot providers though, with regular promotions to see you through.

Why Yeti Casino? Get things off to a great start with no deposit Starburst free spins.

9. Bonus Boss Casino

Bonus Boss Casino

No Deposit Bonus

Up to 100 Free Spins

First Deposit Bonus

Up to 100 Free Spins + up to £300

Play

18+ | Gamble responsibly | BeGambleAware.org | Full T&Cs apply

18+. New Players only. -- No Deposit Bonus: Up to 100 (18p) locked free spins to use on The Spinfather. Win paid as bonus credit via lobby game. 40x wagering requirement. 7 day expiry. £50 Max withdrawal from bonus win. -- Deposit Bonus: Up to £300 Deposit Bonus available via 2 deposit boosts. Deposit 1: Up to 200% (Max Bonus £100), Deposit 2: Up to 100% (Max Bonus £200). Min deposit and stake £10. Up to 50 (15p) locked free spins (FS) to use on Supernova Crush. Up to 50 (20p) locked FS to use on Coins of Fortune. 40x wagering requirement on bonuses and FS wins. Win paid as bonus credit -- T&Cs apply. BeGambleAware.org

The Bonus Boss Casino provides unique slots and casino games that can’t be played at any other site. You can spin away on something new nearly every month too, as that’s the average time it takes for a new game to be released.

Why Bonus Boss Casino? Get the big welcome package outlined above, along with promotions for existing players.

10. PlayOJO Casino

PlayOJO

No Deposit Bonus

--

First Deposit Bonus

EXCL: 80 FS -- no wager!

Play

18+ | Gamble responsibly | BeGambleAware.org | Full T&Cs apply

This offer is only available for first time depositors. Min deposit is £10. 50 Free Spins on Book of Dead. Spin Value: £0.10. After your first deposit you may claim your 30 Extra Free Spins by visiting the Kicker Section. No min withdrawal. This offer cannot be used in conjunction with any other offer. This offer is only available for specific players that have been selected by PlayOJO. OJO’s Rewards and Game Play policy applies.

Known as “the fair casino”, PlayOJO have seen their popularity explode after they got rid of playthrough requirements once and for all. They also allow you to get bonuses using e-wallets such as PayPal (which many others don’t) and have a lot of quality games from big providers.

Why PlayOJO Casino? – Every single bonus you get will be wager free. Sign up and get free spins for adding card right away. Perfect!

11. Casino 2020

Casino 2020

No Deposit Bonus

Up to £20 + up to 20 Free Spins

First Deposit Bonus

Up to 400 Free Spins + up to £300

Play

18+ | Gamble responsibly | BeGambleAware.org | Full T&Cs apply

18+. New players only. Up to £20 bonus and up to 20FS (18p) locked to Cleopatra’s Prizes at registration (Max withdrawal £50). Up to 400 FS on first deposit for Cleopatra’s Prizes over 20 days, Min dep £10. Expires 00:00 daily, Up to £300 deposit match. Min deposits £10. Dep1: Up to 100%, Max £100. Dep2: up to 200%, Max £200. Bonus and FS winnings subject to 40x wagering requirement. Withdrawing qualifying deposit excludes player from promotion. T&Cs apply. BeGambleAware.org

Casino 2020? Yep, although that year has already passed, we have been mightily impressed by what we’ve seen and are happy to add them as an entry into the top 20 UK casinos. They’ve got a pretty unique product – offering slot games that can only be found on their site.

Why Casino 2020? They create their own casino games in-house (tested for fairness of course), so you’re certain to play unique slots that can’t be found anywhere else.

12. Cashmo Casino

Cashmo Casino

No Deposit Bonus

Up to 50 Free Spins

First Deposit Bonus

Up to 150 FS + Up to £500 Welcome Bonus

Play

18+ | Gamble responsibly | BeGambleAware.org | Full T&Cs apply

18+ New players only. Up To 50(18p) Free Spins (FS) awarded at registration. Up to 100 FS after first deposit via 3 deposit boosts. Dep1: Up To 20FS. Dep2: Up To 30FS. Dep3: Up To 50FS. FS for Rainbow Slots awarded via lobby game. Up to £500 Welcome Bonus available via 3 deposit boosts. Dep1: Up To 200% deposit match, £100 max bonus. Dep2: Up To 150% deposit match, £100 max bonus. Dep3: Up To 100% deposit match, £300 max bonus. 40x wagering requirement on bonuses and FS wins. FS have 7 day expiry. Deposit match 30 day expiry. Min deposit £10. Max withdrawal without deposit £50. Withdrawing Unspent Qualifying Deposit excludes the player from these promotions. T&Cs apply, BeGambleAware.org

Cashmo has unique slots and games that can’t be found anywhere else, making them an easy addition to the top 20 online casinos UK. They’ve also got many popular payments and have a pretty quick payout time on average.

Why Cashmo Casino? – Get many promotions for existing players after you’ve signed up, including no deposit offers from time to time.

13. Unibet Casino

Unibet

No Deposit Bonus

-

First Deposit Bonus

Deposit £10 -- Get £40

Play

18+ | Gamble responsibly | BeGambleAware.org | Full T&Cs apply

18+. BeGambleAware.org. New Customers Only. Minimum deposit £10. 35x wagering requirement apply. Bonus will expire 30 days after opt-in. Further T&Cs apply.

Another of the best British online casinos is the well-known Unibet. They know what UK players want too with games like Slingo and scratch cards available which are popular with British players. You can browse through Unibet’s vast selection of titles to find what you want to play, with plenty of flexible payment options too – such as being a £5 minimum deposit casino.

Why Unibet Casino? – One of the few sites offering Slingo, a cross between slots and bingo which is very popular with British players. So, not only are they one of our 20 best UK casinos but they’re also one of the best Slingo sites you can try.

14. Playzee Casino

Playzee Casino

No Deposit Bonus

-

First Deposit Bonus

100% up to £300 + 100 Spins

Play

18+ | Gamble responsibly | BeGambleAware.org | Full T&Cs apply

18+. New players only. Min Deposit £20 Max Bonus Bet £5 Winnings from spins capped at £50 100 Zee Spins valid on Starburst (first 10 credited immediately upon first deposit; rest credited at 07:00 GMT at 10/day). Spins must be used by 23:59 GMT of the day on which they are credited to player account, any unused shall be removed. Bonus funds must be used within 30 days. Bonus funds are separate to Cash funds, and subject to 35x wagering (bonus + cash). Terms apply. Play Responsibly. BeGambleAware.org

The 2018-launched Playzee is well worth their inclusion as one of the Professor’s top 20 online casinos UK to play at. Their live chat is supportive and helpful, while you can also deposit via PayPal or Boku.

Why Playzee Casino? You can choose extra casino bonuses with add-ons from their Promotions page.

15. William Hill Casino

William Hill Casino

No Deposit Bonus

EXCL: 100 Free Spins (no wager)

First Deposit Bonus

-

Play

18+ | Gamble responsibly | BeGambleAware.org | Full T&Cs apply

New customers only. Max 100 free spins at 10p/spin. Spins expire 24 hours from issue. Max redeemable amount £30. Available on selected Megaways™ slots. Terms and conditions apply.

Being one of the most popular UK bookmakers around, you couldn’t really have a 20 best UK online casinos selection without William Hill Casino, right? Well, to be honest, we aren’t interested in what fits the bill aesthetically – it’s all about casino for us. Luckily, William Hill have made major upgrades to their slots play recently and have a dedicated casino bonus above for new players.

Why William Hill Casino? Join for a big batch of free spins no deposit at this top 20 online casino UK.

16. NetBet Casino

NetBet

No Deposit Bonus

EXCL: Up to 100 FS -- code: WHEEL

First Deposit Bonus

Up to 500 FS -- code: NBWELCOME500

Play

18+ | Gamble responsibly | BeGambleAware.org | Full T&Cs apply

New UK certified players | Valid mobile number required | No minimum deposit | 1 to 100 Starburst XXXtreme Free Spins randomly allocated | 40 times wagering on winnings | Ends 31.3.2022 | T&Cs apply

The next of our top 20 online casinos UK is NetBet. They have been around for many years but still offer a great casino experience for British players. You can get the above UK bonus when signing up as a new player.

Why NetBet Casino? Enjoy a variety of slots and casino games, alongside a sports betting platform for all different types of gambling under one roof.

17. 777 Casino

777 Casino

No Deposit Bonus

150 Free Spins

First Deposit Bonus

100% up to £200

Play

18+ | Gamble responsibly | BeGambleAware.org | Full T&Cs apply

New players only • No Deposit Offer: Free Spins (FS) & bonus for selected games only • FS expire in 14 days • FS wins credited as bonus & capped at £7, excl. JP wins • Pre-1st deposit only: Bonus wins & max redeemable amount capped at £100, excl. JP wins • Deposit Bonus Offer: FreePlay (FP) wins credited as bonus & capped at amount received, exc. JP win • Valid for selected games • Bonus wins capped at £500, excl. JP wins • 50x wagering -req. vary by game • Bonus expires in 90 days • Country restrictions apply • Full T&Cs apply

777 have two offers for new UK players – the above 77 free spins upon registration or else they are also our best £20 free no deposit casino (visit this page for this offer). You can use either of these bonuses on their exclusive in-house games so you can try out different games.

Why 777 Casino? They also have one of the biggest welcome bonuses around (as you can see above), which paved the way for their entry into our top 20 UK casinos!

18. Mr Green Casino

Mr Green

No Deposit Bonus

50 Free Spins

First Deposit Bonus

-

Play

18+ | Gamble responsibly | BeGambleAware.org | Full T&Cs apply

18+. Play Safe. New UK customers only. Opt-in required. 1x per customer. Free Spins on Lucky Mr Green only. Max. 50 free spins at £0.10/spin with 35x wagering. Spins expire 72 hours after issue. Game, country, currency, player restrictions and terms apply.

One of the UK’s most popular sites, so they had to make their way onto our list of best British online casinos in our view. They offer a wide range of top quality games from popular providers, and they continue to improve their platform for players – despite being around for several years.

Why Mr Green Casino? They have their own exclusive slots made just for them, so you can play unique games here.

19. Casino.com

Casino.com

No Deposit Bonus

-

First Deposit Bonus

100% up to £100 + 200 FS

Play

18+ | Gamble responsibly | BeGambleAware.org | Full T&Cs apply

New customers. Min deposit £20. 40 free spins on first deposit. 160 free spins after first deposit (20 per day). Max win £100. 20x wagering. Deposit bonus 40x wagering. Expires 30 days from issue. Eligibility, game, platform, payment restrictions and T&Cs Apply.

Casino.com has a lot to live up to but they offer a wide selection of games and other features which more than meet the needs of such a name. You can get in touch with their support team 24/7, with loads of different casino promotions throughout the week.

Why Casino.com? – Relatively low wagering is attached to your welcome bonus, making it very attractive (see: How to beat wagering requirements)

20. Mansion Casino

Mansion Casino

No Deposit Bonus

-

First Deposit Bonus

100% up to £200

Play

18+ | Gamble responsibly | BeGambleAware.org | Full T&Cs apply

New customers only. Minimum deposit £20, maximum bonus £200. Wager 40x before withdrawing. Game weighting applies. Max bonus betting limit – Slots: £5, Other Games: 10% of bonus amount. T&Cs apply.

Another that you might not think of as your classic top 20 UK casinos entry, but let us change your mind on that. Mansion Casino have a nice welcome bonus for new UK players (listed above), and accept PayPal payments for safe and secure transactions.

Why Mansion Casino? They have many promotions for existing players – so there will be plenty more offers you can take advantage of once you’ve signed up.