The Best UK Online Casinos 2025
Here are the best online casino sites in the UK, licensed by the UK Gambling Commission.
Find the best online casinos in the UK, chosen and reviewed by Mr. Gamble's expert team. We've rigorously tested each site for safety, top bonuses, fast payouts, and the best games. Trust our insider reviews to help you choose a casino that offers an exceptional gaming experience and exclusive deals.
Best UK Casinos List — Updated in January 2025
Our expert-approved casino list represents the top-performing casino operators in the industry. They have undergone a transparent and rigorous casino ranking process, setting the standard for excellence in key areas such as security, fairness, game and bonus variety, customer service, and more.
The list of the best online casinos in the UK for 2025 shows some of the best that the industry offers:
- Full terms apply | +18 | #ad | New customers only - BeGambleawareNew UK Players only. 18+ 18+. new players only. min. dep £20. max. bonus bet £5. 100% match up to £200 + 200 bonus spins on Book of Dead on your 1st deposit. Winnings from all spins credited as bonus funds and capped at £100. Bonus funds are separate to cash funds & subject to wagering requirement (40x deposit plus bonus). Only bonus funds contribute towards wagering requirement. Bonus funds must be used within 30 days, spins within 72hrs. Affordability checks & terms apply. Please gamble responsibly. BeGambleAware.org.A minimum deposit of £20 applies.Mr Gamble always insists that players gamble responsiblyShow more
- Exclusive bonusFull terms apply | +18 | #ad | New customers only - BeGambleawareNew UK Players only. 18+18+. new players only. min. dep £20. max. bonus bet £5. 150% match up to £300 + 75 bonus spins on Big Bass Bonanza on your 1st deposit. Winnings from all spins credited as bonus funds and capped at £100. Bonus funds are separate to cash funds & subject to wagering requirement (35x deposit plus bonus). Only bonus funds contribute towards wagering requirement. Bonus funds must be used within 30 days, spins within 72hrs. Affordability checks & terms apply. Please gamble responsibly. BeGambleAware.org.A minimum deposit of £20 applies.Mr Gamble always insists that players gamble responsiblyShow more
- Full terms apply | +18 | #ad | New customers only - BeGambleawareNew UK Players only. 18+A minimum deposit of £10 applies.Mr Gamble always insists that players gamble responsiblyShow more
- Full terms apply | +18 | #ad | New customers only - BeGambleawareNew UK Players only. 18+Automatically credited upon deposit. Cancellation can be requested. First Deposit Only, Min, deposit: £10. Game: Book of Dead, Spin Value: £0.1, WVR. 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 before using deposited funds. Bonuses do not prevent withdrawing deposit balance. First Deposit/Welcome Bonus can only be claimed once every 72 hours across all Casinos. Bonus Policy applies.A minimum deposit of £20 applies.Mr Gamble always insists that players gamble responsiblyShow more
- Bonus code: SPLASH100Full terms apply | +18 | #ad | New customers only - BeGambleawareNew UK Players only. 18+First deposit only. Min deposit & spend £20. Max 100 spins on Big Bass Splash at 10p per spin. Spins credited upon spend of £20. 18+ Full T&Cs apply.A minimum deposit of £20 applies.Players must use the bonus promotion code SPLASH100 in order to apply this bonus.Mr Gamble always insists that players gamble responsiblyShow more
- Bonus code: MRGAMBLEFull terms apply | +18 | #ad | New customers only - BeGambleawareNew UK Players only. 18+18+ | Play responsibly | https://www.begambleaware.org | User Agreement & Bonus T&Cs apply 1st deposit only | min deposit £10 | max bet £2 | max bonus £100 | max cashout x3 the bonus | max cashout from spin winnings £100 | x40 wagering on bonus and bonus spin winnings | 30-day bonus expiry | 24-hour bonus spins expiry | bonus is valid for selected games onlA minimum deposit of £10 applies.Players must use the bonus promotion code MRGAMBLE in order to apply this bonus.Mr Gamble always insists that players gamble responsiblyShow more
- Full terms apply | +18 | #ad | New customers only - BeGambleawareNew UK Players only. 18+A minimum deposit of £10 applies.Mr Gamble always insists that players gamble responsiblyShow more
- Full terms apply | +18 | #ad | New customers only - BeGambleawareNew UK Players only. 18+No Deposit RequiredValid Debit Card Verification Required£8 Max Win Per 10 SpinsMax Bonus Conversion £50Max Bonus Conversion equal to lifetime deposits (up to 250£)65x Wagering RequirementFull T&Cs apply hereA minimum deposit of £20 applies.Mr Gamble always insists that players gamble responsiblyShow more
- Full terms apply | +18 | #ad | New customers only - BeGambleawareNew UK Players only. 18+New players only, £10+ fund, free spins won via Mega Reel, 65x bonus wagering req, max bonus conversion to real funds equal to lifetime deposits (up to £250), T&Cs applyA minimum deposit of £20 applies.Mr Gamble always insists that players gamble responsiblyShow more
- Full terms apply | +18 | #ad | New customers only - BeGambleawareNew UK Players only. 18+New cust only. Opt in & deposit £10+ in 7 days & wager 1x in 7 days on any eligible casino game (excluding live casino and table games) for 50 Free Spins. Wagering contributions vary. Free Spins worth 10p each on Big Bass Splash. 3 day expiry. 18+. T&Cs apply.A minimum deposit of £10 applies.Mr Gamble always insists that players gamble responsiblyShow more
- Full terms apply | +18 | #ad | New customers only - BeGambleawareNew UK Players only. 18+New cust only. Opt in & Deposit £10+ in 14 days & wager 1x in 7 days on any eligible casino game (excluding live casino and table games) for 50 Free Spins. Wagering contributions vary. Free Spins worth 10p each on Big Bass Splash. 3 day expiry. 18+. T&Cs apply.A minimum deposit of £10 applies.Mr Gamble always insists that players gamble responsiblyShow more
- Full terms apply | +18 | #ad | New customers only - BeGambleawareNew UK Players only. 18+18+; new depositing players only. Welcome package split over 3 deposits: Min. 1st deposit £10. Min. 2nd and 3rd deposit £20. 35X Wagering requirement applies to match up bonus and spins. Spins credited in specific games. Spins expire after 24 hours. T&Cs apply.A minimum deposit of £10 applies.Mr Gamble always insists that players gamble responsiblyShow more
- Exclusive bonusFull terms apply | +18 | #ad | New customers only - BeGambleawareNew UK Players only. 18+18+. Available only to new players who sign up via this offer link. Deposit & Wager a minimum of £10 on any slot game to receive 100 Free Spins on Big Bass Splash. Winnings from Free Spins credited directly to cash balance. Neteller and Skrill deposits are excluded. Free Spins expire 2 days after the deposit. Further terms apply.A minimum deposit of £10 applies.Mr Gamble always insists that players gamble responsiblyShow more