Brand New Casinos UK 2021

If you’re looking for new online casinos in 2021, you’ve come to the right place! BonusFinder lists the best new casino sites of August 2021 and their casino bonuses. If you want to play at a new casino site, choose your favourite from our list of new casino sites UK below and claim its casino bonus.

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Many casinos, particularly brand new online casinos, keep sweetening their welcome bonus offers for British casino players. Besides generous bonuses, you’ll find various slot games, live casino games, table games and bingo rooms, and a fresh online gaming experience with a focus on mobile gaming and fast withdrawals. Keep reading to find out why you should play at the latest online casino sites.

We found 60 bonuses worth £16,726.60
  • Pink Casino
    5.0
    Casino Of the Month
    £10 No-Deposit Bonus
    10 Bonus Spins
    For Book of Dead
    £100 Bonus
    This bonus is 100% up to £50 + 100% up to £50
    18+, new UK players only, be GambleAware.
    T&C's apply. No deposit required, new players only. £10 paid as bonus. Claim within 3 days of registration. 7 day expiry. 50x wagering. £50 max win/withdrawal from bonus. Only bonus stakes qualify & wagering contributions vary, not all games eligible. 18+ Begambleaware.org
  • Skol Casino
    4.6
    New Casino
    250 Bonus Spins
    For Starburst
    £1,300 Bonus
    This bonus is 100% up to £300 + 75% up to £300 + 50% up to £300 + 25% up to £300 + 100% up to £100
    18+, new UK players only, be GambleAware.
    . New Players only. One bonus offer per player. Min deposit £10. Max bonus bet £5. Bonus funds must be used within 30 days & bonus spins within 10 days. Spins valid on Starburst only. Offer consists of: 1st dep: 100% up to £300 & 100 spins, 2nd dep: 75% up to £300 & 75 spins, 3rd dep: 50% up to £300 & 50 spins, 4th dep: 25% up to £300 & 25 spins, 5th dep: 100% up to £100. The 100 spins triggered on your 1st dep are credited at a rate of 25 spins per day over 4 days. Bonus spins winnings credited as bonus funds & capped at £50. For the 1st dep offer, this winning cap shall be applied to each set of 25 spins. Bonus funds separate to Cash funds and subject to 35x wagering. Terms apply. BeGambleAware.org
  • HeySpin
    4.7
    New Casino
    25 Bonus Spins
    For Starburst
    £25 Bonus
    This bonus is 100% up to £25
    18+, new UK players only, be GambleAware.
    Terms and Conditions apply. New Players only. +18. Min deposit £20. Wagering requirement apply 35x. Offer valid for 24hr
  • PlayUK
    4.7
    New Casino
    100 Bonus Spins
    For Starburst
    £100 Bonus
    This bonus is 100% up to £100
    18+, new UK players only, be GambleAware. Full Terms Apply
    First deposit only. Min deposit £10. 100% Bonus Match on 1st deposit, max £100 bonus & 100 bonus spins on Starburst. 40x wagering(dep+bonus). 40x on spins, 4x conversion, bonus valid on selected slots. T&C’s apply.
  • Pokerstars Casino
    5.0
    New Casino
    100 Bonus Spins
    For Diamond Stars Classic, Stars Invaders Classic, Tomb of Ra Classic, Sticky Fruits Classic, Football Frenzy, Grabba Dabba Dough, Royal Rush
    Use code CASINO100  Deposit £10 with code ‘CASINO100’. Then bet £10 on any casino games for 100 Free Spins.
    18+, new UK players only, be GambleAware.
    New casino players only. Min. £10 deposit with code ‘CASINO100’, debit card only. Valid on 7 slots. 7-day expiry. All spins must be used before cashout allowed. Terms apply.
  • PlayToro
    4.6
    New Casino
    25 Bonus Spins
    For Wild Toro
    £50 Bonus
    This bonus is 100% up to £50
    18+, new UK players only, be GambleAware.
    First Deposit Only. Min. deposit: £10, max. Bonus £50. Game: Wild Toro, Spin Value: £0.2. WR of 30x Deposit + Bonus amount and 60x Free Spin winnings amount (only Slots count) within 30 days. Max bet is 10% (min £0.10) of the free spin winnings and bonus 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.
  • Grosvenor Casino
    4.1
    £30 Bonus
    This bonus is 150% up to £30
    18+, new UK players only, be GambleAware.
  • Kerching
    4.2
    150 Bonus Spins
    For Starburst, Aloha! Cluster Pays, Finn and the Swirly Spin
    £500 Bonus
    This bonus is 100% up to £100 + 50% up to £100 + 50% up to £300
    18+, new UK players only, be GambleAware. Full Terms Apply
    First 3 deposits only, Min deposit £10, max total bonus £500 & 150 spins, 30x wagering (dep + bonus), 30x on spins, 4x conversion, Bonus and spins valid on selected slots only, Full T&Cs apply.
  • 21.co.uk
    4.0
    £10 No-Deposit Bonus
    £100 Bonus
    This bonus is 100% up to £50 + 100% up to £50
    Deposit bonus only eligible for live casino.Deposit bonus only eligible for live casino.
    18+, new UK players only, be GambleAware. Full Terms Apply
    T&C's apply. No deposit required, new players only. £10 paid as bonus. Claim within 3 days of registration. 7 day expiry. 50x wagering. £50 max win/withdrawal from bonus. Only bonus stakes qualify & wagering contributions vary, not all games eligible. New players only across two deposits. Cash rewards have 7 days from registration to opt-in from “My Promotions” page & each with 7 days wagering. Deposit £10, £25 or £50 & wager 75x. Only cash stakes on live games qualify & wagering contributions vary. 18+ Begambleaware.org
  • Casino Casino
    4.0
    £100 Bonus
    This bonus is 100% up to £100
    + always 10% cashback
    18+, new UK players only, be GambleAware.
    New players only. Minimum deposit £10. Wagering 40x bonus. Max bet £5 with bonus funds- Live casino play excluded with bonus. 100% up to £100 bonus on 1st deposit. Welcome bonus excluded for players depositing with Skrill or Neteller. No max cash out on deposit offers. Always 10% cashback applies to deposits where no bonus is included. Eligibility is restricted for suspected abuse.
  • 21Casino
    4.1
    £300 Bonus
    This bonus is 121% up to £300
    18+, new UK players only, be GambleAware.
    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. Terms Apply.
  • Buzz Bingo
    4.2
    110 Bonus Spins
    For Midnight Wilds
    Deposit & Stake £20 on Midnight Wilds slot game: Get 110 Bonus Spins on Midnight Wilds slot at 5p (5 lines x 1p) per spin. Deposits must be made via debit card or apple pay only.
    18+, new UK players only, be GambleAware.
    First depositors only. Deposit & Stake £20 on Midnight Wilds slot game: Get 110 Bonus Spins on Midnight Wilds slot at 5p (5 lines x 1p) per spin. Jackpot cannot be won when using free spins. Customers will also be eligible for existing standard sign up bonuses if they stake an additional £10 on Bingo, see T&Cs for details. £5 min. withdrawal on winnings. T&Cs apply. 18+ BeGambleAware.org. Please play responsibly.
  • LuckyLouis
    4.0
    50 Bonus Spins
    For Book of Dead
    18+, new UK players only, be GambleAware. Full Terms Apply
    First Deposit Only. Min. deposit: £10. Game: Book of Dead, Spin Value: £0.5, Max Free 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). Free Spins must be used before deposited funds. First Deposit/Welcome Bonus can only be claimed once every 72 hours across all Casinos. Bonus Policy applies.
  • Monster Casino
    4.1
    £5 No-Deposit Bonus
    50 Bonus Spins
    For Starburst
    £500 Bonus
    This bonus is 200% up to £50 + 100% up to £200 + 50% up to £250
    18+, new UK players only, be GambleAware. Full Terms Apply
    New Players Only, Max. Conversions €/£20, Only on Shamrock 'n' Roll, Mayan Marvels and Candy Swap, 100x Wagering, Age and Address Verified Players only, T's & C's apply
  • Coral
    4.1
    £50 Bonus
    This bonus is 500% up to £50
    18+, new UK players only, be GambleAware.
    New customers only. Bonus must be accepted with 48 hours and has 40 x wagering reqs (certain games only). Paypal and certain deposit methods excluded. Bets covering >70% of Roulette table don't count to wagering. Free spins value £0.10. No wagering reqs apply. Bonus valid for 30 days (bonus and winnings removed). Free spins valid on selected games only. T&C's apply.
  • Slotnite
    4.6
    200 Bonus Spins
    For Aloha - Cluster Plays + Gonzo's Quest + Temple of Nudges
    £500 Bonus
    This bonus is 100% up to £250 + 50% up to £200 + 50% up to £50
    18+, new UK players only, be GambleAware.
    New players only. One offer per player. Min Dep £10. Max bonus bet £5. 1st dep offer is 100% up to £250 + 100 Bonus spins on Aloha Clustes Pays. Spins expire after 10 days, funds after 30 days. Bonus funds separate to cash. Wager Req of 35x Deposit + Bonus apply. Terms Apply. BeGambleAware.org
  • 21 Prive Casino
    4.8
    200 Bonus Spins
    For Starburst, Gonzo's Quest
    £1,300 Bonus
    This bonus is 100% up to £300 + 75% up to £300 + 50% up to £300 + 25% up to £300 + 100% up to £100
    18+, new UK players only, be GambleAware.
    New players only. One offer per player. Minimum deposit of £20. Max bonus bet £5.Bonus funds must be used within 30 days and bonus spins within 10 days, otherwise any unused shall be removed. 200 Bonus spins are valid on the following games only: Gonzo’s Quest and Starburst. Bonus spins to be credited at a rate of 40 bonus spins per day over five days, triggered on your first deposit. Bonus spins winnings credited in the form of bonus funds and capped at £100. Bonus match offers are 100% of your first deposit up to £300. 75% of your second deposit up to £300, 50% of your third deposit up to £300, 25% of your fourth deposit up to £300, 100% of your fifth deposit up to £100. Bonus funds are separate to cash funds and are subject to 35x wagering on the your bonus funds only. Terms apply. BeGambleAware.org
  • Hello Casino
    4.8
    50 Bonus Spins
    For Gonzo's Quest, Starburst + Asgardian Stones, Bloodsuckers 2
    £500 Bonus
    This bonus is 100% up to £100 + 50% up to £250 + 50% up to £150
    18+, new UK players only, be GambleAware.
    New players only. One offer per player. Min Dep £10. Max bonus bet £5- 1st dep offer is 100% up to £100 + 25 Bonus spins on Gonzo’s Quest or Starburst. Spins expire after 10 days, funds after 30 days. Bonus funds separate to cash. Wager Req of 35x Deposit + Bonus apply. Terms Apply. BeGambleAware.org
  • Dr Slot
    4.8
    20 No-Deposit Spins
    For Fire and Gold
    100 Bonus Spins
    For Fire and Gold
    £1,000 Bonus
    This bonus is 300% up to £50 + 200% up to £100 + 100% up to £200 + 100% up to £200 + 50% up to £450
    18+, new UK players only, be GambleAware. Full Terms Apply
    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
  • Casino 2020
    4.6
    £20 No-Deposit Bonus
    400 Bonus Spins
    For Cleopatra's Prizes
    £300 Bonus
    This bonus is 100% up to £100 + 200% up to £200
    up to 20 free spins upon registration and verification
    Up to £20 welcome bonus & up to 20 free spins upon registration and verification
    18+, new UK players only, be GambleAware. Full Terms Apply
    Up to 400 (18p) free spins on first deposit, awarded over 20 days. Expires 00:00 daily. Locked to Cleopatra’s Prizes. 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
  • £100 Bonus
    This bonus is 100% up to £100
    Up to 50 Free Spins as No Deposit Bonus after registering account