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Best New Online Casinos 2025 – Bonuses, Apps & Top UK Sites

Every year, the UK online casino market welcomes at least 10 brand-new platforms, offering players fresh opportunities to explore innovative slots, niche types of games, eye-catching designs, and exciting bonuses. While some independent gambling platforms may not stand the test of time, the allure of new casinos lies in their promise of better promotions, newer games, and faster payouts. At offersbet.co.uk, we love discovering new brands that push the boundaries of design and user experience, giving players a chance to experiment with interfaces and layouts that feel modern and engaging.

For 2025, we’ve carefully researched and selected 14 the most promising new UK casinos that are worth trying. Here’s the list, including the newest mobile casinos, bonuses, and why these real money online platforms are set to shine.

List of New Casinos for 2025

  • Megariches.com – new in UK
  • 7bet Casino
  • Midnite Casino
  • PricedUp.com – new app
  • Myriadplay
  • Casinomite.com
  • Gentlemen Jim Casino
  • NRG.bet Casino
  • Onyxslots.com
  • Slotsrush.com
  • Betrino Casino
  • Rollbit.co.uk
  • Gladiator.Bet
  • HotWinsCasino.com

We like playing slot games on a laptop simply because of a bigger screen and better sound. Do you prefer playing on your phone? Here you go:

List of New Casino Apps for 2025

  • Midnite Casino App
  • Gentlemen Jim Casino App
  • SlotsRush App
  • Casinomite App
  • HotWins Casino App

Of course, new casinos always come with new player bonuses. Here we selected the best promotions for claim in 2025:

New Casino Bonus Sites for 2025

BrandBonusPromo Code
PricedUp.com90 Bonus Spinsbet30get90
Midnite Casino100 Bonus SpinsBETGETCASINO
Casino NRG80 Bonus Spinsnrg80
7bet Casino100% up to £50Get Bonus!
SlotsRushUp to 50 Bonus SpinsClaim!
Casinomite100% up to £100Deposit!
HotWins Casino200% up to £50 + 50 Bonus SpinsWIN200
Onyx Slots CasinoUp to 20 Bonus SpinsVisit New Site!
Gentlemen Jim Casino20 Bonus Spinsbigbassspins
Betrino Casino200% up to £50Play!

Bonuses are always nice. Some of the deals cannot be secured without inserting the right code. Check out our page with the relevant and valid casino codes for 2025 here. Use AGRIALTO, for example, to claim your 200 free spins.

Why New Casinos Are Worth Exploring

New platforms like Midnite Casino and HotWinsCasino.com bring several advantages compared to older, established sites like Bet365 or Betfred.

  • Enhanced Bonuses: New casinos often provide higher bonuses with lower minimum deposits, such as PricedUp.com’s 90 bonus spins for just a £30 deposit. These offers are designed to attract new players with better value.
  • Modern Interfaces: Unlike traditional platforms, new casinos focus on usability and modern designs, offering smoother navigation and a more engaging experience, especially on mobile apps.
  • Faster Withdrawals: Many of the listed casinos prioritise quicker payouts, ensuring players can enjoy their winnings without long delays.
  • Exclusive New Games: New sites often partner with top developers to feature the latest slot games, such as Big Bass Xmas Xtreme and Treasure Tiles Scarab, providing a fresh real cash gaming.

Most Loved Casino of 2025

In our opinion, HotWinsCasino.com is set to be the most loved new casino by UK players in 2025. With its generous 200% welcome bonus up to £50 plus 50 bonus spins, it appeals to both slot enthusiasts and casual players. The low £20 minimum deposit and inclusion of 2,500 games make it a versatile platform for all preferences. Its user-friendly app and fast withdrawals further enhance its appeal.

Best Bonus Conditions

Among the listed sites, Midnite Casino stands out with its 100 bonus spins on Big Bass Splash and no wagering requirements on winnings from spins. This is a rare feature that makes it easier for players to enjoy real cash prizes without restrictive terms.

Benefits of New Casinos

Compared to older sites like Double Bubble Bingo, Grosvenor or Monopoly Casino, new casinos provide:

  • Fresh Experiences: Modern designs, new features, and exclusive games.
  • Tailored Offers: Bonuses aimed at rewarding both new and returning players.
  • Player-Focused Approach: Faster customer support and quicker payouts.

Why These Brand New Casino Sites

HotWinsCasino.com

We selected HotWinsCasino.com for its incredibly generous welcome bonus of 200% up to £50 + 50 bonus spins, making it one of the most appealing offers for UK players in 2025. Its library of over 2,500 games, fast withdrawals, and mobile-friendly interface make it a standout for both casual and serious gamers. The platform’s sleek design and easy navigation ensure a seamless experience across all devices.

Midnite Casino

Midnite Casino made our new casino 2025 UK list for its unique no-wagering bonus on free spins, allowing players to enjoy real cash winnings without restrictions. With 1,600 games, including Big Bass Splash and top Slingo titles, it’s ideal for players seeking variety. Its smooth mobile app and excellent customer support also set it apart from other new platforms.

SlotsRush.com

We included SlotsRush.com for its focus on delivering a simple yet rewarding gaming experience with up to 50 bonus spins on a minimum £10 deposit. The platform boasts 800 games, including popular progressive slots and daily jackpots. Its user-friendly design and fast-loading mobile site make it perfect for players who enjoy gaming on the go.

New Betrino Casino

Betrino Casino stands out for its 200% welcome bonus up to £50, offering fantastic value for new players with only a £20 minimum deposit. With a massive collection of over 2,700 games, including new slots and live casino options, Betrino is perfect for those seeking endless variety. Its modern interface and commitment to regular updates ensure it remains exciting for UK players.

PricedUp.com

We chose PricedUp.com for our new casino apps selection for its innovative approach to bonuses, offering 90 spins with a £30 deposit and a low 10x wagering requirement on winnings. With 300 curated games and fast payout processing, this platform is perfect for casual players looking for straightforward rewards. Its bright design and focus on user experience make it a fresh addition to the UK market.

  • Betfred Sign-up Bonus: Bet £10 Get £50 in Free Bets
    5.0 rating based on 1 rating
    18+, BeGambleAware.org.

    Betfred Sign-up Bonus: Bet £10 Get £50 in Free Bets. New customers only. Register with BETFRED50. Deposit £10+ via Debit Card and place first bet £10+ at Evens (2.0)+ on Sports within 7 days to get 3 x £10 in Sports Free Bets & 2 x £10 in Acca Free Bets within 10 hours of settlement. 7-day expiry. Eligibility & payment exclusions apply. Full T&Cs apply.

    | Read Betfred review
  • 10bet Casino: Get 50% welcome bonus up to £250
    4.8 rating based on 1 rating
    18+, BeGambleAware.org.

    10bet Casino: Get 50% welcome bonus up to £250. Activate a 50% bonus up to £250 at 10Bet Casino with code CASINO, requiring a 50x wager on selected games within 30 days, excluding e-wallet deposits, for new players only.

    | Read 10bet Casino review
  • Rialto Casino: Get up to £200 and Free Spins
    4.9 rating based on 1 rating
    AGRIALTO
    18+, BeGambleAware.org.

    Rialto Casino: Get up to £200 and Free Spins. Code: AGRIALTO. Welcome bonus package on first 3 deposits 1st Dep. Min £20. USE CODE RIALTOGBMLR. Max bonus £100. 40x wagering (bonus & deposit). max bonus to cash 5x. Free Spins: 50 Free spins. 25x wagering. Max bonus to cash £25. Claim once. See full T&Cs for 2nd & full T&Cs for 3rd Deposit offers. Full T&Cs apply.

    | Read Rialto review
  • Lucky Vip Casino Bonus: up to £100 + £7 Live Casino Offer & Free Spins
    4.9 rating based on 1 rating
    AGVIP
    18+, BeGambleAware.org.

    Lucky Vip Casino Bonus: up to £100 + £7 Live Casino Offer & Free Spins. Code: AGVIP. Terms: Minimum 1st dep of £20 to get £100% up to £100 on selected match slots; 40x wagering requirement (Dep + Bonus) & MCR x5 for Bonus + Guaranteed Live bonus wheel up to £7. Live Casino Bonus and Winnings are playable on selected Live Games. 20x WR, convertible to real cash x5 bonus amount. Full terms here.

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  • bet365 Casino Bonus: Get 100 Spins
    4.8 rating based on 1 rating
    365GMBLR
    18+, BeGambleAware.org.

    The Bet365 casino code for 100 free spins bonus is 365GMBLR. Terms: New customers only. Min deposit £10. Bet Credits are available for use upon settlement of bets to the value of the qualifying deposit. Min odds, bet and payment method exclusions apply. Returns exclude Bet Credits stake. Time limits and T&Cs apply. The bonus code 365GMBLR can be used during registration but does not change the offer amount in any way.

    | Read bet365 Casino review
  • Betarno Sign-Up Bonus: Bet £15 Get £10 in Free Bet
    4.7 rating based on 1 rating
    18+, BeGambleAware.org.
    Betarno Sign-Up Bonus: Bet £15 Get £10 in Free Bet. The promo code is optional. Terms: New Players Only. Min £15 qualifying bets, stake not returned. Free bet – one-time stake of £10, min odds 1.5, stake not returned. 1X wager the winnings. Wager from real balance first. Wager calculated on bonus bets only. Max conversion: £200. Valid for 7 Days from receipt. Limited to 1 sport & 5 casino brand/s within the network. Withdrawal requests void all active/pending bonuses. Excluded Skrill and Neteller deposits.
    | Read Betarno review
  • Buzz Casino Bonus: Get up to 200 Free Spins
    4.8 rating based on 1 rating
    18+, BeGambleAware.org.

    Buzz Casino Bonus: Get up to 200 Free Spins. Code is not required. Terms:  New UK players over 18 can deposit and wager £10 via debit card or Apple Pay to receive 200x10p bonus spins on Fire Blaze™ Blue Wizard™ Megaways™, subject to a 20x wagering requirement. Please note, deposits made through PayPal and PaySafeCard are excluded from this offer.

    | Read Buzz Casino review
  • Double Bubble Bingo: Get £50 Bingo Bonus OR 50 Free Spins
    4.4 rating based on 1 rating
    18+, BeGambleAware.org.

    Double Bubble Bingo Casino Terms and Promo Code: New members only, must opt in. Min £10 deposit & wager. 30 day expiry from deposit. Free Spins: on Double Bubble. Spins value: 20p each. Bingo: Advertised ticket value based on £1 tickets. Game availability & restrictions apply. **£10 lifetime deposit required.

    | Read Double Bubble Bingo review
  • Spin Rio Bonus: Get £200 in 3 deposits and Free Spins
    4.8 rating based on 1 rating
    AGRIO
    18+, BeGambleAware.org.

    Spin Rio Bonus: Get £200 in 3 deposits and Free Spins. Code: AGRIO. New depositing UK players only. Min. deposit £10. max bonus of £200 in 3 deposits, valid 21 days, on selected slots; 35x wagering on the sum of deposit & bonus applies. Country Restrictions and Full T&Cs apply.

    | Read Spin Rio review
  • Grosvenor Casino Bonus: Deposit £20, Play with £50
    4.8 rating based on 1 rating
    18+, BeGambleAware.org.

    Grosvenor Casino Bonus: Deposit £20, Play with £50. Code is not required. Terms: New customers only. Min deposit £20 (exc PayPal). Max bonus £30, bonus amount non-withdrawable, playable on selected games only. 30x wagering for £30 bonus. Expires within 30 days. Max win £2,000. *T&Cs apply.

    | Read Grosvenor Casino review
  • Jackpot City UK: Get up to £100 and 100 Free Spins
    4.5 rating based on 1 rating
    18+, BeGambleAware.org.

    New UK based customers only. You must opt in (on registration form) & deposit £20+ via a debit card to qualify. Offer valid 7 days from registration. JackpotCity Welcome Bonus: 100% match up to £100 on 1st deposit. 50x wagering applies (as do weighting requirements). Free Spins: Awarded on Gold Blitz once you have staked £20 on any Games Global game. Spin value = 10p. No wagering requirements on free spin winnings. Full Terms Apply.

    | Read JackpotCity Casino review
  • Midnite Sign-Up Bonus: £20 Free Bets Bundle + 50 Free Spins
    4.7 rating based on 1 rating
    BETGETSPORTS
    18+, BeGambleAware.org.

    Midnite Sign-Up Bonus: £20 Free Bets Bundle + 50 Free Spins. Promo code is BETGETSPORTS. Terms: Bet £10 in total on pre-match accas with 4+ legs, min odds 3/1 (4.0) to qualify. Get £20 credited as 4x £5 Free Bets + 50 Free Spins T&C’s Apply.

    | Read Midnite review
  • Monopoly Casino Offers 30 Free Spins or £50 on Free Bingo
    4.5 rating based on 1 rating
    18+, BeGambleAware.org.

    The Monopoly Casino UK Promo Terms: New members only, must opt-in. Min £10 deposit & wager. 30 day expiry from deposit. Free Spins: on MONOPOLY Paradise Mansion. 1p coin size, max lines. Bingo: Advertised ticket value based on £1 tickets. The promo code is optional, use our link. Game availability & restrictions apply.

    | Read Monopoly Casino review
  • Mr.Play Casino: up to £200 and 100 free spins
    4.6 rating based on 1 rating
    AGPLAY
    18+, BeGambleAware.org.

    Mr.Play Casino: up to £200 and 100 free spins. Promo code: AGPLAY. Terms: Only UK players. After first deposit made, customers will get + 20 Spin for the next 4 days: 1st day after First Deposit: 20 Spins of Finn and the Swirly Spin 2nd day after First Deposit: 20 Spins of Book of Dead 3rd day after First Deposit: 20 Spins of VIP Black 4th day after First Deposit: 20 Spins of Aloha! Cluster Pays Winnings won with spins that require deposit, have to be wagered 35x. Bonuses that require deposit, have to be wagered 35x. Full terms apply.

    | Read Mr.Play Casino review

FAQs About New Casinos

Are new online casinos safe to play at?

Yes, as long as the casino is licensed by the UK Gambling Commission (UKGC). All the platforms we list are verified for player safety and fairness.

What is the best new casino for bonuses in 2025?

Time will tell, but for players seeking no wagering requirements, Midnite Casino offers the best bonus conditions with its 100 bonus spins on Big Bass Splash.

Why should I try a new casino instead of an established one?

New casinos offer fresh betting experiences, exclusive games, lesser-known slots, including poker, Slingo, instants, and more attractive promotions compared to established sites, making them worth exploring.

Explore the best new casinos of 2025 today and experience the future of online gaming. Gamble responsibly.