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Casino Welcome Offers: UK Bonuses and Promo Codes Compared

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offers.bet has checked every casino welcome offer open to new UK players this month: 31 casino bonuses from Gambling Commission-licensed sites, each with its Promo Code and significant terms. They range from free spins with no wagering to deposit matches worth up to £100 or more, and every one sits under the 10x wagering cap that has applied since January 2026.

Every licensed UK online casino now competes for new players with a welcome offer, and the choice has never been wider. Our ranking puts the deals most players will actually keep at the top.

The rules changed in January 2026. Wagering on a UK casino bonus is now capped at 10x, which makes most offers far easier to clear than they were a year ago. The headline still isn’t the whole story: maximum-win caps, game restrictions and excluded payment methods decide what a bonus is really worth. Each listing therefore carries its significant terms in full.

Between them, the 31 casino welcome offers below add up to 3,192 free spins and £1,855 in maximum bonus funds. Nobody can claim them all on a single deposit, of course, but the figure gives a sense of the scale of what is on the table.

The 31 Best Casino Welcome Offers, Ranked

All 31 casinos are offers.bet partners and hold a UK Gambling Commission licence. Offers are for new customers only. We rank them by what a typical player is likely to keep: wager-free and cash spins rank highest, followed by deposit matches with sensible caps, and then offers where tight win limits cut the real value.

  1. Hippodrome Casino

    Bet £20 & Get up to £100 + 100 Free Spins

    Promo Code: Applied automatically

    Key Terms: New customers only. Opt-in required. Offer valid for 7 days from account registration Match Deposit Bonus Terms: 100% Match Bonus up to £100 on 1st deposit of £20+. 10x bonus wagering applies as do weighting requirements. Debit Card deposits only. Irregular gameplay may invalidate your bonus. Free Spin Terms: 100 Spins awarded on Big Bass Bonanza, valued at 20p per spin credited after 24 hours. Bet the Responsible Way. 18+ GambleAware.org

    Hippodrome’s casino welcome bonus doubles a first deposit of £20 or more up to £100 and adds 100 free spins on Big Bass Bonanza, with 10x wagering on the match.

  2. bet365

    10 Days of Free Spins with up to 500 Free Spins

    Promo Code: 365GMBLR

    New Player Offer: 10 Days of Free Spins with up to 500 Free Spins. Terms: Min. £10 in lifetime deposits required. Offer must be claimed within 30 days of registering a bet365 account. Select prizes of 5, 10, 20 or 50 Free Spins; 10 selections available within 20 days, 24 hours between each selection. Max. prize, game restrictions, time limits and T&Cs apply. Registration required. #ad. 18+ GambleAware.org

    bet365’s new player offer reveals a Free Spins prize each day for ten days, up to 500 spins in all, from £10 in lifetime deposits and Promo Code 365GMBLR.

  3. Betway Casino

    Bet £20 & Get 150 Free Spins

    Promo Code: Added automatically at sign-up

    New UK customers only. Deposit & Stake Min £20. Debit card only (exclusions apply). 50 Free Spins credited daily over first 3 days, 24 hours apart. 150 Free Spins total (£0.10 per spin). No wagering requirements on Free Spins Winnings. Spins expire after 7 days. Bet The Responsible Way. Full Terms apply. 18+ GambleAware.org

    Betway Casino’s sign up offer pays 150 free spins with no wagering on winnings, released 50 a day after a £20 debit card deposit and stake.

  4. JackpotCity

    Bet £20 & Get 150 Free Spins

    Promo Code: