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Expert-tested & independently rated

Best Casino Bonuses

Casumo leads our 2026 bonus rankings with a fair, low-wagering 100% up to £100 + 50 free spins welcome offer under UKGC and MGA licences. Below, our analysts rank every casino bonus we have tested on real value — the wagering requirement, time limits, max bet and cashout caps — not just the headline number. The biggest offer is rarely the best, and we re-check every deal monthly.

By James Whitmore, Senior Casino AnalystFact-checked by Dr. Elena RossiLast updated 27 June 2026
25x–40x
Typical wagering
£500+
Biggest welcome offer
200
Most free spins
Monthly
Re-checked

The top 24 ranked

  1. 1Casumo logo
    Casumo
    4.9SponsioScore
    Est. 2012

    Welcome bonus

    100% up to £100 + 50 Spins

    Founded

    2012

    Licences

    UKGC + MGA

    Owner

    Recro Limited (formerly Casumo Services Limited)

    Games

    2,000+

    • Dual UKGC and MGA licensing — strong regulatory protection
    • 2,000+ games across slots, table games, live casino and jackpots
    • Top-tier providers: NetEnt, Microgaming, Play'n GO, Evolution Gaming, Pragmatic Play
    • Native iOS and Android apps plus mobile browser play

    Casumo launched in 2012 and built its name on a gamified "adventure" — you level up, collect rewards and meet the brand's Valkyries as you play. Behind the playful skin sits a regulated operator lice…

  2. 2
    Aurora Casino
    4.8SponsioScore
    CertifiedEst. 2019

    Welcome bonus

    Up to £500 + 200 Free Spins

    License

    Malta Gaming Authority (MGA)

    Est.

    2019

    • Fast 24h withdrawals
    • Huge game selection
    • MGA licensed

    Aurora Casino combines a polished, fast experience with one of the strongest game libraries we have tested, backed by an MGA licence and quick KYC.

  3. New
    3
    Lumen Bet
    4.5SponsioScore
    Est. 2021

    License

    Curacao eGaming

    Est.

    2021

    • Crypto payments
    • Mobile app
  4. 4Mr Green logo
    Mr Green
    4.3SponsioScore
    CertifiedEst. 2007

    Welcome bonus

    Welcome offer - check site for current terms

    Min deposit

    £10

    Payout speed

    1-3 days (e-wallets faster)

    License

    MGA, UKGC, Spelinspektionen

    Est.

    2007

    • Multi-licensed under three demanding regulators: MGA, UK Gambling Commission, and Swedish Gambling Authority
    • Established operator running since 2007 with a long market track record
    • Broad product under one account: online casino/slots, live casino, and sports betting
    • Dedicated mobile app (Mr Green Casino & Sports) for Android and iOS

    Mr Green is an online casino and sportsbook brand that has been operating since 2007 and is licensed in several regulated markets. In this independent review we focus on what actually matters to play…

  5. 5
    Regal Spins
    4.3SponsioScore
    Est. 2017

    License

    UK Gambling Commission

    Est.

    2017

    • Mobile app
    • Instant play
  6. 6Sportaza logo
    Sportaza
    4.3SponsioScore

    Welcome bonus

    Sportsbook Welcome Bonus

    Brand

    Sportaza

    Type

    Hybrid sportsbook + online casino

    Operator

    NovaForge LTD

    Licence

    Gaming Board of Anjouan — ALSI-152406028-FI2

    • Hybrid platform: sportsbook and online casino under one account
    • Strong, varied sports promotions (Accumulator Boost, Cashback, Boosted Odds, Weekly Reload 50% up to €500)
    • Crypto and multi-currency support alongside cards and e-wallets
    • Sportsbook welcome bonus of 100% up to $100; casino variant up to 200%/€500 + 200 free spins via partners

    Sportaza is a hybrid betting site that bolts a sportsbook onto a full online casino under one login. In this independent review we focus on what actually matters before you deposit: who runs the bran…

  7. 7Expekt logo
    Expekt
    2.3SponsioScore

    Brand

    Expekt

    Owner

    Betclic Everest Group

    Type

    Sportsbook + Online Casino

    Licences

    Understood: Denmark, Malta, Sweden (verify per market)

    • Backed by Betclic Everest Group, an established European operator
    • Large casino library — around 4,992 slots from ~68 providers (per LCB)
    • Strong provider line-up including NetEnt, Evolution, Play'n GO and Pragmatic Play
    • Sportsbook features like Cash Out, Colossus jackpots and live streaming

    Expekt is a long-standing European betting brand now operating under the Betclic Everest Group umbrella, pairing a sportsbook with a sizeable casino. In this independent review we walk through what a…

  8. Brand

    21.com

    Type

    Online casino / gambling operator

    Licence

    Not verified — confirm on site

    Owner

    Not verified in our records

    • Independently reviewed by real players on Trustpilot, giving you an outside-the-marketing reality check
    • Covers the mainstream casino attributes players expect — slots-led games, a welcome bonus, payment options and customer support
    • Commonly compared against alternatives such as 20Bet, making like-for-like research straightforward

    21.com is an online casino that you'll find weighed up across player-review sites and casino guides, and this review pulls the threads together in plain English. Our aim is simple: tell you what actu…

  9. 9ComeOn logo
    ComeOn
    Est. 2008

    Welcome bonus

    100% up to $1,500

    Brand

    ComeOn!

    Founded

    2008

    Owner

    ComeOn Group (Co-Gaming Limited / Cherry AB)

    Licences

    AGCO, Malta Gaming Authority, Spelinspektionen

    • Multi-licensed by the AGCO (Ontario), Malta Gaming Authority and Sweden's Spelinspektionen
    • Large casino library — 1,800+ games in Ontario
    • Casino, live dealer and sportsbook in a single account
    • Native iOS and Android apps

    ComeOn! is a multi-product gambling brand that runs an online casino, live dealer tables and a sportsbook across regulated markets including Ontario, Sweden and Malta. Operating since 2008 and part o…

  10. 10Duelz logo
    Duelz
    Est. 2018

    Brand

    Duelz Casino

    Founded

    2018

    Licence

    UK Gambling Commission, number 48695

    Parent group

    Mr Green / William Hill (888 group) family

    • UK Gambling Commission licensed (licence 48695) — strong trust signal for UK players
    • Distinctive wizard-duelling theme that stands out from generic casino lobbies
    • Broad product range: slots, progressive jackpots, live dealer, table games, Slingo, scratchcards and bingo
    • Familiar UK payment options including PayPal, debit cards, bank transfer and Trustly Pay N Play

    Duelz Casino launched in 2018 with a fantasy duelling theme — wizards casting spells — that sets it apart from the usual UK casino crowd. Underneath the playful branding sits a UK Gambling Commission…

  11. 11Dunder logo
    Dunder
    Est. 2016

    Brand

    Dunder

    Type

    Online casino platform (Dunder.com)

    Founded

    2016 (medium confidence)

    Games

    ~1,988 multi-provider casino games

    • Large game catalogue — around 1,988 multi-provider casino games
    • Progressive jackpots available for players chasing bigger top prizes
    • Loyalty program that rewards ongoing play with loyalty points
    • Multiple payment options including cards and PayPal (per our research)

    Dunder is an online casino platform (Dunder.com) that, according to the research we reviewed, launched around 2016 and offers roughly 1,988 multi-provider casino games. In this independent review we…

    • Large library reported at 5,000+ games covering slots, live casino and table games
    • Sizeable advertised welcome offer of up to £3,000 + 200 free spins
    • Casino plus sports and esports betting under one account
    • Wide payment choice including cards, crypto, e-wallets and bank transfer

    Fortunica Casino (fortunica.bet) leads with a headline welcome offer of up to £3,000 plus 200 free spins — one of the larger sign-up packages aimed at UK players right now. In this independent review…

  12. 13GGBet logo
    GGBet
    Est. 2016

    Brand

    GGBet (GG.Bet)

    Type

    Online casino & sportsbook, esports-focused

    Founded

    2016 (commonly cited, unverified)

    Licence

    Curaçao eGaming (commonly cited; number unverified)

    • Strong esports focus with broad title coverage (CS2, Dota 2, LoL, Valorant, Overwatch, Rainbow Six)
    • Full casino offering: slots, live casino, table games and poker-style alternatives
    • Recognisable game studios commonly cited (Pragmatic Play, NetEnt, Microgaming)
    • Wide payment mix including cards, Skrill, Neteller, Interac and crypto

    GGBet (also written GG.Bet) is an online casino and sportsbook best known for its esports betting focus, with coverage that leans heavily into titles like CS2, Dota 2 and League of Legends alongside…

  13. 14GreatSpin logo
    GreatSpin
    Est. 2024

    Welcome bonus

    Welcome Bonus + 50 Free Spins

    Brand

    GreatSpin Casino

    Founded

    2024

    Licence

    Curacao

    Min. deposit

    €20

    • Crypto-friendly banking alongside nine fiat currencies (BRL, CAD, CHF, CZK, EUR, JPY, NOK, NZD, PLN)
    • Low, accessible €20 minimum deposit and withdrawal
    • Slots-led library plus live casino, table games and a sports betting vertical
    • Available on desktop, iOS and Android

    GreatSpin is a Curacao-licensed online casino that launched in 2024, pairing a slots-led games library with live dealer tables, crypto-friendly banking and a welcome offer that bundles a deposit matc…

  14. Brand

    Kaasino

    Official domain

    kaasino.bet

    Primary market

    UK / Europe

    Currencies

    EUR and GBP

    • Slots and live-dealer games in one library
    • Supports both EUR and GBP for UK/European players
    • Welcome bonus plus free spins and a VIP programme for regular players
    • Responsible-gambling tools including self-exclusion and deposit limits

    Kaasino is an online casino aimed primarily at players in the UK and Europe, built around slots, live-dealer tables and a welcome package that leans on bonus funds and free spins. In this independent…

  15. 16LeoVegas logo
    LeoVegas
    Est. 2011

    Welcome bonus

    100% match up to $1,500 plus 200 free spins

    Operator

    LeoVegas

    Founded

    2011

    Owner

    LeoVegas Group (MGM Resorts International, acquired 2022)

    HQ

    Stockholm, Sweden (operations in Malta)

    • Licensed by the UKGC, MGA and AGCO/iGaming Ontario — a strong multi-regulator footprint
    • Owned by MGM Resorts International since 2022, adding corporate accountability
    • Large catalogue of 3,500+ games across slots, table and live casino
    • Top-tier providers including NetEnt, Evolution Gaming, Pragmatic Play and Play'n GO

    LeoVegas built its reputation as a "mobile-first" casino long before that phrase became standard, and since MGM Resorts International acquired the LeoVegas Group in 2022, the brand has carried both S…

  16. Brand

    Manga Casino

    Theme

    Comic book / manga / anime

    Games

    4,000+ reported

    Providers

    55+

    • Large library: 4,000+ games reported across 55+ providers
    • Non-sticky welcome bonus keeps real-money funds separate and withdrawable
    • Crypto-friendly: supports Bitcoin and other cryptocurrencies plus fiat
    • Marketed fast withdrawals, especially relevant for crypto

    Manga Casino is a comic-book and anime-themed online casino built around a large slots-led library, a non-sticky bonus structure and crypto-friendly banking. In this independent review we separate wh…

  17. 18NYSpins logo
    NYSpins
    Est. 2016

    Operator

    SuprNation

    Founded

    Approximately 2016

    Licences

    UKGC, MGA

    Products

    Slots, jackpots, table games, live casino

    • Licensed by two respected regulators: the UK Gambling Commission and the Malta Gaming Authority
    • Strong provider line-up including NetEnt, Play'n GO, Pragmatic Play, Yggdrasil and Evolution live casino
    • Full responsible-gambling toolkit: deposit, loss, session and wagering limits, Reality Check and self-exclusion
    • Distinctive New York theme on a clean, mobile-friendly browser-based site

    NYSpins is a New York–themed online casino operated by SuprNation, the same group behind several Nordic-facing brands. It pitches itself as "The Casino That Never Sleeps," leaning on slots, jackpots,…

  18. Welcome bonus

    100% up to $180 Sportsbook Welcome Bonus

    Brand

    QBet

    Products

    Casino, Sportsbook, Slots, Live Casino

    Sportsbook bonus

    100% up to $180 (T&Cs apply)

    Casino bonus

    Free chips on selected slots (verify on site)

    • Combines casino and sportsbook under one account (casino, slots, live casino and sports betting)
    • Sportsbook welcome bonus advertised at 100% up to $180
    • Mainstream slot content confirmed via users (Pragmatic Play, e.g. Fury of Anubis)
    • Live chat customer support and a mobile experience referenced by independent reviewers

    QBet is an online gambling brand that runs both a casino and a sportsbook under one roof, with slots and live-dealer tables alongside sports markets. This review pulls together what we can verify abo…

  19. 20Rebellion Casino logo

    Brand

    Rebellion Casino

    Founded

    2023 (reported)

    Operator

    Dama N.V. (reported)

    Licence

    Not verified

    • Broad, full-service product reportedly spanning slots, table games, live casino and a sportsbook
    • Large reported pool of software providers (up to 93), suggesting a deep and varied catalogue
    • Live chat and email support both reported
    • Responsible gambling tools reported to be available

    Rebellion Casino is an online casino reportedly launched in 2023 and linked to operator Dama N.V. It pairs a broad game library — sourced from a large pool of software studios — with a casino-plus-sp…

  20. 21Redbet logo
    Redbet
    Est. 2002

    Brand

    Redbet

    Founded

    2002

    Type

    Sportsbook + Online Casino

    Licence

    Malta Gaming Authority (MGA)

    • Established brand operating since 2002 with a real track record
    • Licensed by the Malta Gaming Authority (MGA), giving a formal complaints route
    • Strong, mainstream game providers: NetEnt, Microgaming, Play'n GO, Pragmatic Play, Evolution, WMS
    • Combined sportsbook and casino, including live betting and esports markets

    Redbet is one of the older names in European online gambling, dating back to 2002, and it still runs a combined sportsbook and casino under a Malta Gaming Authority licence. In this independent revie…

  21. Brand

    Rizk Casino (rizk.com)

    Type

    Online casino

    Crypto

    Not flagged as a crypto casino in our records

    Independent reviews

    Trustpilot profile available

    • Established online casino brand with a recognisable presence at rizk.com
    • Maintains an independent reviews profile on Trustpilot for transparency
    • Covers the core casino product areas players care about: bonuses, games, payouts and login
    • Straightforward login flow via rizk.com with password reset

    Rizk Casino is an online casino brand operating on the domain rizk.com. In this independent review we focus on what actually matters to players — how the bonuses work, how fast withdrawals clear, whi…

  22. Welcome bonus

    100% up to €500 + 200 free spins

    Brand

    Rooli (Rooli Casino)

    Games

    Over 19,000 (per third-party listing)

    Live casino

    Yes

    Welcome bonus

    Multiple options, e.g. 100% up to €500 + 200 free spins

    • Large advertised game library — over 19,000 games
    • Crypto-friendly: crypto payments plus a dedicated crypto welcome package
    • Multiple welcome bonus options to choose from, including 100% up to €500 + 200 free spins
    • Live casino and live dealer tables available

    Rooli (Rooli Casino) is a crypto-friendly online casino that leans on a large game library and a choice of welcome bonuses to stand out in a crowded market. In this independent review we focus on wha…

  23. 24Voodoo Dreams logo
    Voodoo Dreams
    Est. 2016

    Brand

    Voodoo Dreams (voodoodreams.com)

    Owner

    SuprNation (Aspire Global / NeoGames group)

    Founded

    2016

    Licences

    UKGC, MGA, Spelinspektionen

    • Multi-licensed in three regulated markets: UK (UKGC), Malta (MGA) and Sweden (Spelinspektionen)
    • Strong provider line-up including NetEnt, Play'n GO, Pragmatic Play, Yggdrasil, Red Tiger and Microgaming
    • Live casino powered by Evolution Gaming, the category leader
    • Distinctive Spirit Points / spells / XP progression system adds engagement

    Voodoo Dreams is a magic-themed online casino launched in 2016 and run by SuprNation, which sits within the Aspire Global / NeoGames group. It's best known for an adventure-style progression system b…

Our top casino bonuses at a glance
CasinoBonusWageringLicenceBest for
Casumo100% up to £100 + 50 spinsLowUKGC, MGABest overall value
Aurora CasinoUp to £500 + 200 spins35xMGABest for free spins
LeoVegas100% up to $1,500 + 200 spinsSee siteUKGC, MGABiggest welcome offer
Rooli100% up to €500 + 200 spinsSee siteSee siteBig match + spins
Mr GreenWelcome offer — see site35xUKGC, MGAMost trusted (since 2007)

How we rate casino bonuses

We do not rank bonuses by headline size. A "£1,000 welcome bonus" with 60x wagering, a low max bet and a 7-day expiry is usually worth far less than a £100 bonus at 25x you can actually clear. Every offer on this page is scored on real, achievable value.

We open a real account, claim the bonus, play it through and read the full terms line by line. Offers that bury high wagering, cap your max bet while wagering, weight games unfairly or limit how much you can withdraw lose points quickly — no matter how big the number on the banner.

Types of casino bonus explained

Casinos compete for new players with several kinds of offer, and each works differently:

  • Welcome / deposit match: the casino matches a percentage of your deposit (e.g. 100% up to £100). The match is bonus funds with wagering attached.
  • Free spins: spins on selected slots; any winnings are usually bonus funds with their own wagering requirement.
  • Free spins with no deposit: a small set of spins just for signing up and verifying — no deposit needed. Great for trying a casino, but expect strict terms and a low max cashout.
  • Cashback: a percentage of your net losses returned, often with little or no wagering — underrated and one of the most player-friendly offers.
  • No-wagering bonuses: winnings paid as real cash with 0x wagering, so there is nothing to play through.
  • Reload bonus: a smaller match on later deposits to reward returning players.

We cover each type in depth on its own page — compare free spins, no-deposit free spins, cashback and no-wagering offers.

Wagering requirements: the number that matters most

Wagering (also called playthrough) is how many times you must bet a bonus before you can withdraw winnings from it. It is the single biggest factor in a bonus's real value.

For example, 35x on a £50 bonus means £1,750 in qualifying bets before any winnings are cashable. Lower is far better:

  • 25x–35x is fair and realistically clearable.
  • 40x–50x is on the high side — only worth it for a strong offer.
  • 60x or more is rarely good value, however big the headline.

Also check the max bet while wagering (often £5), the game weightings (slots usually count 100%, table games much less) and the expiry (longer is better). These details decide whether a bonus is actually worth claiming.

How to claim a casino bonus

  1. 1

    Compare the real terms first

    Before signing up, check the wagering multiplier, max bet, game weightings, time limit and max cashout. Use our ranked list above to start with offers we have already vetted.

  2. 2

    Register and verify your account

    Create an account at a licensed casino and complete identity verification (KYC) early. This avoids withdrawal delays later when your bonus winnings are ready.

  3. 3

    Opt in and make the qualifying deposit

    Some bonuses are automatic; others need a promo code or an opt-in toggle in the cashier. Deposit at least the minimum required to unlock the full offer.

  4. 4

    Play through the wagering

    Stick to games that contribute 100% (usually slots), keep within the max bet limit, and track your progress in the bonus or rewards section of your account.

  5. 5

    Withdraw your winnings

    Once wagering is complete, any remaining bonus winnings convert to withdrawable cash up to the max cashout. Request a payout to a verified method.

Common bonus pitfalls to avoid

A few traps turn an attractive offer into a frustrating one:

  • Sky-high wagering that makes the bonus practically impossible to clear.
  • Low max cashout that caps what you can win from a no-deposit or free-spins offer, sometimes at just £50–£100.
  • Short expiry windows that void the bonus before you can play it through.
  • Excluded or low-weighted games — betting on a game that counts 10% means progress crawls.
  • Max bet breaches while wagering, which can void your bonus and winnings entirely.

When in doubt, a smaller bonus with clean, transparent terms beats a giant offer hedged with restrictions.

Pros

  • Extra playing funds and free spins to extend your bankroll
  • A low-risk way to try a new casino
  • Cashback and reload offers reward ongoing play
  • The best offers have fair, clearable wagering
  • No-deposit bonuses let you start without risking your own money

Cons

  • Wagering requirements must be met before you can withdraw
  • Max cashout caps can limit winnings from free bonuses
  • Time limits and max-bet rules are easy to fall foul of
  • The biggest headline offer is often not the best value

About the author

James Whitmore

Senior Casino Analyst

James has spent over a decade reviewing online casinos across UK and Malta-licensed markets. He has personally tested deposits, withdrawals and bonus terms at 300+ operators, and focuses on payout reliability, fair wagering and transparent terms.

Fact-checked by Dr. Elena Rossi, Compliance & Responsible Gambling Specialist

Frequently asked questions

What is the best casino bonus right now?
Casumo offers our top-rated casino bonus — a fair 100% up to £100 + 50 free spins welcome package with low wagering, backed by UKGC and MGA licences. The biggest headline offer on our list is LeoVegas at 100% up to $1,500 + 200 spins, but the best bonus for you depends on the wagering and terms, not just the size. See our ranked list above.
What does wagering (playthrough) mean on a bonus?
Wagering is how many times you must bet a bonus before you can withdraw any winnings from it. For example, 35x on a £50 bonus means you must place £1,750 in qualifying bets first. Lower wagering (around 25x–35x) is far more player-friendly, so always check this number before claiming.
Is the biggest casino bonus always the best?
No. A huge headline bonus often comes with high wagering, a low max bet, short expiry or a capped cashout that make it hard to turn into real money. A smaller bonus with low wagering and clean terms is usually better value. We rank offers on achievable value, not size.
What is a no-deposit casino bonus?
A no-deposit bonus is a small amount of bonus money or free spins given just for signing up, with no deposit required. It is a great way to try a casino risk-free, but expect strict wagering and a low maximum cashout — often £50–£100 on any winnings.
How do free spins bonuses work?
Free spins let you play selected slots without staking your own money. Any winnings are usually paid as bonus funds with their own wagering requirement attached, and sometimes a max cashout. Check which slots qualify and what the wagering is before you use them.
Can I withdraw bonus winnings immediately?
Not usually. You must first meet the wagering requirement on the bonus. Once that is complete, remaining bonus winnings convert to withdrawable cash up to any max cashout limit. Completing identity verification (KYC) early helps your first withdrawal clear faster.
Do casino bonuses expire?
Yes. Most bonuses have a time limit — often 7 to 30 days — to opt in, deposit and complete the wagering. Free spins can expire even faster, sometimes within 24 hours. Always check the expiry before claiming so you have time to play it through.
Are casino bonuses worth claiming?
A bonus with fair wagering, a reasonable max bet and a sensible time limit can genuinely extend your play and is worth claiming. Offers with very high wagering or restrictive caps often are not. Use our ranked list to focus on the deals we have already vetted for real value.
How can I gamble responsibly when using bonuses?
Treat a bonus as entertainment, not a way to make money, and only stake what you can afford to lose. Set deposit and time limits and never chase losses or deposit more just to clear wagering. Licensed casinos offer tools like deposit limits, reality checks and self-exclusion. For free, confidential support contact the National Gambling Helpline on 0808 8020 133 or visit BeGambleAware.org.

Play it safe

Gambling should always be fun, never a way to make money. Only stake what you can afford to lose, set deposit and time limits, and take a break if it stops being enjoyable. Support is free, confidential and available 24/7.

18+ only. Terms and conditions apply to all bonuses.

18+Gambling can be addictive. Please play responsibly. 18+ only.BeGambleAware