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Expert casino & betting reviews

Find your next casino with confidence

Independent, expert-reviewed online casinos and bookmakers. Compare bonuses, payout speeds and ratings — no fluff, no hype.

  • 25+ casinos reviewed
  • Independent & expert-tested
  • Updated July 2026

Editor's picks

Casinos recommended by SponsioBet experts

  1. Top rated
    1Mr Green logo
    Mr Green
    4.3
    SponsioScore
    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…

  2. 2Casumo logo
    Casumo
    4.9
    SponsioScore
    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…

  3. 3Expekt logo
    Expekt
    2.3
    SponsioScore

    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…

  4. 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…

  5. 5ComeOn 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…

  6. 6Duelz 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…

  7. 7Dunder 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…

  8. 8GGBet 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…

  9. 9GreatSpin 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…

  10. 10LeoVegas 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…

  11. 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…

  12. 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…

  13. Welcome bonus

    100% up to €50 and up to 200 free spins

    Brand

    PlayKasino (aka Play Kasino)

    Licence

    UKGC (reported, unverified)

    Game testing

    iTech Labs (reported)

    Games

    ~1,000 to 8,600+ (sources disagree)

    • UKGC licence and iTech Labs game testing are reported by third-party research (strong signals if confirmed)
    • Slots-led library described as large across every source — good depth for slot players
    • Live dealer lobby, jackpots and a tiered VIP Lounge with tournaments and VIP Points
    • 24/7 customer support with multiple language options

    PlayKasino (sometimes written "Play Kasino") is a European-facing online casino that shows up across review sites with reassuring-sounding claims — a UK Gambling Commission licence, iTech Labs game t…

  14. 14Luna Casino logo
    Luna Casino
    Est. 2016

    Welcome bonus

    100% up to £50 + 50 Free Spins

    Brand

    Luna Casino

    Licence

    UK Gambling Commission (UKGC)

    Platform

    SkillOnNet

    Founded

    2016 (reported)

    • UK Gambling Commission licensed — strong, enforceable player protections
    • Built on the established SkillOnNet platform
    • Broad game library (1,000+, some sources cite 2,700+) across ~27 providers
    • Live casino available alongside slots and table games

    Luna Casino is a real-money online casino licensed by the UK Gambling Commission and built on the SkillOnNet platform. In this review we focus on what actually matters before you deposit: who is behi…

  15. 15Swift Casino logo
    Swift Casino
    Est. 2020

    Welcome bonus

    100% up to £75 + 50 Free Spins on Book of Dead

    Brand

    Swift Casino

    Type

    Online casino (slots, live, table games)

    Target market

    United Kingdom

    Currency

    GBP (£)

    • Large game library — reported at over 3,500 titles across slots, live and table games
    • Sizeable live casino floor (around 270 live/studio games) including Lightning Baccarat and Red Door Roulette
    • Mainstream, recognisable slots (Book of Dead, Fishin' Frenzy Megaways, Fire Joker)
    • GBP (£) support — no currency conversion for UK players

    Swift Casino is a UK-facing online casino that launched around 2020, built around a large slots library (reportedly 3,500+ games), a sizeable live-dealer floor and a mobile app. In this independent r…

  16. Brand

    The Online Casino (theonlinecasino.com / .co.uk)

    Type

    Casino + Sportsbook + eSports

    Games

    Slots, table games, video poker, casual, live dealer, virtual

    Payments

    Visa and crypto (incl. XRP), per available sources

    • Broad product range: slots, table games, video poker, casual, live dealer and virtual games under one account
    • Multi-vertical — casino, sportsbook and eSports in a single login
    • Payment mix reportedly spans mainstream cards (Visa) and crypto (including XRP)
    • Generally regarded as a legitimate operator across independent review platforms

    The Online Casino is a UK-facing brand that runs across at least two domains — theonlinecasino.com and theonlinecasino.co.uk — and bundles slots, table games, live dealer, a sportsbook and even eSpor…

  17. Welcome bonus

    Up to £1,000 welcome package plus up to 100 free spins

    Operator

    Monster Casino (monstercasino.co.uk)

    Licence

    UK Gambling Commission (UKGC); claimed MGA licence unconfirmed

    Welcome offer

    Up to £1,000 + up to 100 free spins (multi-stage match)

    Games

    Slots, live dealer, blackjack, roulette, video poker, scratchcards, jackpots, bingo, virtuals

    • Licensed by the UK Gambling Commission (UKGC), giving UK players baseline fund protection and an independent dispute route
    • Broad games mix: slots, live dealer, blackjack, roulette, video poker, scratchcards, progressive jackpots, bingo and virtuals
    • Headline welcome package advertised up to £1,000 plus up to 100 free spins (multi-stage match)
    • Ongoing promotions for existing players (Weekend Wheel of Spins, Midweek Wheel of Prizes, Mystery Box)

    Monster Casino (monstercasino.co.uk) is a UK-facing online casino that pairs a slots-heavy games library with a live-dealer section, a reported sportsbook, and a headline welcome package worth up to…

  18. 18Great Britain Casino logo
    Great Britain Casino
    4.4
    SponsioScore

    Welcome bonus

    Up to 500 free spins on the Mega Reel

    Brand

    Great Britain Casino

    Operator

    Jumpman Gaming Limited

    Licence

    UK Gambling Commission (UKGC)

    Currency

    GBP

    • UK Gambling Commission licensed, with the fund protection and responsible-gambling tools that come with it
    • Large game library — 3,800+ titles reported, heavily slots-led
    • Runs on the established Jumpman Gaming platform with familiar, tested account controls
    • UK-friendly payments including debit cards, PayPal, pay by mobile/Boku and bank transfer

    Great Britain Casino is a UK-facing online casino run on the Jumpman Gaming platform, licensed by the UK Gambling Commission and built around a large slots-led library and the operator's signature "M…

  19. Welcome bonus

    Up to £1,000 + 100 Free Spins

    Brand

    Bluefox Casino (bluefoxcasino.com)

    Products

    Casino, Sportsbook, Live Casino, Bingo, Esports

    Welcome offer

    Varies by source — not verified as current

    Support

    Live chat and email

    • Broad, genuinely multi-vertical brand: casino, live casino, bingo, sportsbook and esports under one account
    • Strong third-party trust signals — CasinoHawks scores Trust & Safety and Customer Support at 100%
    • Live chat and email support both available
    • Varied ongoing promotions listed, including Mystery Box and prize wheels, plus VIP and loyalty programmes

    Bluefox Casino (also written BlueFox Casino or Blue Fox Casino) is a multi-product gambling site at bluefoxcasino.com that pairs an online casino with live dealer tables, bingo, a sportsbook and espo…

  20. Welcome bonus

    100% up to £200 + 20 Free Spins on Book of Dead

    Brand

    Mogobet

    Type

    Sportsbook + online casino

    Market

    United Kingdom

    Licence

    UKGC implied — specific licence not verified

    • Combined sportsbook and casino under one account
    • Full modern sportsbook feature set: Bet Builder, in-play betting, live streaming and Cash Out
    • Deep sports menu spanning football, horse racing, tennis, darts and many more
    • Two welcome offers to choose from: Bet £10 Get £30 free bets (sports) or 100% up to £200 + 20 free spins (casino)

    Mogobet is a combined sportsbook and online casino aimed at the UK market, pairing a broad betting menu with a slots-led casino. In this independent review we lay out what we could verify from public…

  21. 21Betmaze logo
    Betmaze
    Est. 2025

    Welcome bonus

    100% up to £50 + 20 Free Spins

    Brand

    Betmaze

    Type

    Sportsbook + online casino

    Founded

    2025 (reported)

    Owner

    Galaxy Group (reported)

    • Reportedly dual-licensed by the UK Gambling Commission and Malta Gaming Authority
    • One account covers both sportsbook and a full casino lobby (slots, live dealer, table games, bingo, jackpots)
    • PayPal supported alongside debit card and bank transfer
    • 24/7 live chat plus email support

    Betmaze is a UK-facing betting brand that pairs a sportsbook with an online casino under one account. It's a young operator — research points to a 2025 launch — and it leans on the familiar UK toolki…

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