Updated October 21, 2026 · WagerCue Editorial Team
Top slot sites compared in the United Kingdom
202 gambling operators available in the United Kingdom, ranked for the United Kingdom.
We earn a commission when you sign up through links on this site. Partner status can affect where a brand appears in our rankings. Partners with a live offer in your country come first, then every other brand by score. How we rank
| Order | Gambling operator | Score | Features | Key facts | Actions |
|---|---|---|---|---|---|
| 1 |  MegacasinoTop pickPartner Online casino offering slots, table games and live games. | 8.6/10 |
| ReviewCompareVisit | |
| 2 |  SpinGenie UKPartner UK-licensed online casino with slots, instant win games and bingo. | 8.0/10 | ReviewCompareVisit | ||
| 3 |  High 5 CasinoPartner Sign-Up Bonus: 200 Spins On Billionaire's Bank: 200 free spins on Billionaire's Bank for $9.99 (valued at SC 0.10) | 9.5/10 |
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| ReviewCompareSee alternatives |
| 4 |  PlayOJOPartner 50 free spins welcome offer | 9.5/10 |
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| ReviewCompareSee alternatives |
| 5 |  Mecca BingoPartner Bingo or Slots welcome offer | 9.5/10 |
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| ReviewCompareSee alternatives |
| 6 |  LottolandPartner CASINO WELCOME OFFER: 100 free spins on Big Bass Bonanza after depositing and staking EUR 20 | 9.4/10 |
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| ReviewCompareSee alternatives |
| 7 |  FanDuel CasinoPartner Get $250 in Bonus Bets - Guaranteed: $50 in Bonus Bets each day you bet, max $250 | 9.3/10 |
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| ReviewCompareSee alternatives |
| 8 |  NitrobettingPartner 150% up to $2,000 welcome bonus | 9.3/10 |
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| ReviewCompareSee alternatives |
| 9 | Grosvenor SportPartner Welcome offer: £40 bonus + 100 free spins: GBP 40 + 100 free spins | 9.3/10 |
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| ReviewCompareSee alternatives |
| 10 |  PinnaclePartner | 9.3/10 |
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| ReviewCompareSee alternatives |
Licensed in the United Kingdom
- PlayOJO
- UK Gambling Commission
- Mecca Bingo
- Gambling Commission (Great Britain)
- Mecca Bingo
- UK Gambling Commission
- Lottoland
- UK Gambling Commission
- FanDuel Casino
- UK Gambling Commission
- Grosvenor Sport
- Gambling Commission
- Grosvenor Sport
- Gambling Commission (land-based casinos)
- Grosvenor Sport
- UK Gambling Commission
- Kitty Bingo
- Gambling Commission of Great Britain
- Kitty Bingo
- UK Gambling Commission
- Unibet Romania
- UK Gambling Commission
- 888
- Gambling Commission
- 888
- UK Gambling Commission
- 888casino
- Gambling Commission (Great Britain)
- 888casino
- UK Gambling Commission
- Betfair
- UK Gambling Commission
- Betway
- UK Gambling Commission
- Dafabet
- UK Gambling Commission
- 10Bet
- Great Britain Gambling Commission
- 10Bet
- UK Gambling Commission
Other rankings
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- Betting sites and sportsbooks in the United Kingdom
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- Daily fantasy sports in the United Kingdom
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- Crypto casinos and betting in the United Kingdom
- Poker sites in the United Kingdom
- Bingo sites in the United Kingdom
- Online lottery sites in the United Kingdom
- Prize competition sites in the United Kingdom
- Sweepstakes and social casinos in the United Kingdom
- Prediction markets in the United Kingdom
- No deposit bonus casinos in the United Kingdom
- Betting apps in the United Kingdom
- Online blackjack sites in the United Kingdom
- Online roulette sites in the United Kingdom
- Case opening and mystery box sites in the United Kingdom