Sister Sites 2026
Explore the best UK sister sites in 2026 right here at CasinoFans. Additionally, we will guide you on what you need to know when signing up at this type of casino sites, from the shared welcome bonuses to games featured that you can play, as well as withdrawal times and payment options.
Best Casino Sister Sites
NY Spins Casino
Get 140 Free Spins when you deposit £25
Is Licensed By: UKGC
terms and conditions
18+. New players. Min deposit £25. Up to 140 Free Spins (20/day for 7 consecutive days on selected games). Manually claimed daily or expire at midnight with no rollover. Free spin value £0.10. Max winnings £100/day as bonus funds with 10x wagering requirement to be completed within 7 days. Game restrictions apply. Play Responsibly! www.begambleaware.org Full T&Cs apply.
Casiku Casino
Get 50 Wager-Free Spins
Is Licensed By: UKGC
terms and conditions
18+. New players only. Opt-in required. Min. deposit £20. Welcome Offer is 50 wager free spins on Big Bass Splash when wagering min. £50 on slots by 23:59 GMT on day of first deposit. Free spins must be used within 72hrs. Winnings from free spins credited as cash funds and capped at £50. Cash funds are immediately withdrawable. Affordability checks apply. Terms apply. BeGambleAware.org
Duelz Casino
Get 140 Free Spins when you deposit £25
Is Licensed By: UKGC
terms and conditions
18+. New players. Min deposit £25. Up to 140 Free Spins (20/day for 7 consecutive days on selected games). Manually claimed daily or expire at midnight with no rollover. Free spin value £0.10. Max winnings £100/day as bonus funds with 10x wagering requirement to be completed within 7 days. Game restrictions apply. Play Responsibly! www.begambleaware.org Full T&Cs apply.
Prime Casino
100% up to £25 Welcome Bonus
Is Licensed By: UKGC
terms and conditions
Automatically credited upon 1st Deposit (min £10). Max Bonus £25. Game: Big Bass Bonanza, Spin Value: £0.1. WR 10x Bonus (only Slots count) in 30 days. WR 10x free spin winnings (only Slots count) within 30 days. Max bet is 10% (min £0.10) of the free spin winnings and bonus or £5 (lowest applies). Bonus Policy applies.
Bingostars
Play £10, Get 100 Free Spins on Big Bass Bonanza!
Is Licensed By: UKGC
terms and conditions
New players only. 18+. UK only. Min deposit £10 and £10 stake on slot games required. 100 Free Spins on Big Bass Bonanza credited automatically. Free Spins value: £0.10 each. Free Spins expire 48 hours after crediting. No wagering on Free Spins; winnings paid as cash. Eligibility restrictions apply. Full Terms of Welcome Offer apply. Gambleaware.org.
Genting Casino
100% up to £25 Welcome Bonus
Is Licensed By: UKGC
terms and conditions
Automatically credited upon 1st Deposit (min £10). Max Bonus £25. Game: Big Bass Bonanza, Spin Value: £0.1. WR 10x Bonus (only Slots count) in 30 days. WR 10x free spin winnings (only Slots count) in 30 days. Max bet is 10% (min £0.10) of the free spin winnings and bonus or £5 (lowest applies). Bonus Policy applies.
Lottomart Games
20 Free Spins + WIN Up To 500 More
Is Licensed By: UKGC
terms and conditions
New players only. Opt-in required. Min £20 cash stakes on slots to qualify. 20 Free Spins (£0.10/spin) and Prize Wheel issued upon qualification. Prize Wheel must be used & both sets of Free Spins claimed within 4 days. Free Spins must be played within 24 hours of claim. Free Spin winnings credited as cash. Max 1x claim. Full prize list in main terms. 18+ BeGambleAware.org. Terms Apply Sign up, Play £20, Get 20 Free Spins, plus Spin the Wheel, Get Up To 500 Cash Free Spins. Terms appl
Fruitkings Casino
Play £10 & Get 100 Free Spins on Big Bass Splash
Is Licensed By: UKGC
terms and conditions
18 +. New players only. Min deposit £10 and £10 stake on slot games required. 100 Free Spins on Big Bass Splash credited automatically. Free Spins value: £0.10 each. Free Spins expire 48 hours after crediting. No wagering on Free Spins; winnings paid as cash. Full T&C's apply.
Knight Slots Casino
125 Free Spins on Big Bass Splash
Is Licensed By: UKGC
terms and conditions
Automatically credited upon deposit. Cancellation can be requested. First Deposit Only. Min. deposit: £10. Game: Big Bass Splash, Spin Value: £0.1. WR 60x free spin winnings amount (only Slots count) within 30 days. Max bet is 10% (min £0.10) of the free spin winnings amount or £5 (lowest amount applies). Spins must be used before using deposited funds. Bonuses do not prevent withdrawing deposit balance. First Deposit/Welcome Bonus can only be claimed once every 72 hours across all Casinos. This offer is only available for specific players that have been selected by KnightSlots
Casushi Casino
Play £10 & Get 100 Free Spins on Big Bass Splash
Is Licensed By: UKGC
terms and conditions
18 +. New players only. Min deposit £10 and £10 stake on slot games required. 100 Free Spins on Big Bass Splash credited automatically. Free Spins value: £0.10 each. Free Spins expire 48 hours after crediting. No wagering on Free Spins; winnings paid as cash. Full T&C's apply.
Slot Stars Casino
125 Bonus Spins on Big Bass Bonanza on £10 Deposit
Is Licensed By: UKGC
terms and conditions
Automatically credited upon deposit. Cancellation can be requested. First Deposit Only. Min. deposit: £10. Game: Big Bass Bonanza, Spin Value: £0.1. WR 60x free spin winnings amount (only Slots count) within 30 days. Max bet is 10% (min £0.10) of the free spin winnings amount or £5 (lowest amount applies). Spins must be used before using deposited funds. Bonuses do not prevent withdrawing deposit balance. First Deposit/Welcome Bonus can only be claimed once every 72 hours across all Casinos. This offer is only available for specific players that have been selected by SlotStars.
Midnite Casino
Get 100 No Wagering Free Spins
Is Licensed By: UKGC
terms and conditions
New customers only. Opt in and wager £20 or more on selected games(Monopoly Megaways, Big Bass Splash, Big Bass Secrets of the Golden Lake, KKC Even Bigger Bananas, Fishing Frenzy Big Catch) within 14 days of registration. Get 100 Free Spins for selected games, valued at 10p and valid for 7 days. T&Cs apply. BeGambleAware.org
Mr SuperPlay Casino
Get a 150% Deposit Bonus up to £50
Is Licensed By: UKGC
terms and conditions
New players only. Wagering from real balance first. 10X wagering the bonus money within 30 days. 10x wagering the winnings from the free spins within 7 days. Contribution varies per game. Available on selected games only. The wagering requirement is calculated on bonus bets only. Bonus offer and any winnings from the offer are valid for 30 days. Free spins and any winnings from the free spins are valid for 7 days from receipt. Max conversion: 1 time the bonus amount or from free spins: £1.50. Limited to 5 brands within the network. Withdrawal requests void all active/pending bonuses. Excluded Skrill and Neteller deposits. Full Terms apply
Playzee Casino
100% Bonus up to £25
Is Licensed By: UKGC
terms and conditions
8+. New players only. Min deposit £20. Welcome offer is 100% bonus match up to £25. Bonus funds are separate to cash funds and subject to 10x wagering requirement (bonus amount). Only bonus funds count towards wagering contribution. £5 max bonus bet. Bonus funds must be used within 7 days. Affordability checks apply. Terms Apply. BeGambleAware.org
Voodoo Dreams Casino
Get 140 Free Spins when you deposit £25
Is Licensed By: UKGC
terms and conditions
18+. New players. Min deposit £25. Up to 140 Free Spins (20/day for 7 consecutive days on selected games). Manually claimed daily or expire at midnight with no rollover. Free spin value £0.10. Max winnings £100/day as bonus funds with 10x wagering requirement to be completed within 7 days. Game restrictions apply. Play Responsibly! www.begambleaware.org Full T&Cs apply.
Jazzy Spins Casino
Get a 100% Deposit Bonus up to £25
Is Licensed By: UKGC
terms and conditions
New players only. Wagering from real balance first. 10X wagering the bonus money within 30 days. 10x wagering the winnings from the free spins within 7 days. Contribution varies per game. Available on selected games only. The wagering requirement is calculated on bonus bets only. Bonus offer and any winnings from the offer are valid for 30 days. Free spins and any winnings from the free spins are valid for 7 days from receipt. Max conversion: 1 time the bonus amount or from free spins: £4. Limited to 5 brands within the network. Withdrawal requests void all active/pending bonuses. Excluded Skrill and Neteller deposits. Full Terms apply
Slingo Casino
100% up to £25 Welcome Bonus
Is Licensed By: UKGC
terms and conditions
1st Deposit only (min £10), Max Bonus: £25. WR of 10x Bonus amount (only Slots count) within 30 days. Max bet is 10% (min £0.10) of the Bonus amount or £5 (lowest amount applies). Bonus Policy applies.
Peachy Games
Play £10 & Get 100 Free Spins on Big Bass Splash
Is Licensed By: UKGC
terms and conditions
18 +. New players only. Min deposit £10 and £10 stake on slot games required. 100 Free Spins on Big Bass Splash credited automatically. Free Spins value: £0.10 each. Free Spins expire 48 hours after crediting. No wagering on Free Spins; winnings paid as cash. Full T&C's apply.
Lucky Louis Casino
100 Free Spins on 1st Deposit
Is Licensed By: UKGC
terms and conditions
Automatically credited upon deposit. Cancellation can be requested. First Deposit Only. Min. deposit: £10. Game: Big Bass Bonanza, Spin Value: £0.1. WR of 10x Bonus amount and Free Spin winnings amount (only Slots count) within 30 days. Max bet is 10% (min £0.10) of the free spin winnings amount or £5 (lowest amount applies). Spins must be used before using deposited funds. Bonuses do not prevent withdrawing deposit balance. First Deposit/Welcome Bonus can only be claimed once every 72 hours across all Casinos. Bonus Policy applies.
Jackpot Joy Casino
Play £10, Get 30 Free Spins*
Is Licensed By: UKGC
terms and conditions
New members only, must opt in. Min £10 deposit & wager (excl. sports betting). 30 day expiry from deposit. 18+. Free Spins: on Double Bubble. 1p coin size, max lines. Bingo: Advertised ticket value based on £1 tickets. Game availability & restrictions apply. GambleAware.org #AD
Monopoly Casino
Play £10, Get 30 Free Spins*
Is Licensed By: UKGC
terms and conditions
*New members only, must opt in. Min £10 deposit & wager. 30 day expiry from deposit.18+. Free Spins: on MONOPOLY Paradise Mansion. 1p coin size, max lines. Bingo: Advertised ticket value based on £1 tickets. Game availability & restrictions apply. GambleAware.org #AD
Best Sister Sites by Network
Gamesys Operations Limited
Whitehat Gaming
Dazzletag Entertainment Ltd
SuprNation
Skill On Net Casino Sister Sites
Grace Media Sister Sites
L & L Europe Sister Sites
Progress Play Network
Slingo Sister Sites
Slingo Casino
100% up to £25 Welcome Bonus
Is Licensed By: UKGC
terms and conditions
1st Deposit only (min £10), Max Bonus: £25. WR of 10x Bonus amount (only Slots count) within 30 days. Max bet is 10% (min £0.10) of the Bonus amount or £5 (lowest amount applies). Bonus Policy applies.
Prime Casino
100% up to £25 Welcome Bonus
Is Licensed By: UKGC
terms and conditions
Automatically credited upon 1st Deposit (min £10). Max Bonus £25. Game: Big Bass Bonanza, Spin Value: £0.1. WR 10x Bonus (only Slots count) in 30 days. WR 10x free spin winnings (only Slots count) within 30 days. Max bet is 10% (min £0.10) of the free spin winnings and bonus or £5 (lowest applies). Bonus Policy applies.
Casushi Casino
Play £10 & Get 100 Free Spins on Big Bass Splash
Is Licensed By: UKGC
terms and conditions
18 +. New players only. Min deposit £10 and £10 stake on slot games required. 100 Free Spins on Big Bass Splash credited automatically. Free Spins value: £0.10 each. Free Spins expire 48 hours after crediting. No wagering on Free Spins; winnings paid as cash. Full T&C's apply.
Fruitkings Casino
Play £10 & Get 100 Free Spins on Big Bass Splash
Is Licensed By: UKGC
terms and conditions
18 +. New players only. Min deposit £10 and £10 stake on slot games required. 100 Free Spins on Big Bass Splash credited automatically. Free Spins value: £0.10 each. Free Spins expire 48 hours after crediting. No wagering on Free Spins; winnings paid as cash. Full T&C's apply.
Casiku Casino
Get 50 Wager-Free Spins
Is Licensed By: UKGC
terms and conditions
18+. New players only. Opt-in required. Min. deposit £20. Welcome Offer is 50 wager free spins on Big Bass Splash when wagering min. £50 on slots by 23:59 GMT on day of first deposit. Free spins must be used within 72hrs. Winnings from free spins credited as cash funds and capped at £50. Cash funds are immediately withdrawable. Affordability checks apply. Terms apply. BeGambleAware.org
Peachy Games
Play £10 & Get 100 Free Spins on Big Bass Splash
Is Licensed By: UKGC
terms and conditions
18 +. New players only. Min deposit £10 and £10 stake on slot games required. 100 Free Spins on Big Bass Splash credited automatically. Free Spins value: £0.10 each. Free Spins expire 48 hours after crediting. No wagering on Free Spins; winnings paid as cash. Full T&C's apply.
Lucky Louis Casino
100 Free Spins on 1st Deposit
Is Licensed By: UKGC
terms and conditions
Automatically credited upon deposit. Cancellation can be requested. First Deposit Only. Min. deposit: £10. Game: Big Bass Bonanza, Spin Value: £0.1. WR of 10x Bonus amount and Free Spin winnings amount (only Slots count) within 30 days. Max bet is 10% (min £0.10) of the free spin winnings amount or £5 (lowest amount applies). Spins must be used before using deposited funds. Bonuses do not prevent withdrawing deposit balance. First Deposit/Welcome Bonus can only be claimed once every 72 hours across all Casinos. Bonus Policy applies.
Knight Slots Casino
125 Free Spins on Big Bass Splash
Is Licensed By: UKGC
terms and conditions
Automatically credited upon deposit. Cancellation can be requested. First Deposit Only. Min. deposit: £10. Game: Big Bass Splash, Spin Value: £0.1. WR 60x free spin winnings amount (only Slots count) within 30 days. Max bet is 10% (min £0.10) of the free spin winnings amount or £5 (lowest amount applies). Spins must be used before using deposited funds. Bonuses do not prevent withdrawing deposit balance. First Deposit/Welcome Bonus can only be claimed once every 72 hours across all Casinos. This offer is only available for specific players that have been selected by KnightSlots
Playbook Casino Sister Sites
Independent - Casinos With No Sister Sites
Midnite Casino
Get 100 No Wagering Free Spins
Is Licensed By: UKGC
terms and conditions
New customers only. Opt in and wager £20 or more on selected games(Monopoly Megaways, Big Bass Splash, Big Bass Secrets of the Golden Lake, KKC Even Bigger Bananas, Fishing Frenzy Big Catch) within 14 days of registration. Get 100 Free Spins for selected games, valued at 10p and valid for 7 days. T&Cs apply. BeGambleAware.org
Kwiff Casino
Wager £20 & Get 200 Free Spins on Book of Dead
Is Licensed By: UKGC
terms and conditions
Wager £20 cash on slots within 5 days of first deposit and Get 200 Free Spins on Book of Dead. £0.10 per spin. £250 total max withdrawal. 18+. New customers only. Full T&Cs apply. Gamble Responsibly. E-wallets and virtual cards excluded.
Lottomart Games
20 Free Spins + WIN Up To 500 More
Is Licensed By: UKGC
terms and conditions
New players only. Opt-in required. Min £20 cash stakes on slots to qualify. 20 Free Spins (£0.10/spin) and Prize Wheel issued upon qualification. Prize Wheel must be used & both sets of Free Spins claimed within 4 days. Free Spins must be played within 24 hours of claim. Free Spin winnings credited as cash. Max 1x claim. Full prize list in main terms. 18+ BeGambleAware.org. Terms Apply Sign up, Play £20, Get 20 Free Spins, plus Spin the Wheel, Get Up To 500 Cash Free Spins. Terms appl
What Are Casino Sister Sites?
Sister casino sites are online casinos operated by the same parent company or platform provider. These sites often share similar game libraries, design layouts, welcome bonuses, customer support quality, and payment methods. They offer players the chance to explore a new casino while still enjoying a familiar, trustworthy environment.
Sometimes, the term is also used more loosely to describe casinos that share the same gaming platform (such as Aspire Global or White Hat Gaming), even if they are owned by different operators.
Why UK Players Choose Sister Casino Sites
Casino sister sites are popular among real money players in the UK because they allow for exploration without starting from scratch, and they offer a good way to get top low wager bonuses across more than one casino site. You may already be familiar with the interface, game providers, or promotions from a casino you like, and its sister site may offer something just as appealing with a fresh twist. Whether you're looking for a better welcome bonus, new slot games, or slightly different promotions, sister casinos offer a familiar foundation with a new experience.
Different Types of Casino Sister Sites
1. Sister Sites Owned by the Same Operator
These are true sister casinos. They operate under the same brand group and often mirror each other in style, offers, and services. Operators choose to run multiple casinos to appeal to different types of players. For example, one site may focus on slots with a dark, edgy design, while another might promote bingo and sports betting in a lighter tone. This allows operators to serve a wider audience without risking their market share on a single brand.
2. Sister Sites Sharing the Same Platform or Licence
Some sister casinos are not owned by the same company but are run on the same backend platform, like those provided by White Hat Gaming or Aspire Global. These white-label casinos share similar functionality and infrastructure but are managed independently. You’ll notice similarities in game providers, payment options, and customer support, though branding and bonuses often differ.
While not as closely linked as shared-ownership sites, they still offer players a seamless switch between brands.
Benefits of Playing at Casino Sister Sites
Trust & Familiarity: If you've had a positive experience with one casino, its sister site is likely to offer the same level of reliability.
Fresh Promotions: Enjoy a new welcome bonus while sticking to a trusted platform.
Shared Game Libraries: Access the same providers (e.g., NetEnt, Play’n GO) with new themed layouts or promotions.
Quick Setup: Account creation, verification, and payments often follow the same streamlined process.
For players seeking something entirely new, we recommend standalone casinos (see above).
How To Get Started with Casino Sister Sites
- Getting started at a sister casino site is just like signing up at any new online casino. Here’s a quick guide:
- Choose a sister site from our up-to-date list above.
- Register an account and verify your email or mobile number.
- Make your first deposit and opt in (or out) of the welcome bonus.
- Start playing real money games, knowing the platform is one you can trust.
Casino Sister Sites FAQs
What is a Casino Sister Site?
A casino sister site is an online casino that shares ownership, a gaming licence, or platform with another site. These casinos often share similar features and offers, making them excellent alternatives for players seeking variety without compromising quality or trust.
Can I Claim New Player Bonuses at Sister Sites In The UK?
Yes! As long as you’re registering at a different brand (even if it’s owned by the same group), you're eligible for a new customer welcome bonus. Just make sure you haven’t registered at that particular site before.
What is a Standalone Casino (Independent)?
A standalone casino is a unique brand not linked to any sister sites. These often offer distinct game catalogues, bonus terms, or player experiences. They’re ideal for players seeking something different from the norm.
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