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RainShine Independent UK casino comparison
Operator groups · Licences · Terms

Know who you are actually playing with.

We review UK-licensed casinos and map the operator groups behind them, so you can see which sites share an owner, a platform and a set of terms before you deposit.

18+ only · Ratings are ours and are not for sale

5 Casinos reviewed
11 Networks mapped

UK-licensed operators only

Operator groups mapped

Terms checked at source

Rankings never for sale

Independently reviewed

Ranked casinos

Ordered by our overall score. Ratings are ours and are not for sale.

bet365

Hillside (UK Gaming) ENC
Welcome bonus
Up to 500 free spins
Wagering
None on spins
Min deposit
£10
Withdrawal
~2 hours

BetVictor

BV Gaming Limited
Welcome bonus
£20 bonus + 50 spins
Wagering
10x on the bonus
Min deposit
£10
Withdrawal
~24 hours

Betway

Betway Limited
Welcome bonus
100% up to £50, or 150 spins
Wagering
Min deposit
£10
Withdrawal
~24 hours

Coral

LC International Limited
Welcome bonus
100 free spins
Wagering
None on spins
Min deposit
£10
Withdrawal
~4 hours

Grosvenor Casinos

Rank Interactive (Gibraltar) Limited
Welcome bonus
Deposit £20, play with £40
Wagering
10x
Min deposit
£20
Withdrawal
Instant to 3 days

Ladbrokes

LC International Limited
Welcome bonus
100 free spins
Wagering
None on spins
Min deposit
£10
Withdrawal
Up to 24 hours

MrQ

Tek Fox Ltd
Welcome bonus
100 free spins
Wagering
None, wager-free
Min deposit
£10
Withdrawal
0 to 20 minutes

PlayOJO

Skill On Net Limited
Welcome bonus
50 free spins
Wagering
None, wager-free
Min deposit
£10
Withdrawal
A few hours

Sky Vegas

Bonne Terre Gaming Limited
Welcome bonus
Up to 270 free spins
Wagering
None on spins
Min deposit
£10
Withdrawal
~24 hours

tombola

Tombola (International) Plc
Welcome bonus
100% match up to £50
Wagering
Wager-free
Min deposit
£10
Withdrawal
~1 to 2 hours

Videoslots

Videoslots Limited
Welcome bonus
100% up to £50 + 11 spins
Wagering
10x on the bonus
Min deposit
£10
Withdrawal
~24 hours

William Hill

WHG (International) Limited
Welcome bonus
200 free spins
Wagering
10x on spin winnings
Min deposit
£10
Withdrawal
2 to 4 hours

Where a field is blank, it means we have not verified it yet.

Start here

What is a sister site?

Four things worth knowing before you open an account at one.

One licence, many brands

A sister site is another casino running on the same operating licence. Same company, same platform, usually the same games, different name on the door.

Self-exclusion is the thing to check

On some groups one exclusion request covers every brand on the account. On others it covers nothing but the site you asked. That difference matters more than any bonus.

The brand is not always the business

A white-label brand is owned by one company and operated by another. If a withdrawal stalls, the company answerable for your money is the licence holder, not the logo.

Terms travel, mostly

Brands on one platform tend to share a cashier, a verification queue and a wagering multiple. Where they differ, it is in the terms rather than the machinery.

Our method

How we review

Five things, scored the same way for every casino.

Safety and licensing

Game selection

Payments and payouts

Customer support

Mobile experience

Every casino is scored on five things: safety and licensing, game selection, payments and payouts, customer support, and the mobile experience. Scores are ours and are not influenced by commercial arrangements.

We publish bonus terms, withdrawal times and licence numbers only after checking them against the operator’s own published terms. Where a field is blank, it means we have not verified it yet.

What casino sister sites are, and why the operator matters

Casino sister sites are brands that share an operator. In Britain the connection that counts is the licence, because the company named on it holds your deposits and is the one that answers if a withdrawal stalls. Two casinos can look nothing alike and still be the same business: Ladbrokes and Coral sit on one Gambling Commission account, 54743, alongside Gala, Foxy Bingo and bwin. Fourteen active brands, one licensee.

That is the single most useful thing to know before you deposit somewhere new, and it is the thing marketing pages leave out. A brand is a name. A licence is a company with obligations.

What we check, and what we do not

Every entry here starts from the Gambling Commission’s public register. We take the operator’s account number, read what the register says about who holds it and which addresses sit under it, then record the welcome offer, wagering requirement, minimum deposit and withdrawal times from the operator’s own published terms. Where a figure has not been established, the field stays empty. A blank on this site means we have not verified it, not that the answer is zero.

We do not claim to have played at every casino we write about, and you should be sceptical of sites that do. What you get instead is checkable: an account number you can look up yourself, a licensee name, and a date against every figure. If we are wrong, the register will say so.

Owned brands and white labels

The register distinguishes between a brand an operator owns and one it runs for somebody else, and the difference is invisible from the casino itself. A white label means a third party owns the name while the licensee holds the licence and your money.

It is more common than most players realise. Jumpman Gaming’s account carries 229 web addresses, 131 of them white labels. SkillOnNet runs 18, including Genting Casino, which is not obvious from either site. Six of the ten addresses on BetVictor’s account are white labels, among them Heart Bingo and talkSPORT BET. Each of our network articles separates the two, because when a payout stalls the licence holder is who has to release it.

The 10x wagering cap

Since 19 January 2026 the Gambling Commission has capped bonus wagering at 10x and banned mixed sports-and-casino promotions. It gives you a test you can apply to any page in seconds: an offer aimed at British players advertising more than 10x is either out of date or not compliant, and reproducing one is a good sign the site quoting it has not looked recently.

The rule reshaped what a welcome offer looks like. Large deposit matches have largely given way to free-spin packages, many of them wager-free. How wagering requirements work sets out what a requirement actually costs before any of it is yours.

What a British licence gives you, and where it stops

A Gambling Commission licence is not a quality mark. It is a set of enforceable protections: GAMSTOP self-exclusion that applies at the licence layer rather than brand by brand, deposit limits the operator has to honour, a route to an approved dispute-resolution body, and rules on how customer money is held. A site licensed in Curacao or Anjouan gives a UK player none of that, and a self-exclusion set in Britain does not reach it.

This is worth being blunt about, because it is where sister sites are most often misunderstood. Switching to a sister site is not a way around an exclusion you have set. One GAMSTOP registration blocks every operator licensed in Great Britain, and a group-level exclusion covers every brand on that account. That is a protection, not an obstacle.

When a shared licence is a warning sign

Knowing the network cuts both ways. If a complaint pattern shows up at one brand, the sisters usually share the same cashier, the same verification queue and the same team, so the problem is rarely confined to the site you noticed it on. Two other things worth watching: an operator changing licensee, which happened to MrQ, where the address is now active under a different company and inactive under the old one; and enforcement history, which sits on the register’s own actions tab rather than in a press release.

Where to start

If you want the licensed operators side by side with their offers and wagering, that is ranked casinos. For a written verdict on one brand, see casino reviews. If you have arrived because a casino restricted your account or you have used up its welcome offer, start from casino sister sites, where the networks we have mapped include SkillOnNet, Betfred, kwiff, Dream Jackpot and Lottoland, the useful case where the honest answer is that there are none.

Gambling should be entertainment

This site carries affiliate links, which is how it is free to read, and a commercial arrangement never changes a verdict or the order of a listing. Where a page carries an outbound link, the operator behind it holds a British licence, because advertising an unlicensed operator to UK readers is not lawful.

Gambling should be entertainment, never a way to make money. If it has stopped feeling that way, help is free and confidential: GamCare and the National Gambling Helpline on 0808 8020 133, or GAMSTOP to block every UK-licensed site at once. 18+ only.

Who writes this

Meet the team

Every article carries a name, and every name has a page saying what they check and how.

Common questions

Sister sites, answered

How do I find a casino's sister sites?

Look up the operator on the Gambling Commission public register. The trading names and domains held under one licence account are that operator's brands, and the register lists them with a status against each. That is where the lists on this site come from.

Does self-exclusion cover every sister site?

Not always, and it is worth checking before you rely on it. Some groups apply one request across the whole licence account. Others treat each brand separately. GAMSTOP covers every operator licensed in Great Britain in one registration, but it does not reach sites licensed elsewhere.

Can I claim the welcome offer at each sister site?

Usually once per brand, and most groups apply an eligibility rule across their own brands rather than letting you work through them. Read the terms on the specific site, because this is a condition operators enforce after the fact.

Are sister sites safe to play at?

It depends on the licence, not on the group. A brand licensed in Great Britain carries GAMSTOP, dispute resolution through an approved body and the deposit rules that come with the licence. A brand licensed offshore carries none of those, whatever the site looks like.

Where do your figures come from?

Operator terms pages and the Gambling Commission register, read directly and dated on the page. We do not play at the casinos we write about, and where a figure is not published we say so rather than fill the gap.

Play safe

Gamble responsibly

18+ only. Gambling can be addictive. Free, confidential support is available from GamCare on the National Gambling Helpline, 0808 8020 133, and you can self-exclude from every UK-licensed site through GAMSTOP. Always read the operator’s full terms before depositing.