See which online casinos belong to the same operator, and which sister is the better choice. An independent, regularly updated index.
An editor-curated selection based on verified sources. Ratings will be completed once the sites are tested.
Operator: Digimedia / Bayton · Licence: MGA
Operator: Casino Rewards group · Licence: MGA
Operator: White Hat Gaming · Licence: MGA
Operator: Pending · Licence: Curacao
Sister sites are different brands run by the same operator, and that affects your bonuses and limits more than most players realise.
A sister site is an online casino that shares the same parent company, the operator, as another casino. Even when two sites look completely different, they can have the same owner, the same gaming licence, the same technical platform and the same payment system. Casinos like this are called sister sites, and together they make up an operator's family of brands.
In practice, an operator is a company that holds the licence, builds the gaming platform and handles the money. That same company can then launch several brands on top of one engine. The look, the name and the marketing change, but the technology behind the sites stays the same, so sister sites often feel familiar to play.
A simple example: a single operator might run several well-known casino brands under one Malta (MGA) licence, each with its own name and design but all leaning on the same company behind the scenes.
For players, the main reason to know your sister sites is bonuses. Welcome bonuses are usually counted per operator, not per brand, so if you have already claimed a welcome offer at one casino run by an operator, you generally will not get another welcome bonus at its sister site.
The surest way to identify a sister site is to check the company details in the site footer: the operator's name, the registered company and the licence number. If two different casinos list the same operator and the same licence number, they are very likely sister sites.
Connections to operators, licences and known sister sites. Each row links to a closer analysis.
Illustrative · pending verificationWelcome bonuses are usually counted per operator, not per brand.
Bonuses and sister sites
How welcome bonuses and wagering terms work across sister sites run by the same operator.
Bonuses are often the first thing a player looks at when weighing up a new online casino. With sister sites, though, there is one important point to understand: the welcome offer is usually per operator. When several sites belong to the same operator, they are often treated as one entity for bonus purposes.
In practice that means if you have already claimed a welcome bonus at one sister site, you generally will not get another welcome bonus at the same operator's other casino. Operators track links between accounts, and the bonus terms typically state that the offer is for new customers at the operator level. It is worth keeping in mind so you do not open a new account just for a bonus that ultimately is not available.
The cash value of a bonus does not tell the whole story. What often matters more is the wagering requirement, that is, how many times the bonus, or the bonus and deposit combined, must be played through before you can withdraw winnings. The higher the wagering requirement, the more playing time and stake the offer effectively demands.
Wagering terms usually come with game restrictions too. Not all games contribute to wagering at the same weight, and some may be excluded from bonus play entirely. There is also often a time limit within which the wagering must be completed. Reading these terms before you claim a bonus saves you from later surprises.
Because sister sites under the same operator often share a similar backend, their bonus terms can look alike. Even so, individual sites' offers can differ, so it is worth comparing at the level of the terms rather than the headline amount.
In a comparison, look at the size of the wagering requirement, which games contribute to it, any maximum bet with bonus funds, the time limit, and whether the offer covers only the deposit or also free spins. Withdrawal terms and any maximum win from a bonus matter too. That gives you a realistic picture of which offer actually suits your own style of play.
An honest starting point is that a bonus is not free money but a conditional offer. Keep gambling as entertainment and within your own limits.
Casinos under the same operator are not identical: the way you verify your identity and open an account sets them apart.
Sister sites can be divided into a few clear types depending on how the player verifies their identity and how an account is opened. Even if two sister sites share the same operator, they can still work on different logic: one a traditional account-based online casino, the other a pay-and-play casino that relies on bank verification. That is why same-operator casinos are not interchangeable, and it is worth understanding the difference before you choose.
Recognising the type helps you see what the sister relationship means in practice. The shared background often shows in the game library, payment options and support structure, but the experience can still differ noticeably between the sites.
Operators launch new brands for many reasons. Typically a new site aims at a different audience, tries a fresher visual style, or tests a different bonus structure without putting an established brand's reputation on the line. One operator can run several parallel casinos that share the same technology and licence but speak to slightly different players.
New sister sites often emerge on exactly this logic: an established operator brings a fresh site to market. Players should remember that novelty in itself says nothing about reliability, and what matters is the operator and licence behind it.
Pay-and-play casinos are built on a bank-verification model where the player verifies directly with their bank details. No separate registration is needed: the deposit and account opening happen at once, and withdrawals are often handled through the same channel. That is why pay-and-play and no-registration casinos are treated as close relatives, since both rely on smooth bank verification.
Sister relationships in this type often show in the backend systems even if the player does not notice them directly. Same-operator pay-and-play casinos can share a payment provider, game library and verification solution, which makes them very similar to use. A bank-verification model does not remove the need for responsible gambling, though: set your own play limits and breaks.
What different gaming licences tell you, and how to judge a sister site's safety as a New Zealand player.
The licence is the first thing worth checking when you compare sister sites. It tells you which authority supervises the online casino and what rules it has to follow. Casinos under the same operator often run under the same licence, but not always, so each sister site is worth checking individually.
It helps to understand the New Zealand context. New Zealand does not currently issue its own online-casino licences; gambling here is regulated by the Department of Internal Affairs under the Gambling Act 2003, and a new licensing regime for online casinos is being introduced. Offshore sites that accept New Zealand players therefore operate under overseas licences. This is background, not a prompt to play: it explains why the country that issued a licence matters when you judge how trustworthy a site is and where you could turn if something goes wrong.
Malta (MGA) is one of the best known and strictest licence types. The Malta Gaming Authority requires, among other things, the separation of player funds and responsible-gambling tools, and you can lodge a complaint about sites under its remit. For example, a single operator may run several sister brands under one MGA licence.
The UK Gambling Commission (UKGC) and Kahnawake are other established regulators, while Curacao and Anjouan licences are common but typically come with lighter supervision than Malta or the UK. That does not automatically mean a site is untrustworthy, but player protection and complaint procedures can be more limited, so sites operating under those licences are worth assessing especially carefully.
A licence alone does not decide safety, but it tells you a lot. The more tightly supervised the licence, the clearer the rules protecting players tend to be. When you compare sister sites, the licensing authority is a useful first filter.
Technical security is a baseline requirement. A trustworthy online casino uses SSL encryption, so payment and personal details travel in protected form. You can see this as the padlock symbol in the address bar and an https address. The absence of encryption is a clear warning sign.
Fair play rests on a random number generator (RNG) that determines game outcomes. Serious sister sites commission independent audits in which an outside party confirms the results are genuinely random. Segregation of funds means players' money is kept separate from the casino's own business, which improves protection if something goes wrong.
One important and often overlooked point concerns the limits you set yourself. Even if two casinos belong to the same operator, deposit limits, loss limits or a self-set play block do not necessarily carry over to a sister site automatically. In practice you may have to set the limits separately on each site.
A sister link is a claim about ownership, so we treat it like one. Nothing reaches the register on a hunch.
We read operators' official terms and company details; the same legal owner reveals the sister relationship.
We cross-check licence numbers against public registers, such as the Malta Gaming Authority database.
We register, deposit and test the sites ourselves: the platform, payment methods and bonus terms are confirmed in practice.
We regularly publish new content about sister sites, operators and responsible gambling.
Our editorial team is testing operators and tracing ownership now. New pieces will appear here as each analysis is verified and published.
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