Important Transparency Notice for UK Readers
Cosmobet does not hold a UK Gambling Commission licence. It operates under Curaçao Gaming Authority oversight, so UK readers do not receive the regulatory protections attached to a UKGC-licensed account.
That distinction changes the practical risk. There is no UK alternative-dispute-resolution route for a Cosmobet complaint, UKGC-mandated deposit-limit protections and bonus-design rules do not bind this operator, and the UK's national online self-exclusion scheme does not reach the account. A Curaçao licence is real regulatory status, but it is not equivalent UK permission or a substitute for UK consumer safeguards.
The Cosmobet casino UK position should therefore be assessed before its welcome advertising or game lobby. Players who want UKGC-mandated protections should prefer a UKGC-licensed operator and check the public register themselves. Anyone considering Cosmobet sister sites should keep deposits modest, save terms and transaction records, and avoid assuming that a control selected at another brand applies here.
Comparison of Sites Like Cosmobet
These five profiles are ordered by evidence strength, not headline promotions. Four of them — Zizobet, Rolletto, Goldenbet and Velobet — are confirmed sisters sharing Cosmobet's operator, company number and licence. Goldenbet's own footer is the clearest of the set, naming Santeda International B.V., Curaçao company number 151296 and licence OGL/2024/1798/1048 issued on 14 August 2024, which is Cosmobet's licence exactly. Velobet's site was unreachable behind bot protection at the time of writing, but Casino Guru's licensing block records the same operator and the same licence number. MyStake is the one profile held to a different standard: two regulators have named Santeda as its operator, but its current licence certificate was not recaptured here. Readers browsing Spin And Win Casino sister sites should apply the same licence-matching test.
| Brand | Our Rating | Welcome Bonus | Payout Speed | Top Feature |
|---|---|---|---|---|
| Zizobet | Tier 1: verified relationship | Not published | Not published | Same operator and licence |
| Rolletto | Tier 1: verified relationship | Not published | Not published | Shared licence and affiliate infrastructure |
| MyStake | Tier 2: operator named by regulators | Not published | Not published | Two regulators name Santeda; licence certificate not recaptured |
| Goldenbet | Tier 1: verified relationship | Not published | Not published | Own footer: same operator, company number and licence |
| Velobet | Tier 1: verified relationship | Not published | Not published | Same operator and licence on record; brand site bot-blocked |
Zizobet – Best Cosmobet Sister Site for Verified Ownership

Regulator-verified and operator-stated evidence align here. Zizobet's own disclosure names Santeda International B.V., Curaçao company number 151296 and Curaçao Gaming Authority licence OGL/2024/1798/1048. Those details exactly match Cosmobet, making Zizobet a verified Cosmobet sister site rather than a platform lookalike.
Zizobet's launch year and full welcome terms are not published. A percentage, free-spin quantity, wagering multiplier, maximum bonus bet or conversion ceiling should not be inferred from a directory. Searches for Zizobet sister sites may show promotional figures, but those figures are not used here.
Its main advantage is evidential clarity. The matching company number rules out a similarly named operator, while the matching licence ties both domains to one regulatory permission. Readers comparing entry costs with £2 Deposit Casinos in the UK should still check the cashier before registering; Zizobet's minimum deposit was not published.
Banking methods, fees and withdrawal timing are also not published. That prevents a speed ranking. Use a payment method held in your own name, finish identity checks before depositing heavily, and retain the version of the terms accepted when the account was opened.
Zizobet Snapshot
| Metric | Detail |
|---|---|
| Relationship | Verified same operator and same licence |
| Operator | Santeda International B.V., company number 151296 |
| Licence | Curaçao Gaming Authority OGL/2024/1798/1048 |
| Launch year | Not published |
| Welcome offer | Not published |
| Banking and payouts | Methods and timing not published |
Rolletto – Top Site Like Cosmobet for Shared Infrastructure

Rolletto's own footer names Santeda International B.V. and the same Curaçao Gaming Authority licence, OGL/2024/1798/1048. That is sufficient to verify the relationship. Cosmobet's affiliate tracking is also served from a rolletto-affiliates path, an independent infrastructure clue supporting the legal disclosure.
No current launch date or complete welcome package was published for use in this profile. Accordingly, the bonus, wagering, maximum bet and conversion limit remain Not published. Rolletto sister sites searches are not a reliable substitute for operator terms because affiliate summaries can outlive the offer they describe.
Rolletto is useful for readers who want a second confirmed brand within the same licensed structure, but the common licence is not proof of identical cashier rules or customer support. By contrast, Ted Bingo sister sites sit in a different comparison context and should be assessed against their own UK permission and terms.
Rolletto's supported payment methods, deposit limits, fees and withdrawal timetable were not published. Treat payout-speed claims as third-party-reported unless a dated operator rule states otherwise, and confirm whether the withdrawal method must match the deposit route.
Rolletto Snapshot
| Metric | Detail |
|---|---|
| Relationship | Verified same operator and same licence |
| Operator | Santeda International B.V., company number 151296 |
| Licence | Curaçao Gaming Authority OGL/2024/1798/1048 |
| Additional evidence | Shared affiliate-tracking infrastructure |
| Welcome offer | Not published |
| Banking and payouts | Methods and timing not published |
MyStake – Best Cosmobet Alternative for Regulatory Evidence

MyStake's link to Santeda International B.V. rests on regulators rather than directories, which puts it well above an affiliate listing. Australia's communications regulator formally named Santeda as the provider of MyStake, and Spain's gambling regulator had already identified the same company as MyStake's operator in the enforcement decision that produced a €5 million penalty and a two-year authorisation ban. What is missing is narrower than it sounds: a current licence certificate tying MyStake to Cosmobet's OGL/2024/1798/1048. The operator relationship is established; the live licence match is the piece still to recapture.
The warning concerned provision of prohibited and unlicensed regulated interactive gambling services to people physically present in Australia. It verifies that regulatory event and operator attribution for MyStake; it does not prove that the service currently uses Cosmobet's Curaçao licence. That missing link keeps MyStake in Tier 2.
Launch year, current welcome bonus, wagering, maximum stake and conversion restrictions are Not published. MyStake sister sites pages may quote them, but repeating unconfirmed numbers would create false precision. The defensible Cosmobet alternative comparison is its reported operator connection, not promotional value.
Banking availability, withdrawal timing and fees are Not published. Before using any method, confirm name matching, currency conversion and verification requirements inside the cashier. Never treat a forum's fast-payment anecdote as a guaranteed service level.
MyStake Snapshot
| Metric | Detail |
|---|---|
| Relationship | Same operator named by two regulators; current licence certificate not recaptured |
| Operator | Santeda International B.V., named by the Australian and Spanish regulators |
| Licence | Not recaptured from a current certificate |
| Launch year | Not published |
| Welcome offer | Not published |
| Banking and payouts | Methods and timing not published |
Goldenbet – Best Similar Site to Cosmobet for Network Comparison

Goldenbet is a confirmed sister, and its own site says so in terms that leave no room for interpretation. The footer states the brand is owned and operated by Santeda International B.V., a company registered in Curaçao under company number 151296 at Zuikertuintjeweg Z/N, licensed by the Curaçao Gaming Authority under licence OGL/2024/1798/1048, issued on 14 August 2024. Every one of those identifiers matches Cosmobet: same operator, same company number, same licence, same issue date. This is first-party evidence from the brand's own legal disclosure, which outranks any directory listing.
No verified launch year, complete welcome package, wagering multiplier, maximum bonus bet or conversion cap is published. That means Goldenbet sister sites search results should be read as leads for checking, not evidence. A copied bonus headline without dated terms cannot support a fair rating.
Goldenbet remains useful as a comparison because repeated directory placement suggests shared network behaviour may be worth investigating. It ranks below both verified brands because appearance, game layout or provider overlap cannot establish ownership. This is a reported Cosmobet alternative, not one of the confirmed related brands.
Payment methods, minimum and maximum deposits, withdrawal timing and fees are Not published. Check the cashier and legal footer at the point of use, save screenshots, and avoid depositing until the account name and payment-owner rules are clear.
Goldenbet Snapshot
| Metric | Detail |
|---|---|
| Relationship | Confirmed sister: same operator, company number and licence |
| Operator | Santeda International B.V., company number 151296, from the brand's own footer |
| Licence | CGA OGL/2024/1798/1048, issued 14 August 2024 |
| Launch year | Not published |
| Welcome offer | Not published |
| Banking and payouts | Methods and timing not published |
Velobet – Top Site Like Cosmobet for Relationship Research

Velobet is a confirmed sister on licence evidence, with one honest caveat about how that evidence was obtained. Casino Guru's licensing block records Velobet under Santeda International B.V. with licence OGL/2024/1798/1048 — Cosmobet's operator and Cosmobet's licence number. The brand's own site sits behind bot protection and could not be read directly at the time of writing, so the first-party footer confirmation available for Goldenbet is missing here. That is a limit on our access, not a gap in the relationship. It sits a step below Goldenbet on evidence quality while remaining well clear of a directory-only association.
Launch year and complete welcome conditions are Not published. In particular, no verified match percentage, bonus ceiling, free-spin value, wagering rule, maximum bet or conversion cap is used. Velobet sister sites articles that omit their capture date should not decide whether an offer has value today.
The useful distinction is evidence quality: Velobet may feel like one of the Cosmobet similar sites, yet similarity is not corporate proof. Players comparing casinos similar to William Hill Vegas should notice the larger regulatory difference too, because a familiar layout says nothing about UKGC oversight.
Velobet's method availability, deposit range, fees and withdrawal timetable are Not published. Confirm them after login before funding an account, and remember that a method available for deposits may not be available for withdrawals.
Velobet Snapshot
| Metric | Detail |
|---|---|
| Relationship | Confirmed sister: same operator, company number and licence |
| Operator | Santeda International B.V., recorded by Casino Guru; brand site unreachable behind bot protection |
| Licence | CGA OGL/2024/1798/1048, matching Cosmobet |
| Launch year | Not published |
| Welcome offer | Not published |
| Banking and payouts | Methods and timing not published |
How We Tested These Cosmobet Sister Sites
We began with legal identity, not design. Cosmobet's terms and active Curaçao certificate were matched against each brand's own footer, the Curaçao Gaming Authority register and the UK Gambling Commission public register. “Verified” means the operator entity and licence number both matched first-hand; a directory mention alone earned only “reported.” The Casino Sister Sites index is useful for discovery, but every ownership claim still needs this check.
Independent profiles were reserved for sentiment, complaints and context. Casino Guru's May 2026 profile identifies Santeda International B.V., an 8.3/10 High Safety Index, 20 listed payment methods and reported withdrawal limits of €7,500 weekly and €15,000 monthly; those are third-party-reported, not operator promises. Trustpilot was checked in August 2026. Searches for “Cosmobet casino sister casinos” also exposed why caution matters: directories place Donbet in the group, while Donbet's own footer names GTW B.V., company number 165433, under CGA licence OGL/2024/250/0115. Cosmobet sister companies should never be inferred from an aggregator list.
Cosmobet vs Its Sister Sites
Cosmobet advertises its welcome package inconsistently, and a reader should know that before committing. The homepage promotes up to 1,000 free spins with a 400% boost in euros, which Casino Guru broadly corroborates as four separate 100%-up-to-€500 packages carrying 250 spins each. The operator's own Trustpilot business description, however, advertises a 330% casino package across three deposits. Those are materially different propositions, so treat the headline as unsettled and read the registration-linked terms on the day you sign up. The turnover multiplier and conversion ceiling were not published alongside it. The percentage is therefore advertising, not a measurable value comparison. Equivalent complete terms for the profiled brands are Not published. Third-party-reported context dates Cosmobet to 2023 and estimates annual revenue above $5 million, but those profile metrics do not establish sister-site offer quality.
Game totals are also Not published for the five profiles, so no defensible “largest lobby” winner exists. The independent Cosmobet review lists a broad set of game types and a large supplier panel, but that does not establish identical catalogues across sites like Cosmobet. Titles, jurisdictions and suppliers can differ even under one licence, so sites like Cosmobet still require brand-level checking.
Banking is clearer only at rule level. Cosmobet's terms state that it does not accept third-party payments: deposits must come from a method registered in the player's own name, or winnings may be confiscated and the original deposit returned. Whether Zizobet and Rolletto apply identical operational checks must be confirmed on their own current pages. This is why verified ownership does not make every Cosmobet sister site interchangeable.
New Santeda International Casinos in 2026
No new or upcoming Santeda International brand could be verified from a current operator announcement for 2026. A newly indexed domain, a shared template or a directory's launch label is not enough to call it one of the Santeda International casinos. Until a legal footer and licence certificate agree, the honest status is Not published.
The same test applies outside this network. Readers researching madmen limited casinos should identify the named licensee, company number and regulator rather than rely on branding alone. Existing Santeda International sister sites can also change ownership or licence, so “new” should refer to a documented launch, not the date an affiliate first noticed a site.
Payment Methods Across the Santeda International Network
Casino Guru lists 20 methods for Cosmobet, but availability may depend on country and a deposit route may not support withdrawals. The table therefore names representative methods from that third-party list while marking network-wide limits, timing and fees Not published. Cosmobet's own-name rule is the firmer evidence. Anyone comparing Bank Transfer Casinos UK should also remember that a UK bank route does not create UK regulatory protection.
| Method | Min Deposit | Max Deposit | Withdrawal Time | Fees |
|---|---|---|---|---|
| Visa | Not published | Not published | Not published | Not published |
| Mastercard | Not published | Not published | Not published | Not published |
| Bank transfer | Not published | Not published | Not published | Not published |
| Skrill | Not published | Not published | Not published | Not published |
| Neteller | Not published | Not published | Not published | Not published |
| Bitcoin | Not published | Not published | Not published | Not published |
| Tether | Not published | Not published | Not published | Not published |
Game Providers at Cosmobet Sister Sites
No operator-published supplier list or game count was established for the five profiled brands, so the table does not transfer Cosmobet's third-party catalogue to them. Provider contracts and live-dealer access can vary by domain and country. Treat a lobby count as a dated snapshot, and confirm mobile browser access on the device you intend to use.
| Site | Top Providers | Game Count | Live Dealer | Mobile |
|---|---|---|---|---|
| Zizobet | Not published | Not published | Not published | Not published |
| Rolletto | Not published | Not published | Not published | Not published |
| MyStake | Not published | Not published | Not published | Not published |
| Goldenbet | Not published | Not published | Not published | Not published |
| Velobet | Not published | Not published | Not published | Not published |
Safety, Licensing and Regulation
Regulator-verified: the Curaçao Gaming Authority certificate identifies Cosmobet.com as operated by Santeda International B.V., company number 151296, under active licence OGL/2024/1798/1048. Operator-stated: Santeda International Limited, registered at Poreias 2, 3011 Limassol, Cyprus, acts as payment agent for the licensee. The payment agent is not the casino operator.
Zizobet and Rolletto reproduce the material operator and licence details, which makes them verified. MyStake, Goldenbet and Velobet remain reported relationships because a current first-party licence match was not established for each gaming site. Donbet demonstrates the danger of treating broad network lists as evidence: its GTW B.V. operator and different CGA licence exclude it from this confirmed set.
Cosmobet has no UKGC permission. A player must first use the operator's complaints channel; the Curaçao Gaming Authority accepts information about possible regulatory breaches but states that it does not mediate individual disputes or order compensation. That is not the end of the matter, though, and the article should not leave readers thinking it is: Curaçao's current framework requires licensees to provide a complaints process and an alternative-dispute-resolution route at the operator's own expense, alongside responsible-gambling terms covering deposit limits and self-exclusion. Ask Cosmobet to name its ADR provider before you deposit, because a route you cannot identify in advance is one you cannot rely on later. That route is materially different from the UK complaint and alternative-dispute-resolution framework.
Game-testing laboratory details were not published for these profiles. The independent 8.3/10 rating is useful context, but it cannot replace licence scope, complaint access or account-level controls. Players accustomed to William Hill Vegas alternatives should not carry across assumptions about UK financial limits, self-exclusion or dispute handling.
| Brand | Operator Entity | Licence Body | Licence Number | RNG / Game Testing | RG / Self-Exclusion |
|---|---|---|---|---|---|
| Zizobet | Santeda International B.V. | Curaçao Gaming Authority | OGL/2024/1798/1048 | Not published | Brand-level controls not published |
| Rolletto | Santeda International B.V. | Curaçao Gaming Authority | OGL/2024/1798/1048 | Not published | Brand-level controls not published |
| MyStake | Santeda International B.V. reported | Not verified from current gaming terms | Not verified from current gaming terms | Not published | Not published |
| Goldenbet | Santeda International B.V. reported | Not verified from current gaming terms | Not verified from current gaming terms | Not published | Not published |
| Velobet | Santeda International B.V. reported | Not verified from current gaming terms | Not verified from current gaming terms | Not published | Not published |
Common Complaints and Issues
Trustpilot gives Cosmobet 2.9/5 from 361 reviews, checked August 2026, and the collection method belongs beside the number. Cosmobet actively invites reviews and has replied to every negative one, both of which tend to lift a score rather than depress it. A 2.9 produced under those conditions reads less favourably than the same figure gathered passively. Review themes are mixed: some users praise navigation and successful withdrawals, while others allege document rejection, repeated verification requests, withdrawal delays and weak support. These are user reports, not adjudicated facts, and no single review establishes an operator-wide practice.
Casino Guru gives Cosmobet an 8.3/10 High Safety Index and lists 60 total complaints, and the breakdown matters more than the headline. One case is open, one is unresolved, 16 were resolved and 42 were rejected, and the profile carries 255 black points. A rejection rate of roughly seven in ten is not the same as a clean record: it means most complaints did not succeed, which is a different claim from most players having no cause to complain. The source says it found no unfair or predatory term in its review, but the complaint catalogue includes disputes about verification, delayed access, withdrawals and confiscated funds. Complaint counts change, so the dated status matters more than an isolated headline.
Regulatory history is firmer evidence. On 30 March 2023, Spain's DGOJ fined Santeda International B.V. €5 million and barred it from obtaining a Spanish gambling authorisation for two years for the very serious category of offering gambling without the required national permission through MyStake. On 27 January 2026, Australia's ACMA formally warned the company over MyStake providing prohibited and unlicensed regulated interactive gambling services to customers physically in Australia. These documented actions should carry more weight than anonymous forum claims.
What Users Say: Cosmobet Sister Sites Reviews
User sentiment does not produce a simple verdict. The Trustpilot score is below the midpoint, yet the Casino Guru assessment is 8.3/10 and High. They measure different things: one aggregates customer reviews, while the other weighs terms, estimated size, licence and complaint outcomes. A careful Cosmobet review should display both without averaging them into a made-up score.
Forum posts can reveal questions worth checking, especially around KYC, pending withdrawals and bonus eligibility, but they are unverified unless supported by documents or a resolved complaint. Positive speed claims are equally anecdotal. Use reviews to form questions for support, then rely on the account terms and written answers.
| Source | Common Praise | Common Criticism |
|---|---|---|
| Trustpilot: 2.9/5 from 361 reviews, August 2026 | Navigation, game choice and some successful payouts | Verification, withdrawal and support complaints |
| Casino Guru: 8.3/10 High Safety Index, May 2026 | Terms assessed as fair; no relevant blacklist | 60 complaints in total; one unresolved |
| Player forums | Some anecdotal reports of broad choice and completed payments | Unverified claims about delays, KYC and bonus handling |
Bonus and Wagering Requirements at Sites Like Cosmobet
Cosmobet advertises up to 1,000 free spins and a 400% welcome boost in euros, but the turnover multiplier that determines usable value was not published alongside that headline. Complete corresponding terms for the five profiles are also Not published. No verified Cosmobet sister sites no deposit bonus was identified, so do not assume that a registration reward exists.
For comparison, UKGC Social Responsibility Code 5.1.1 caps wagering on bonus funds at 10x from 19 January 2026. That cap binds UKGC licensees, not Cosmobet. The example below illustrates the UK benchmark rather than Cosmobet's undisclosed terms; a promotion that calculates turnover on deposit plus bonus would produce a different figure.
| Step | Value |
|---|---|
| Cash deposit | £100 |
| Illustrative matched bonus | £100 |
| UKGC maximum wagering on bonus funds | 10x |
| Illustrative turnover | £1,000 |
| Cash plus bonus before play | £200, subject to valid terms |
How to Choose the Right Sister Site
Start with jurisdiction and evidence tier. If UK dispute access, financial-limit rules and national self-exclusion coverage matter, select a UKGC-licensed operator instead. Within this comparison, four brands share Cosmobet's operator and licence on the record — Zizobet, Rolletto, Goldenbet and Velobet — with Goldenbet's own footer the single clearest piece of evidence. MyStake is the outlier: two regulators name the same operator, but its current licence certificate was not recaptured. Ownership evidence alone does not separate the four verified brands, because none of them publishes the bonus terms, minimum deposit, withdrawal timetable or fees that would let a reader rank them. On the evidence available, there is no basis for naming one of the four a winner over the others, and this guide does not invent one. Never choose solely on a large percentage or an undated payout claim.
Read KYC, bonus, withdrawal, dormant-account and payment-owner terms before depositing, then complete your KYC verification immediately after registration. Confirm limits and fees in writing, use only a payment method in your own name and make a small withdrawal before increasing stakes. If you specifically need Siru Mobile deposit casinos, verify current cashier support rather than assuming that a mobile-friendly site accepts that billing method.
Which Cosmobet Sister Site Is Best?
Among the 5 profiled sister sites of Cosmobet, Zizobet is the best Cosmobet sister site for most players. The reason is evidence, not an invented rating: its own disclosure matches Cosmobet's operator, company number and CGA licence. It therefore answers the ownership question more cleanly than the three reported brands.
Rolletto is a close second and has the extra shared-affiliate-infrastructure clue. Neither verified relationship proves better withdrawal service, broader banking or stronger safer-gambling controls because those comparative fields are Not published. The best Cosmobet sister site is still outside UKGC oversight, so a UKGC-licensed option is the better fit when UK protections are the deciding factor.
Responsible Gambling Tools Across the Network
Operator-stated evidence for Cosmobet publishes time-out and self-exclusion options arranged through customer support. It does not publish a sufficiently clear account-level list here for deposit limits, loss limits or reality checks, so those controls should not be assumed. Ask support how a limit works, when it takes effect and whether an increase involves a cooling-off period before relying on it.
More importantly, there is no verified statement that a limit, time-out or self-exclusion set at Cosmobet automatically travels to Zizobet, Rolletto or the reported brands. Treat every account separately and ask for cross-brand closure in writing. The UK's national online self-exclusion scheme covers participating UK-licensed operators; it does not extend to this Curaçao-licensed network, so local operator controls cannot be treated as shared UK protection.
Final Verdict: Are Cosmobet Similar Sites Worth It?
The evidence supports two genuine same-operator, same-licence Cosmobet sister sites: Zizobet and Rolletto. MyStake, Goldenbet and Velobet are useful reported comparisons, but they should not be promoted to confirmed sister status without matching current gaming terms. Among the sister sites of Cosmobet, verification is stronger than the available evidence for bonuses, games or payouts.
For a UK reader, the missing UKGC permission and UK dispute route outweigh an unqualified recommendation. Compare terms, verify the licence and keep any spend deliberately small. Before playing, set a deposit and loss limit you can afford and never chase losses. One caution on self-exclusion, because it is easy to get wrong here: the UK's national online scheme restricts access to participating UK-licensed operators, and it will not block Cosmobet or its Curaçao-licensed sisters. If you need to step away from this network you must use the operator's own time-out and self-exclusion tools at each brand separately, and ask for cross-brand closure in writing. Support is available regardless: contact GamCare on freephone 0808 8020 133 or visit GambleAware.
