BitStarz Sister Sites: 7Bit Casino and the Dama N.V. Group
2 sites I review share an owner or are run together: BitStarz Casino, 7Bit Casino. Here is who runs them, how strong the evidence is, and which one is the safer choice.
By Giuseppe Vivarelli · Checked November 4, 2026 · Evidence: Operator directories
- Group: Dama N.V. (Curaçao).
- Best-rated site in the group: BitStarz Casino (60/100).
- No site in this group is on a player warning list.
- Also in the group: KatsuBet and mBit are also named as Dama N.V. casinos; not reviewed here.
The sites, side by side
Score from my published formula; player rating from independent player communities.
| Site | Score | Player flags | Player rating | Licence | Crypto payout (stated) | |
|---|---|---|---|---|---|---|
| BitStarz Casino | 60 | No player flags | 3.7/5 (1,293) | Curaçao | Crypto stated within 1-2 hours | Review · Mobile |
| 7Bit Casino | 60 | No player flags | 4.0/5 (768) | Curaçao | Not verified | Review · Mobile |
How I know they are connected
Listed by independent casino directories. Each point below is backed by a source listed at the end of the page.
- Two independent sources name Dama N.V., a Curaçao company, as the operator of both BitStarz and 7Bit Casino.
- Both brands launched in 2014. Dama N.V. once ran more than a hundred casino sites and is described as operating over forty today, including KatsuBet and mBit.
- Both sites state a Curaçao licence in my data.
Compare the sister sites head to head
Why sister sites matter to you
Sites in the same group usually share a cashier, a support team and a player database. In practice:
- Problems travel. If one site is slow to pay or quick to void bonuses, its sister sites tend to behave the same way. Judge the group, not just the logo.
- One bonus, one person. Group terms often limit welcome bonuses to one account per person, household or IP address across all sister sites.
- Closures and self-exclusion carry over. A ban or self-exclusion at one site can apply across the group.
- Switching rarely solves a dispute. If your withdrawal is stuck, opening an account at a sister site will not speed it up.
Other casino groups
Questions
Which sites are sister sites of BitStarz Casino?
The sites in this group are BitStarz Casino, 7Bit Casino. Group: Dama N.V. (Curaçao). KatsuBet and mBit are also named as Dama N.V. casinos; not reviewed here.
Who owns BitStarz Casino?
Dama N.V. (Curaçao). Source type: operator directories. See the dated sources on this page.
Which Dama N.V. casinos site is best?
By my published score, BitStarz Casino is the highest-rated site in the group (60/100). None of the sites is on a player warning list.
Can I claim the welcome bonus at every sister site?
Check the terms of each site before you try. Casinos in the same group share player databases, and their terms often limit bonuses to one account per person, household or IP address. Breaking those rules can lead to confiscated winnings.
If one sister site bans me, can I play at the others?
Usually not. Sites in the same group typically share the account checks behind them, so a closure or self-exclusion at one site can apply to the others. If you self-excluded for your own protection, please keep that protection: free help is available 24/7 at 1-800-MY-RESET.
Sources
- CompaniesHistory, "The corporate history of Dama N.V. and the casinos they operate", Jun 30, 2026
- VIP-Grinders, "BitStarz vs 7Bit Casino"
- Scores, licences, payout times and player flags: my operator data, checked on the date shown on each review.
Offshore operators rarely publish their corporate structure. If you have a document that confirms or contradicts this page, send it to me and I will update the page.
Who wrote this and how
Editor of GamblingAppsStore, former senior iGaming analyst and affiliate marketer, based in Lugano. I track ownership and licensing for every operator I review.
- Published method. One formula for every operator: how I score.
- Dated sources. Every figure has a source and a check date; what I cannot verify is marked "not verified".
- Independence. Affiliate commissions never change a score; flagged operators get no affiliate link. Editorial policy.
- Corrections. Found an error? Tell me with a source and I will fix it.
21+ only (18+ where permitted). Gambling involves risk; offshore operators are not licensed by US state regulators. Free, confidential help 24/7: call or text 1-800-MY-RESET. Not legal or financial advice.