Casino Kings Sister Sites 2026

Casino Kings’ sister casinos are plentiful, with Bubble Bingo, Power Slots, Betreels, Hippozino and Eurolotto Casino among the best known. Like its network stablemates, Casino Kings runs as a white label on ProgressPlay Limited’s UKGC licence 39335 (live and active).

Casino Kings Quick Verdict

Best Casino Kings Sister Sites

Written by Alex Morris
Updated 1st July 2026

Last updated 12th July 2026

Scorching Slots

Scorching Slots turns up the heat with a fiery, sun-baked theme and a slots-first lobby. It runs on the same ProgressPlay platform as Casino Kings, sharing the one-wallet account and cashier, so slots, live-dealer tables and a sportsbook all sit behind a single login, with the network’s UK and Malta licences and safer-gambling tools applied. Read our full Scorching Slots review.

Mobile Slots

Mobile Slots is built for play on the move, with a pared-back design that loads fast on any phone. As a ProgressPlay stablemate, the site uses the same deposit, withdrawal and verification routes as Casino Kings, and pairs its reels with live-casino rooms and betting markets, plus the group’s usual first-deposit welcome.

Quartz Casino

Quartz Casino goes for a crisp, crystalline look and a clean, modern lobby. Running on ProgressPlay, it mirrors Casino Kings’ cashier and reality-check tools, and offers slots, progressive jackpots, a live-dealer floor and a sportsbook from one balance under the shared Gambling Commission licence.

Sunny Casino

Sunny Casino brings a bright, holiday-in-the-sun feel to the ProgressPlay range. It’s another Casino Kings network stablemate, sharing the account setup and banking, and adds live-dealer games and sports betting to a broad slots library, all backed by the network’s promotions and UK safeguards.

Quid Slots

Quid Slots keeps things distinctly British and value-led, with a slots-heavy catalogue. Built on ProgressPlay, its pay-in and pay-out options match Casino Kings exactly, and a live-casino floor and sportsbook sit a click away, with GamStop and deposit limits switched on.

Casino Kings Review – July 2026

There’s always another royalty-themed casino popping its head out from behind the throne room curtains, ready to swipe the sceptre. So, what chance does Casino Kings really have of keeping hold of it? That depends on whether you’re after pomp or just a place to spin a few reels without too much faff. Because, while Casino Kings may sound like it should arrive on horseback with a brass band, what you actually get is a decently functional site wearing a slightly threadbare velvet robe.

The interface is perfectly navigable, particularly on mobile where everything slots into place rather neatly. Desktop’s a little more… bustling. Imagine trying to sip tea in a crowded tearoom while everyone else is ordering loudly at the counter. It works, but you may need a minute to get your bearings.

Welcome Offers at Casino Kings

New arrivals are greeted with a reasonably stacked welcome offer, topping out at £1,000 over the first few deposits, plus a handful of spins (though only on certain pre-selected slots, naturally). The 10x wagering requirement does knock some of the shine off, particularly as it applies to both the bonus and the deposit, but it’s not outrageous in context. There’s a sense of slow-burning generosity here, more buffet than banquet.

Casino Kings is owned by ProgressPlay Limited

ProgressPlay Limited, the proud parent of many a white-label site, is the power behind the purple curtains at Casino Kings. The operation’s as reliable as one would expect from a company juggling several dozen casinos at once. Licences from both the UK Gambling Commission and the Malta Gaming Authority keep it on the straight and narrow, although it rarely strays from the blueprint of function-first design.

Other Promotions

Promotions roll in like trains at a rural station – not especially fast, but eventually they turn up. Expect weekly reloads, cashback offers (occasionally useful), and tournaments that seem more about luck than leaderboard heroics. The VIP programme? Well, let’s say it’s more ornamental than operational unless you’re playing with alarming regularity. It exists, sure, but one suspects even the crown jewels get more attention.

Featured Slots and Games at Casino Kings

The games library is one of the few areas where Casino Kings does show a little muscle. You’ll find familiar names like Book of Dead (classic Egyptian adventuring at its finest), Big Bass Bonanza (still somehow reeling in players), and the rather delightfully obscure The Angler by Betsoft (where fishing meets spinning in a gloriously oddball fashion). The rest of the slot roster includes usual suspects from NetEnt, Microgaming and Play’n GO, with live tables courtesy of Evolution. If you like your blackjack straight and your roulette red or black, you’ll get along just fine.

Deposit and Withdrawal Methods

Banking here is about as varied as a continental breakfast. PayPal, Skrill, Neteller, Trustly, and the dependable debit card are all accepted. Deposits are nearly instantaneous (blink and you’ll miss them), while withdrawals can take between 1 to 3 working days. A small gripe: fees apply on some withdrawals, which feels a tad stingy in 2025. Also, the minimum withdrawal is a touch higher than some might like, especially if your balance sits in the “I’ll just take a tenner” zone.

Casino Kings Customer Support and Licence

Support is available via live chat and email, with the former being decently snappy during standard hours (though after-hours replies can occasionally feel like they’ve been sent via carrier pigeon). As mentioned, the site is licensed by the UKGC and MGA, so it ticks the right regulatory boxes. That said, responses can sometimes feel like they’ve been pruned from a help manual, rather than tailored to your very specific and pressing query about where your free spins vanished.

Final Thoughts on Casino Kings

Casino Kings won’t be staging a royal coup any time soon, but it might just suit those who like their slot spins simple and their promotions served without much fuss. There’s no shortage of glitzier sites out there promising the moon on a stick, but for a mid-tier flutter with a few familiar titles and a stable operator, this one does the job. Whether it holds onto its sceptre remains to be seen, but for now, it’s at least still invited to the coronation.

Casino Kings FAQ

What operator runs Casino Kings?

Casino Kings is under the watchful eye of ProgressPlay Limited, which operates from a sun-drenched office in Limassol, Cyprus (presumably with more paperwork than windows). It’s got two licences stitched to its name: one from the UK Gambling Commission, the other from Malta’s MGA. The UK one came with a slightly awkward hiccup in 2022, involving a settlement over a few lapses in the ol’ anti-money laundering and customer safeguarding department. Nothing career-ending, just a formal slap on the wrist. Both licences are still ticking along fine, for now.

What is the welcome bonus at Casino Kings?

Update: the headline offer has changed since this was first written. The live offer we found on checking today is Deposit £20 and get 100 free spins, with wagering calculated on bonus bets only (2x on bingo games), a 30-day claim window and a maximum conversion of 3x the bonus amount. Casino Kings previously ran a bigger £150 (150% match) plus 75 spins on Big Bass Bonanza offer with 10x wagering and a £300 max withdrawal. ProgressPlay brands rotate their headline promo fairly often, so check the live terms before you claim rather than relying on any figure quoted here.

How does the rewards system work?

There’s a point-based loyalty setup where nearly every click, spin, or mild show of interest adds a few crumbs to your rewards pile. Eventually, you’ll level up and get to spend those points in the so-called “rewards store”, which offers free spins, cashback, deposit top-ups, the odd tournament, and slightly early access to new stuff. It’s not the most transparent system out there, but it does quietly reward persistence (and possibly boredom).

Which games can I play at Casino Kings?

With 3,000+ games knocking about, you’re unlikely to run out of distractions. The slots aisle ticks all the usual boxes (Starburst, Book of Dead, Rainbow Riches, Bonanza… the usual suspects), live casino’s mostly handled by Evolution, and there’s a quirky little casual games area with scratchcards and oddities like Kitty Wins and Spinball. If you’re prone to clicking randomly at 3am, this lot should keep you occupied.

How long do withdrawals take, and which methods are available?

Payment-wise, it’s a decent spread: debit cards, PayPal, Neteller, Trustly, ecoPayz. Getting your money out though? That’s where the pace slows to a dignified shuffle. Withdrawals get “reviewed” for up to 3 working days, then you might wait another 3–7 if you’re using cards or PayPal. Neteller’s usually speedier, but no method’s instant. If you’re hoping for rapid payouts, this may test your patience more than your luck.

Is customer support reliable?

Support is sort of there, in a distant, clipboard-wielding sort of way. You get email access via a contact form, and there’s a support team active from 8am to midnight. No phones, no 24/7 live chat, just polite digital exchanges. Players have grumbled about long waits, especially when ID docs or bonus issues come up. If you thrive on snappy replies, you might find this lot a bit slow off the mark.

How are the bonus terms? Are they fair?

The short version: they’re a bit grim. 10x wagering is fairly standard, and the conversion limits strangle any big wins before they get comfortable. You might meet the rollover, only to find your max withdrawal capped awkwardly low. Plenty of players think the bonus terms feel a touch too stingy, especially compared with sites that aren’t quite so tight-fisted.

Is Casino Kings part of self-exclusion schemes?

Yes, it’s plugged into GamStop, so if you’re in the UK and need a break, you can use that to block access. It’s also kitted out with deposit limits, time-outs, self-exclusion options so It ticks all the responsible gambling boxes (on paper), though whether those tools are made prominent enough is another matter entirely.

What have players been saying lately?

Opinions vary wildly. Some swear by the slots and claim regular wins, others feel like they’ve been locked in a Kafka novel just trying to withdraw fifty quid. Verification and support are the usual flashpoints, with delays being the common gripe. Still, if you’re after a few solid game sessions and can live with the odd bureaucratic headache, it’s not the worst pick.

What are the strong and weak points of Casino Kings?

Strong suits? A big, messy pile of games, some thoughtful loyalty mechanics, a half-decent layout, and a casual games section for when your brain wants a nap. Weaknesses? Withdrawals that crawl, bonus terms that chafe, and a support system that’s a bit too chilled out for comfort. If you’re comparing it to flashier rivals, just weigh up whether you’re in it for the grind or the glitz.

Casino Kings Sister Site Showdown

Looking at ProgressPlay’s lineup of Casino Kings’ actual sister sites, we can spot immediately that some are doing more than just looking pretty. We’ve dug into Scorching Slots, Mobile Slots, Quartz Casino, Sunny Casino and Quid Slots, all reviewed above, to see who actually delivers. We see strengths, we see weaknesses, and we reckon one stands out.

What the contenders bring to the table

Scorching Slots leans hard into its sun-baked, slots-first lobby, and being on the same ProgressPlay wallet means the cashier and safer-gambling tools work exactly as they do at Casino Kings. It’s a strong pick if you mainly want reels, less so if variety of live tables matters to you.

Mobile Slots does exactly what its name promises: a pared-back interface built to load fast on a phone, with the same deposit, withdrawal and verification routes as Casino Kings underneath. Handy for on-the-go play, though the stripped-down design won’t win any beauty contests on desktop.

Quartz Casino goes for a crisper, more modern lobby and throws in progressive jackpots alongside its live-dealer floor and sportsbook. It mirrors Casino Kings’ reality-check tools closely, so the compliance side is solid, even if the theme itself is fairly forgettable.

Sunny Casino brings a brighter, holiday feel and pairs a broad slots library with live-dealer games and sports betting, all sitting behind the network’s usual promotions and UK safeguards. A pleasant enough all-rounder without a standout hook.

Quid Slots is the one with the clearest identity: distinctly British, value-led, and a slots-heavy catalogue, with GamStop and deposit limits explicitly switched on alongside a live-casino floor and sportsbook. Its pay-in and pay-out options match Casino Kings exactly, so there’s no compromise on banking convenience either.

Head-to-Head: Quid Slots vs the rest

Comparing Quid Slots with its sisters, it edges ahead on identity and trust signalling: the explicit GamStop and deposit-limit messaging gives it a slight edge for players who care about visible safer-gambling tools, and the value-led positioning is more memorable than Quartz Casino’s crisp-but-generic theme or Sunny Casino’s pleasant-but-unremarkable holiday vibe. Scorching Slots and Mobile Slots both do their narrower jobs (slots-first, mobile-first) well, but neither pairs that focus with the same breadth of live-dealer and sportsbook options Quid Slots offers.

None of the five is a bad choice – they all share the same ProgressPlay cashier, licences and safeguards as Casino Kings – but the gap in personality and clarity of offer is noticeable once you line them up side by side.

Why Quid Slots is the Best

We think Quid Slots is the best among the sister casinos, for a wide range of players. It combines the same reliable ProgressPlay backbone as its sisters with a clearer sense of who it’s for and explicit safer-gambling signposting. If you care about a straightforward, value-led offer with the full slate of games, live tables and sports betting, Quid Slots strikes a good balance.

Players who want a specific theme, whether that’s Scorching Slots’ fiery lobby or Sunny Casino’s holiday feel, might prefer one of the others, but those are largely cosmetic differences layered over the same underlying platform. Quid Slots’ base is just as sturdy, with a more distinct identity on top.

What players can expect when choosing Quid Slots

If you opt for Quid Slots, expect a slots-heavy library, a live-casino floor and sportsbook from the same balance, and banking that matches Casino Kings move for move. GamStop and deposit limits are switched on by default, and the overall feel is more “no-nonsense value” than “flashiest bells and whistles” – which suits players who want the ProgressPlay experience without hunting for a gimmick.

In contrast, Scorching Slots and Mobile Slots suit players who want a narrower, more focused experience (slots-only or mobile-only), while Quartz Casino and Sunny Casino offer a similar all-round spread with a different lick of paint. Quid Slots feels like the sister that combines that breadth with the clearest identity.

Conclusion: Best Choice for Most Players

For players who want a dependable, value-led, regulated site without having to read between many convoluted clauses, Quid Slots is the sister site to go with. We believe it offers the best mix of identity, game variety, security and playability among the group. If your priority is a clear, no-nonsense offer over a fancier theme, then Quid Slots wins.

Casino Kings FAQs

Which casinos are related to Casino Kings?

Casino Kings is a ProgressPlay brand and shares its platform with sites such as Scorching Slots, Mobile Slots, Quartz Casino, Sunny Casino and Quid Slots, all reviewed on this page.

Who owns Casino Kings?

Casino Kings is operated by ProgressPlay Limited, a company headquartered in Limassol, Cyprus, whose single platform powers a large stable of UK-facing casino, bingo and betting brands under both a UK Gambling Commission and a Malta Gaming Authority licence.

What licence does Casino Kings hold?

Casino Kings is licensed by the UK Gambling Commission under account 39335 through ProgressPlay, along with a Malta Gaming Authority licence for markets outside Britain.

Is Casino Kings available in the UK?

Yes, UK players can register at Casino Kings and play with the Gambling Commission’s protections in place, including GamStop, deposit limits and reality checks.