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Non GamStop casinos draw a particular kind of UK sign-up. A typical case is a player who wants to fund an account with Bitcoin or USDT, or claim a 600% match on a first deposit, and cannot find either at sites based at home.
In practical terms, casinos not on GamStop accept registrations from UK addresses and hold a licence from an authority outside the UK, usually Anjouan or Curaçao. They never query the GamStop register, so a self-exclusion lodged there does not stop an account being opened.
Every one of them restricts accounts and bonuses to players aged 18+.
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The 5 non GamStop sites below were founded between 2023 and 2026, and each names its licensing authority: Anjouan Gaming or Curaçao. The order is editorial, not a ranking.

ADAR Holding Group S.A. launched Bloody Slots in 2025 as a slot-led site with a crypto cashier. Slots make up 3,200 of its 3,500 games, and there are 150 live tables. Playtech, Microgaming and Yggdrasil sit on the studio list beside Pragmatic Play and NetEnt. The mobile site installs as a PWA.
The bonus is spread across 3 deposits: 200% up to €2,000 plus 100 spins, then 200% up to €1,000 plus 150 spins, then 200% up to €500 plus 200 spins. Wagering is 20x the bonus amount, with a €5 bet cap and 7 days to finish. The spins carry no rollover.
The friction sits at withdrawal. Visa and Mastercard accept deposits, but money leaves only through Bitcoin, Ethereum, Tether, Litecoin or bank transfer. The £250 minimum withdrawal is the highest floor of the five, set against a £10 entry deposit.
Pros
Cons
It is best matched to a crypto depositor who plays slots in sessions large enough to clear a £250 floor.

A £5 deposit opens a Mr Spin account, the smallest entry point in this group. Founded in 2026, the site runs in pounds only. Its 3,000 titles reach well beyond reels: slots account for 1,000, while 4 bingo rooms, Slingo and scratch cards fill much of the rest. Live tables are listed at 50+.
Payment choice is the second distinction. Deposits accept PayPal, Trustly, pay by phone bill and USDT among others. Withdrawals return through Visa, Mastercard, PayPal, Skrill, Trustly, bank transfer and 4 cryptocurrencies, the broadest exit list of the five. Crypto cash-outs clear within 1 hour after review, against a 24-hour standard payout time.
The welcome bonus is where the low entry point stops counting. Each of the 3 steps needs £10. Wagering is 40x, the bet cap is £5, each bonus must be used within 3 days and winnings are capped at £100 per bonus. For a casino not on GamStop with Evolution and Big Time Gaming on its studio list, the bonus is the weakest line.
Pros
Cons
The natural user is a small-stakes player who wants pounds in and out through familiar e-wallets and treats the bonus as optional.

Live dealer volume sets BetPortal apart. Its 200 tables compare with 150 at Bloody Slots, Zombillion and Bounty Reels and 50+ at Mr Spin. Evolution sits on its studio list with Pragmatic Play, NetEnt and Betsoft. BetPortal N.V. and Group Gaem B.V. founded it in 2025 and attached a sportsbook, which suits a player who moves between live tables and match betting.
Among these sites not on GamStop, only BetPortal and Mr Spin pay out to e-wallets. Here Skrill and Neteller handle both directions, beside Bitcoin, Tether and Ethereum, with payouts quoted at up to 24 hours. Bank transfers take 2 to 5 business days. Visa and Mastercard are deposit-only.
Entry is the steepest in the group: a £20 minimum deposit and a £50 minimum withdrawal. The casino offer carries 35x on bonus and spin winnings, a £5 bet cap and 14 days to clear. The sports offer needs 5x at odds of 1.80 or more within the same 14 days.
Pros
Cons
A live-casino regular who also bets on sport and wants winnings in an e-wallet gets the most from it.
At 3,800 titles, Zombillion Casino carries the largest game library of the five. Slots account for 3,500 and live tables for 150, drawn from studios including Hacksaw Gaming, Playson and Yggdrasil. The horror theme is cosmetic. The catalogue is the point, and it suits a player who works through new slots quickly.
A daily 10% cashback on net slot losses, paid without wagering, is built into the welcome offer itself.
Zombillion shares its operator, ADAR Holding Group S.A., and its Anjouan licence with Bloody Slots. The two also use the same bonus structure: 20x on the bonus, wager-free spins, a €5 bet cap and 7 days to clear. The site opened in 2026. Deposits start at £10, and its £200 withdrawal floor sits below the £250 at its sister brand.
Cards fund the account, but cash-outs leave only by Bitcoin, Ethereum, Tether or Litecoin (up to 24 hours) or by bank transfer (2 to 5 business days). There is no dedicated app, only a mobile-optimised site.
Pros
Cons
For the high-volume slot player chasing the widest catalogue here, with some return on losing days, Zombillion is the match.

Trading since 2023 makes Bounty Reels Casino the longest-running brand in the group, while the other four date from 2025 or 2026. Cerberlot N.V. runs it under an Anjouan licence. For a player wary of casinos not on GamStop with little trading record, that history is the main draw.
The cash-out floor comes next. Its £20 minimum withdrawal matches Mr Spin's as the lowest of the five. Mastercard sits on the withdrawal list next to Bitcoin, Tether and bank transfer, with payouts in 24 to 48 hours. Deposits start at £10 by Visa, Mastercard, Bitcoin, Tether or bank transfer, and no e-wallet is offered.
The bonus is tiered: 100% up to £1,000 and then 125% up to £1,000, each from a £40 deposit, then 150% up to £1,000 from £100. Wagering is 35x the bonus over 7 days. The £2 bet cap is the tightest in the set.
The library holds 3,500 games, 3,000 of them slots, plus 150 live tables, with Novomatic and Habanero among the studios. Android users get an APK app.
Pros
Cons
Its reader is the cautious player who values trading history and withdraws small sums to a Mastercard.
Minimum withdrawal is the most widely spread figure across the reviewed non GamStop casinos. It runs from £20 at the floor to £250 at the ceiling, a 12.5x gap. Wagering spans 20x to 40x, and entry deposits run from £5 to £20. The table is sorted by minimum deposit.
| Casino | Wagering | Min deposit | Min withdrawal | Payout time |
|---|---|---|---|---|
| Mr Spin | 40x | £5 | £20 | 24 hours |
| Bloody Slots | 20x | £10 | £250 | Crypto up to 24 hours |
| Zombillion Casino | 20x | £10 | £200 | Crypto up to 24 hours |
| Bounty Reels Casino | 35x | £10 | £20 | 24 to 48 hours |
| BetPortal | 35x | £20 | £50 | Crypto and e-wallets up to 24 hours |
Two gaps matter most. The first is the cash-out floor. At Bloody Slots a balance of £240 cannot be withdrawn at all, while Bounty Reels and Mr Spin release anything from £20. A player depositing in tens either keeps playing or leaves money parked until the higher floor is reached.
The second is wagering. Mr Spin's 40x is double the 20x at Bloody Slots and Zombillion, so on the same bonus base it demands twice the turnover. Its £100 win cap per bonus also limits what that turnover can return. Picking an online casino not on GamStop by headline bonus size alone ignores both columns.
Opening an account at non GamStop casinos usually takes a single form, and documents are requested later. Four mechanics decide how the account behaves after that.
Registration typically asks for 6 to 8 fields: email, password, full name, date of birth, address, phone number and account currency. All 5 reviewed brands accept GBP, and Mr Spin accepts nothing else.
No check against the GamStop register takes place at sign-up.
Deposit limits and loss limits sit in the account settings, set by daily, weekly or monthly period. The player picks the figure and the site enforces it. A reduction normally applies at once, while an increase is held back for a waiting period. Session reminders work the same way.
A limit covers all play, including bonus wagering on slots not on GamStop.
Identity verification is rarely requested at deposit. KYC usually starts with the first withdrawal request, or when deposits pass an internal threshold. The usual documents are photo ID, a proof of address dated within 3 months and sometimes proof of the payment method.
Minimum withdrawals across the five brands run from £20 to £250, so the point at which documents are first requested differs by site. Uploading them in advance shortens the first cash-out.
A GamStop registration binds only operators that subscribe to the scheme. Non GamStop casinos do not subscribe, so an active exclusion neither blocks registration nor flags the account.
Each site offers its own cooling-off break, self-exclusion and account closure. These apply to that account or operator alone.
Payout speed at casinos not on GamStop depends on 2 factors: the route chosen and the processor behind it. Card payments usually pass through a third-party processor registered abroad, so a deposit may appear on a bank statement under an unfamiliar merchant name. E-wallets sit between the bank and the casino. Cryptocurrency moves through the site's own wallet or a payment gateway, and no bank is involved until coins are converted back to pounds.
Exit routes are often narrower than entry routes. Of the 5 reviewed brands, 3 take Visa or Mastercard deposits but return winnings only by crypto or bank transfer.
| Method | Deposits | Withdrawals | Typical wait |
|---|---|---|---|
| Visa / Mastercard debit | Yes | Some sites | 1 to 3 business days |
| Skrill | Yes | Yes | Up to 24 hours |
| Neteller | Yes | Yes | Up to 24 hours |
| MiFinity | Yes | Yes | Up to 24 hours |
| Bitcoin | Yes | Yes | Up to 24 hours |
| USDT | Yes | Yes | Up to 24 hours |
| Bank transfer | Some sites | Yes | 2 to 5 business days |
Quoted waits start once the site approves the request. An internal review period comes first. At a non GamStop casino, choosing a deposit route that also pays out avoids a forced switch at cash-out.
Game libraries across the reviewed non GamStop casinos range from 3,000 titles at Mr Spin to 3,800 at Zombillion Casino, a spread of 800. Live tables run from 50+ at Mr Spin to 200 at BetPortal. Slot share varies more widely still, from 33.3% at Mr Spin to 92.1% at Zombillion.
| Casino | Games | Slots | Live tables | Studios |
|---|---|---|---|---|
| Zombillion Casino | 3,800 | 3,500 | 150 | 7 |
| Bloody Slots | 3,500 | 3,200 | 150 | 9 |
| BetPortal | 3,500 | 3,000 | 200 | 7 |
| Bounty Reels Casino | 3,500 | 3,000 | 150 | 8 |
| Mr Spin | 3,000 | 1,000 | 50+ | 19 |
Non GamStop slots make up the bulk of 4 of the 5 libraries. Zombillion carries the most at 3,500, with Bloody Slots second at 3,200. Hacksaw Gaming appears in the software providers of Bloody Slots, Zombillion, BetPortal and Mr Spin, while Novomatic and Habanero appear only at Bounty Reels.
During bonus wagering, stake caps limit how slots can be played. The cap is €5 per spin at Bloody Slots and Zombillion and £2 at Bounty Reels, which matters most on high-volatility titles.
Live dealer play is deepest at BetPortal, whose 200 live tables come with Evolution on the studio list. Mr Spin also lists Evolution, but with 50+ tables. Live tables at this scale usually mix roulette, blackjack, baccarat and game shows.
None of the five cards states how much live play counts toward wagering. Checking that clause before taking bonus funds to a table avoids a requirement that stops moving.
Bingo and instant games belong to Mr Spin. With 1,000 slots in a 3,000-title library, 2,000 titles are something other than reels, including 4 bingo rooms, Slingo and scratch cards. A player who prefers short instant formats gets more variety at this casino not on GamStop than at the four slot-heavy brands, although its total count is the lowest of the five.
Crash games and jackpots have dedicated lobbies in many collections of games not on GamStop, yet none of the five cards lists either as a feature. Table games such as RNG blackjack and roulette sit inside the totals without a separate count. Filtering the game library by studio is the quickest way to see what a site actually carries.
Wagering among the reviewed non GamStop casinos sits at 20x (Bloody Slots, Zombillion), 35x (BetPortal, Bounty Reels) and 40x (Mr Spin). Working through one of those figures shows what any multiple does.
A wagering requirement multiplies a base. Bounty Reels and Bloody Slots both apply it to the bonus amount only. A lower multiple is not automatically better: Bloody Slots' 20x comes with a £250 minimum withdrawal.
A £40 first deposit at Bounty Reels earns a 100% match, which is £40 of bonus. At 35x, that means £1,400 of required turnover. The £2 maximum stake requires at least 700 bets, and the 7-day expiry window turns that into at least 100 bets a day.
At UK casinos not on GamStop, the welcome bonus terms set the real cost: the base being multiplied, the stake cap, the days allowed and the withdrawal floor that follows. Reading those terms together at any non GamStop casino gives a clearer answer than the headline percentage.
Among non GamStop casinos, the player's situation is a better starting point than the bonus banner. Each path below starts with one check, points to the reviewed brand whose figures fit, and names the trade-off.
The best casinos not on GamStop for one of these players suit another poorly. Every advantage on the cards is paired with a cost in a different column.
A GamStop registration blocks accounts at operators that subscribe to the scheme and goes no further, so casino sites not on GamStop sit outside it. What they offer instead works at account level: deposit limits, session reminders, cooling-off breaks and account closure. Each tool is confined to one site or operator, and none is equivalent to a scheme-wide exclusion. Setting a deposit limit and a session reminder before the first deposit means both are already in place before a losing session. BeGambleAware offers free, confidential support for anyone worried about their gambling. All play is restricted to adults aged 18+.