666 Casino Review

666 Casino Overview

When I first landed on 666 Casino, the devilish theme was impossible to miss—the striking image of a man dressed as the devil (mistaking him at first for Peter Kay!) really sets the tone and adds some playful flair to the welcome offer. Navigating the site felt intuitive; I appreciated how the top navigation bar allowed me to quickly filter by game type—whether I wanted to jump into live casino action, explore the newest slots, or try my hand at roulette or blackjack. Choosing games by theme or developer was a nice touch, making it easy to find exactly what I was in the mood for.

The game selection impressed me, especially with popular titles like Book of Dead and Starburst right at the top, presented in a clean grid layout. It was neat to scroll through and spot some new favourites alongside well-known classics. When I needed help or wanted to check responsible gambling tools, the footer had everything well-organised, including FAQs, support links, and clear information on gambling responsibly. Overall, the site combines its bold theme with practical usability, making the whole experience engaging and easy to navigate.

Video: 666 Casino Review

666 Casino Welcome Bonus Offer

All new UK players are automatically eligible for the welcome offer, which is divided into two parts. First, you can claim a 100% matched casino bonus of up to £66 on your initial deposit. The minimum amount is £20, and once claimed, you have 21 days to use the bonus credits.

When I made my second deposit of just £20 at 666 Casino, I was excited to see the 66 free spins appear on Big Bass Bonanza almost immediately. I really enjoyed the thrill of using those free spins, but I had to be mindful of the 24-hour expiration window, which added a fun bit of urgency to my gaming session.

As for the £66 in bonus credits, I quickly learned that they couldn’t be used on some of my favourite games, such as Video Poker, Roulette, or Baccarat, which was a bit disappointing at first. However, focusing on eligible slots helped me discover some new favourites, and the bonus gave me a nice boost without any hassle. Overall, it felt like a fair deal once I got familiar with the game restrictions.

When I made my second deposit of just £20 at 666 Casino, I was excited to see the 66 free spins appear on Big Bass Bonanza almost immediately. Chris Vaughan

How to Sign Up & Claim Your 666 Welcome Bonus

666 Casino Wagering Requirements

Before claiming the welcome package, carefully read the terms and conditions of the deal. One of the significant conditions of the promotion is that there is no 666 Casino no deposit bonus. The matched bonus and free spins require a minimum deposit of £20.

You must also consider the wagering requirements. This number means how often you must play through the funds to make a real withdrawal. In the 666 Casino bonus, the wagering requirements are 35x, so if you make the minimum deposit of £20, you must make £700 worth of wagers. You can win or lose on these bets, but you must first meet the 35x wagering requirement.

One more thing to consider with the 66 free spins promotion is that the maximum amount you can win is £100. However, you can withdraw from the matched bonus without limits. All in all, the wagering and restrictions at 666 Casinos are pretty average and fair when compared to a casino like Win British Casino, who have a 65X wagering requirement on free spins!

666 Welcome Bonus Terms

Additional Bonus Offers & Promotions at 666 Casino UK

What other 666 Casino bonuses are available for existing players in the UK? Let's find out…

The Pragmatic Play Drop & Wins promotion is available to play at 666 Casino. It’s a point-based system on selected slots, where up to £2m in prizes is available monthly. Just play any game with a Drop & Wins icon in the top right corner, and play real money games. From there, collect points and climb the leaderboards. The top prize at the end of the month is a cool £20,000.

666 Casino Promotions and Loyalty Rewards

Once again, when we put together this 666 Casino review, we could not find any special promos or reward programmes for UK players. This isn't very reassuring, but we will be the first to let you know if there are any rewards or casino VIP programs.

How is the Game Selection at 666 Casino?

The game selection at 666 Casino is massive. There are 1,300+ games to play, including an array of online slots, classic table games, and an excellent live casino section. When I took the time to explore the game categories at 666 Casino, I was genuinely pleased by how easily I could find exactly what I wanted. The site didn’t just offer the usual popular slots but also had a great mix of indie gems and blockbuster hits, which made browsing much more exciting.

Besides the classic casino games, you can play instant wins like scratchcards. Or, if you’re looking for something unique, you can play Slingo, a hybrid between slots and bingo.

What Game Developers does 666 Casino have?

When we wrote our 666 Casino review, we found 20+ game developers that supply the platform. As a big fan of Play'n GO, I especially appreciated the ability to filter games by provider. This feature is something I’ve wished for at many other casinos but rarely found. It made it effortless to see all their titles in one place and dive straight into some of my favourites without endless searching.

As a big fan of Play'n GO, I especially appreciated the ability to filter games by provider. This feature is something I’ve wished for at many other casinos but rarely found. Chris Vaughan

This thoughtful organisation demonstrated to me that 666 Casino truly prioritises the player’s convenience, offering both variety and user-friendly navigation. It felt like a tailored experience, letting me discover new games while quickly accessing classics from my preferred developers. Additionally, having such a smooth way to explore the full range of games enhanced my overall enjoyment of the site.

We think the number of game developers at 666 Casino is impressive. It includes top names such as Yggdrasil Gaming, NetEnt, and Play'n GO. Yet, if you’re looking for smaller, independent studios, you can choose brands like Wazdan, Ruby Play, and Atomic Slot Lab.

666 Casino Slots Review

If you love spinning the reels, 666 Casino will be right up your alley. You can play over 1,200 slots, including video, classic, 3D, and Megaways games. Moreover, you can use the filters to select the theme of the slot you want to play. These range from animals and ancient to movies, fruits and more!

If you want to play the most popular slots in the UK, that's an option at 666 Casino. You can try your luck at Starburst, Fire Joker or Bonanza. The cherry on the cake is that new titles are added weekly and can be found in the “New” category in the top navigation bar.

Jackpot Slots Review

If you're aiming for a big win on a single spin, I found the jackpot section at 666 Casino to be an exciting place to explore. The Jackpot Kings and Wowpots titles there really stand out, with jackpots often reaching into the millions, which adds a thrilling edge every time you spin. It felt like the perfect spot to chase those life-changing wins.

For even more chances to win, I thoroughly enjoyed exploring the Megaways slots. With over 117,000 ways to win, the variety is staggering. I particularly liked playing popular UK titles like Bison Rising Megaways and Rainbow Riches Megaways, which kept the excitement high with their dynamic gameplay and huge win potential. It’s a fantastic way to experience both variety and the chance for big payouts in one place.

Table Games Review

There is no dedicated table games section at 666 Casino. Instead, you must pick which game you want to play. The options include all the classics, namely blackjack, roulette and other games, where you can play baccarat, video poker and dice games.

In the roulette section, there are European and American versions to play, as well as the popular 20p Roulette, made by Inspired Gaming. If you prefer blackjack, there are plenty of variants, from classic versions to Single Deck Blackjack.

666 Live Casino Review

The live casino section of 666 Casino features over 100 live games, ranging from exciting game shows to classic table games, including baccarat, blackjack, and roulette.

While exploring 666 Casino, I was thrilled to find Lightning Roulette in the live casino section—a game I really enjoy for its electrifying twists and fast pace. Believe it or not, during one of my sessions playing with bonus funds, I managed to hit six not just once, but twice!

666 Casino offers an impressive selection of live games powered by Evolution Gaming, one of the top providers in the industry known for its high-quality streaming, professional dealers, and innovative game features. Whether you’re into classic live blackjack, roulette, or want to try exciting game show formats like Dream Catcher or Monopoly Live, the variety ensures that every live casino enthusiast can find something to enjoy. The smooth streaming and interactive gameplay create an immersive experience that keeps the excitement alive from the comfort of your own home.

My Top 5 666 Casino Live Games:

These top picks showcase the best of Evolution Gaming’s creativity and quality available at 666 Casino’s live section, making it an excellent place for fans of live dealer action.

Banking & Payment Options at 666 Casino

I counted nine payment methods for deposits and eight for withdrawals at 666 Casino. This is a fair number to get you started, and the banking options are debit cards, e-wallets, Trustly, and PayPal.

The methods available to you are Visa/Mastercard and e-wallets. These include UK casino payment methods such as MuchBetter, Skrill, Neteller, AstroPay, ecoPayz and Paysafecard. Finally, online solutions such as Trustly and PayPal are accepted. Digital cards, such as Apple Pay and Google Pay, cannot be used to make deposits or withdrawals.

Making a deposit is simple. To claim the welcome offer, you must make a deposit of at least £20. Go to the cashier section in your account, select your preferred payment method, enter the amount, and click Confirm.

666 Casino Deposits, Withdrawals & Payout Speed

Making deposits and withdrawals is straightforward, and the site supports several payment options.

• Deposit Methods: Credit/debit cards, PayPal, and bank transfers are available for UK players.
• Withdrawal Times: Most withdrawals are processed within 24-48 hours, faster than many competitors.
• Minimum Deposit: The minimum deposit is £10, making it accessible for casual players.

You can make deposits and withdrawals in pounds sterling and will not be charged a processing fee. The minimum deposit for every method is £10, but you must deposit at least £20 to qualify for the welcome package.

The time it takes to withdraw your winnings varies depending on your banking method. The 666 Casino team may take up to five days to process all withdrawals. From there, the withdrawal process will differ depending on which banking option you use.

Debit cards take 3-5 working days, whereas e-wallets like Skrill, Neteller, MuchBetter, and Payz take 0-2 days. For PayPal and Trustly, expect to receive your funds within 0-4 days. Finally, AstroPay will take 3 days to process your payment. Notably, you cannot withdraw with Paysafecard.

666 Casino Payments Summary

KYC Process & Documents

Customer Support at 666 Casino

Before writing this 666 Casino review, we asked customer support some questions. The first was about withdrawals, and the second was about ongoing promotions. We asked these questions via the contact form and received a response within two hours.

We thought the answers were professional and helpful, but we are slightly disappointed that a contact form is the only option. There is no phone support or live chat, which may prove annoying, especially when you claim bonuses once you’ve signed up.

666 Casino Mobile Compatibility

If you prefer playing blackjack or online slots on the go, you can use a mobile browser. Unfortunately, we couldn't find any native apps for Android or iOS, but mobile browsers offer a great experience.

This is because the game selection is identical to that of the website. That means you can play all the most popular slots and live dealer games on your smartphone. Moreover, you can even deposit and withdraw money from the mobile browser and claim bonuses.

Playing in a mobile browser makes the game quality top-notch, and you’ll never experience lag. This is all possible because of state-of-the-art HTML5 technology.

Player Safety & Responsible Gambling

666 Casino does a sterling job of keeping UK players safe regarding responsible gambling. The dedicated page can be found in the site's footer, and you’ll find helpful information on staying in control. Furthermore, there are questionnaires, information on restricting minors and links to third parties such as Gamblers Anonymous.

In your 666 Casino account, you can set daily, weekly or monthly limits and take cooling-off periods. In addition, you can request reality checks, and if you’re experiencing issues, it’s possible to self-exclude. Everything can be done through your account without needing to contact customer support.

666 Casino Licenses & Security

Everything is above board when you are playing casino games at 666 Casino. That's because it's regulated and licensed by the United Kingdom Gambling Commission (UKGC). The license number is 000-039483-R-319409-001. If you encounter any issues while playing on the platform, you can contact the UKGC and file a complaint. They are obligated to protect UK players and will launch a full investigation into any issue you may have. Additionally, the online casino utilises the latest TLS encryption to safeguard your sensitive data.

Which company owns 666 Casino?

Aspire Global, headquartered in Malta, owns and operates 666 Casino. The company specialises in online casino platforms and software, and supplies many well-known brands across the UK.

666 Casino Sister Sites

Being owned by a giant multinational, Aspire Global, means that numerous sister sites exist. Here are just a few: Hopa, Karamba, Griffon, King Casino, Neptune Play, Trada Casino, Playluck, MrMega, PlayFrank, and Betiton.

666 Casino Compared

Before we conclude this review of 666 Casino, let's assess its performance against some of its biggest online casino rivals…

666 Casino Vs 32Red

666 Casino offers a thrilling, dark-themed experience with a wide selection of 1,300+ games, including live dealer options. Its competitive wagering requirements (35x) make it appealing to players who enjoy a distinctive atmosphere.

32Red Casino is a longstanding brand with nearly two decades of experience in the industry. It focuses on a Microgaming-driven library of 500+ games. Although it has slightly higher wagering requirements (40x), it is known for its reliability, fairness, and quality service.

Verdict: Choose 666 Casino for its extensive game selection and immersive, themed experience. Opt for 32Red Casino if you prefer a trusted, well-established operator backed by Microgaming’s renowned quality.

666 Casino Vs Betfair

666 Casino offers a dark, immersive theme, over 1,300 games, and a strong focus on live casino options. It has competitive wagering requirements (35x) and appeals to players who seek a unique and thrilling atmosphere.

Betfair Casino is a well-rounded platform offering over 500 games, including sports betting, poker, and bingo. It has slightly lower wagering requirements (40x) and is ideal for players looking for an integrated sports betting and casino experience.

Verdict: Choose 666 Casino for a themed, live casino experience or Betfair Casino for a broader, integrated betting platform.

666 Casino Trustpilot User Reviews

The Trustpilot score for 666 Casino is 3.1 out of 5 stars, indicating a mixed to moderately positive rating. Users appreciate the variety of games, but often experience difficulties with withdrawals.

666 Casino Verdict

666 Casino offers UK players a unique, devil-themed casino experience. Its game selection is impressively broad, featuring over 1,300 titles including popular slots, live dealer games from Evolution Gaming, and niche options like Slingo. The site is user-friendly and mobile-optimised, and its UK Gambling Commission license ensures a safe and fair gaming environment. Bonuses are competitive, though the minimum deposit and wagering requirements may feel restrictive for some players.

Overall, 666 Casino is a high-quality and entertaining choice for players who enjoy themed casinos, a strong live casino offering, and a varied game library. Chris Vaughan

On the downside, withdrawal times can be slow, especially with bank transfers, and document verification may cause delays. Customer support is friendly but lacks 24/7 live chat availability for UK players, which can be frustrating at times. Bonus terms are generally fair but could be clearer. Additionally, 666 Casino does not support cryptocurrency payments, which may be a drawback for some. Overall, 666 Casino is a high-quality and entertaining option for players who appreciate themed casinos, a robust live casino offering, and a diverse game library. However, players valuing fast withdrawals and round-the-clock support should be prepared for some waiting.