21.co.uk Casino review UK

By Nathan Joyes

21.co.uk’s sleek, mobile-optimised casino is not to be missed by UK players. With a solid welcome bonus for new customers, who can then explore over 1,600 slots and access a polished live casino, 21.co.uk has everything you need to enhance your online experience.

H2:  Key information

What is 21.co.uk all about? 

With a decade’s worth of experience behind them, 21.co.uk has moved with the times to offer a modern online casino experience to its players. If you’re looking to register an account with 21.co.uk, here’s what you have to look forward to.

Bonuses

Newcomers can get a 100% match up to £50 plus £6 in live casino chips, which comes with rather reasonable wagering rules (40× on live chips). It's up among the best casino welcome bonuses. Make sure to deposit at least £10 in order to qualify for the bonus, and also to opt in within seven days of depositing in order to receive the bonus.

For those that have previously registered, don’t worry, as 21.co.uk takes care of existing players. You can take part in weekly promotions and win huge prizes through their “Gigantic Jackpots”. Again, make sure to opt in and read the terms and conditions, but this provides regular players the opportunity to win big on their favourite games.

Available games

With over 1,600 online slots and 130+ live dealer titles, 21.co.uk delivers a strong, varied game selection. Pragmatic Play and Play’n GO regularly provide new releases, while classics including Book of Dead, Starburst and Big Bass Bonanza are also available.

The live casino suite includes everything you’d want from an online casino. As well as exclusive branded tables, such as Crazy Time and Lightning Roulette, there’s plenty of traditional blackjack or baccarat rooms to choose from.

There’s also a wide mix of Slingo, instant-win games, and progressive jackpots, including access to the Gigantic Jackpots prize pools.

User experience and interface

The platform features a sleek, dark-themed design that’s easy on the eyes and responsive across all devices. Game categories are clearly labelled, where players can filter by genre, popularity, and software provider. 

Load times are fast while account functions such as deposits, withdrawals, and bonus tracking are all just a click away - there’s nothing complex at 21.co.uk, and so players can therefore maximise their time on their favourite games.

Mobile and app compatibility

Unlike many online casinos, 21.co.uk does in fact offer a dedicated mobile casino experience through both its responsive browser site and native apps. Available on iOS and Android, the app truly delivers when it comes to its live casino gaming, slots and perhaps above all, full account functionality. 

Whether you prefer quick slots or immersive live streams, 21.co.uk’s mobile app provides a strong performance wherever you may be.

VIP programmes and loyalty rewards 

While there isn’t a traditional VIP programme with tiers and point tracking, regular players are rewarded with personalised promotions, access to the Gigantic Jackpots network, as well as the occasional exclusive offers. Keep an eye on their promotion page which is regularly updated to make sure you get the most out of your experience with 21.co.uk.

Pros & Cons of 21.co.uk

Diving deeper into 21.co.uk

To fully understand 21.co.uk before registering, it’s key to look beyond what the casino offers. Here’s all the important details you need to know before making your first deposit. 

Licensing

At 21.co.uk, you’re in good hands. That’s because the casino is fully licensed by both the UK Gambling Commission (UKGC) and the Malta Gaming Authority (MGA) - two of the most respected regulators in the industry. 

These licenses ensure that the casino meets high standards when it comes to data protection and fair gaming. Players can play their favourite games at 21.co.uk knowing the casino operates transparently and adheres to legal and ethical guidelines. Regular audits and compliance checks are performed to maintain these credentials, which adds an extra layer of trustworthiness for UK players.

Payment methods

Banking at 21.co.uk is simple, flexible, and fast. Three words every player wants to hear when gambling online. With a diverse choice of major payment providers - including Visa, Mastercard, Apple Pay and Trustly, to name a few, players aren’t restricted when depositing and withdrawing at 21.co.uk.

The minimum deposit and withdrawal amounts are both set at just £10, which makes the casino accessible for casual players. Withdrawal processing usually takes between 1–3 business days, but e-wallets such as PayPal and Trustly often offer faster payouts within 24 hours, making it a fast withdrawal casino. Transactions are processed securely, with no hidden fees on the casino’s side.

Software providers

Collaborating with some of the biggest names in online gaming, 21.co.uk ensures their players have access to the cream of the crop all year round. Key providers include NetEnt, Evolution, Pragmatic Play, Play’n GO, and Red Tiger - some of the best in the business.

This means their players can enjoy everything from high-volatility slots and daily jackpots to live dealer games and interactive game shows, which are all powered by reliable, industry-leading software.

Security and fairness

Player data and transactions are protected by SSL encryption, the same technology used by banks and secure institutions. All games use independently audited RNGs (Random Number Generators) to ensure fair and unpredictable outcomes. Progressive jackpots are network-linked and updated in real-time, ensuring transparency and fairness when it comes to  prize distribution.

Responsible gambling measures

When players want to take a break, 21.co.uk respects their decision by offering a number of tools to help keep you in control. With easy access to deposit limits, reality checks and time-out options, players can choose how much time they want to spend on their favourite games.

Players also have direct access to external resources including GamStop and BeGambleAware, making it easier to stay in control of their play.

FIRST rating: 4.6/5 stars

Here at FIRST, we love what 21.co.uk has to offer and how it goes about its business. Not only does the casino combine trusted licensing, but its secure and diverse payment options, with its strong commitment to responsible gambling makes it a standout option for UK players.

Payment methods 

FAQs

Is 21.co.uk legit?

Yes - 21.co.uk is fully licensed by both the UK Gambling Commission and Malta Gaming Authority.

How can I contact customer support at 21.co.uk?

Support is available via 24/7 live chat and/or email.

How do I reset my password at 21.co.uk?

Simply click "Forgot Password?" on the login page, enter your email, and follow the reset link. For issues, you can reach out via live chat or email.