Best UK Slots in 2021 Top Online Slot Games to Win

UK players are lucky, but have you found the top slots for you? You have access to thousands of incredible slot games with no limitations. If you’re here, you’re ready to discover and play the best slots at the top gambling sites. Read further to explore some of the greatest slots UK players can access and the best spots to bet on them.
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Find Your Favourite Slot Game

There’s no end to the list of best UK slots you can play. If that’s what you seek, here we have a massive collection of the best online slots. They come in various and different shapes and forms. From the number of reels to RTP and volatility, you can enjoy diversity on-demand. We’re passionate about the reels and understand the pleasure you can get from spinning them. Our go-to lobby and slot reviews combine games of various themes and features. Just use the filters below to list them according to your specific preferences or discover something new and exciting. If you want to play slots for real money check out our best UK slot sites list and enjoy the reels with the best bonuses.

Play Slots Online – Where to Play the Best Online Slot Games?

It’s never been easier to play slots online. There are thousands of slot sites out there, but the top online slots to play are at the best casinos. The number one factor to consider when choosing a site is the presence of a UKGC license. If you start your search from our table of recommendations, you’ll discover carefully vetted gambling sites where you can play slot games feeling confident you’re safe as a player.

Where to Play Slots Online – Check out Our Top 3 Selection

4.89
Review
US Players not Accepted
  • Wide Variety of Live Dealer Games
  • Simple and Clean Website Design
  • QuickSpin Casino
Eligibility: 18+, New Players
Free Spins: 200 Free Spins
Expiry: 14 days
Deposit: £10 Min Deposit
Withdrawal: 40x Bonus Amount +
Free Spins Winnings
Excluded Payments: Ewallets Excluded.
Valid Games: Starburst. See All Games
4.86
Review
US Players not Accepted
  • Popular Jackpot Slots
  • Wide Variety of Live Games
  • Pay by Phone Available
Eligibility: 18+, New Players
Free Spins: 100 Free Spins
Expiry: 24 hours
Deposit: £20 Min Deposit
Withdrawal: 35x Bonus Amount
50x Free Spins Winnings
Excluded Payments: Skrill
Valid Games: Starburst
4.84
Review
US Players not Accepted
  • Live Dealer Games
  • Progressive Jackpot Slots
  • Huge Collection of Games
Eligibility: 18+, New Players
Free Spins: No Free Spins
Expiry: 60 days
Deposit: Min. deposit: £10
Withdrawal: 35x Deposit Amount
Excluded Payments: None
Valid Games: See All Games

See the full list of Slot Sites Here

Can You Find Free UK Slots?

The UKGC has been very active in protecting gamblers, both hobby and vulnerable players. That might create specific restrictions. We’re talking specifically about the so-called age verification. It’s a function that requires you to verify you’re of legal gambling age, which in the UK is 18. This applies even for available UK free slots. Our team’s members are advocates of Responsible Gambling, we can’t allow young and vulnerable people to be exposed to the industry’s temptations.

I Want to Verify My Age

Since we currently can’t offer you an age-verification option, check out any of our recommended casinos. There, you can confirm you can gamble legally and play some of the games for free either after or prior registration. Those free slots games UK players can access are games in demo mode. You’ll play with virtual bets and, potentially, win virtual rewards. But the opportunity gives you the ability to explore the casino. You can get the chance to play free slots for real money in some rare cases, but that’s a different topic altogether.

Can You Play Free Slots for Real Money?

If gaming in demo mode isn’t enough for you, there’s a solution. Those are the variety of promos that allow you to play slot games with bonuses. You’ll often see these offers presented as extra or bonus spins. Such promos are almost always part of the welcome bonuses of gambling sites.

Types of Offers with Extra Spins

The most widely available bonuses of the kind are upon your first deposit. Others are part of regular casino promotions that require you to make a qualifying deposit. Rarer are no deposit bonuses which new players usually receive for simply registering at a casino. Those are a great incentive to explore the site, but they have stricter wagering requirements and are smaller.

And last but not least, the rarest of them all are the truly free money slots dedicated bonuses. Those come in the form of free spins or playable cash with no wagering and no deposit requirements. Finding one is near impossible. But if you don’t mind the wagering requirements or having to make a deposit, check out our latest slot offers to find a great spot with extra spins.

How Does It All Work?

When you claim such bonuses, you don’t have to start out betting your own money. For example, free and extra spins have a real betting value. You can use them to play for real rewards on slot games chosen by the casino. Almost as a demo spin, you don’t bet your cash. But the eye-poking difference is that what you win is real cash, not virtual.

More Top Rated Slot Sites

 

Types of Online Slots – On-Demand Diversity

As you well know, you can choose from plenty of online slots. You’re not sure where to even begin? Check out the overview we made for you. There are tons of categories, but these are the five main ones slots fall into. It’s good to have an understanding of these categories, so it’s easier for you to find the ones you love and enjoy the most. Sometimes, a slot might fall into more than one category. For example, video slots always have a theme, thus they’re also themed slots. Another example are jackpot slots that might have a jackpot enabled or not. If the jackpot option isn’t active, they’re just standard video slots.

The Age of Video Slots

Today, most of top uk slots are video ones. The video slot is the direct descendant of the classic fruit machines with their handles. That handle gave them the name ‘one-armed bandits’. Today, there isn’t a lever to pull at online casinos. Video slot machines need you to press Spin and watch the reels go. But don’t mix video slot games with classic slots, which are also available online.

When you’re playing video slots, you’re, in fact, playing video games of sorts. They are rich in bonus features and other engaging and gameplay-enhancing elements. Even if you opt for video slots at land-based casinos, they will be different from classic ones. You’ll be playing on a display, and not on mechanical reels.

Most slots made and released today, even for land-based casinos, are video slots. They pack a punch with a variety of in-game features. With the industry’s digitalisation and the shift to mobile, many developers started making games using HTML5 technology to make their video slots mobile-ready.

Themed Slots Provide Never-Ending Entertainment

Every slot has a theme. You’d think that would imply there are thousands of themes, but most slots can be neatly arranged in several ones. These slots are often video slots with some classic games here and there. Usually, they are gorgeous when we speak of graphics, in order to recreate the spirit of the theme. Here’s a quick overview of some of the most popular ones:

  • Holiday Themes: Themed slots in this category are as many as there are holidays in the calendar. Finding a Christmas slot game to lift your spirits can happen every day of the year. You can make it so that it’s always Christmas. Or Halloween. Or any holiday you pick.
  • Historical & Cultural Slots: Historical slots take many shapes and forms. You can go back in time and pillage and plunder alongside vicious captains on Pirate slots. Or you can explore the secrets of ancient tombs and pharaohs at the trendy Egypt slots.
  • Fruit Slots: These slots are one of the largest gaming categories. Fruit slot machines used to be simple and endearing. Today, they’re an explosion of colours, excellent realistic graphics, sometimes even 3D, and a whole host of features.

Jackpot Slots – Hard to Hit, Hard to Miss

Jackpot slots can make even the most experienced of slot players shake with anticipation. These slots garner a lot of attention because of the massive amounts of jackpots and prize pools they gather. There are different types of progressive jackpot slots. Depending on that, you can expect different prizes to be up for grabs:

  • Standalone: They are active on a single game, and fewer players’ bets contribute to the jackpot.
  • Local: Several games by the same developer might be contributing to the jackpot, as well as bets made at different casinos, but only ones operated by the same owner.
  • Networked: Those have the heftiest of jackpots. A whole host of games contribute to the same prize pot, and they can span over casinos from different providers.

An example of an incredible jackpot slot can be the Mega Moolah game. It’s recognised by players everywhere, and thousands of people contribute with their bets to the jackpot. But as attractive as they might be, the more the jackpot is popular, the slimmer your chances get to hit it.

Vegas Slots & the Taste of Glamour

When you think of gambling, do you think of Vegas? If so, you can visit the Entertainment Capital of the World and its mega gambling establishments without leaving the comfort of your home. That’s where Vegas slot games come in. They are all about the glitz and the glamour of the City of Lights. You’ll feast on illuminated graphics, themed symbols, lucky 7s, dices, cocktail glasses, and everything that screams ‘Welcome to the Gambling Capital of the World!’.

The vegas slots UK players can find are plenty. Developers appreciate the value there is to creat atmospheric games of this type. That’s why you almost can’t find a software provider without at least a few Las Vegas slots in their portfolio. Indeed, some themes are more popular than that one. But none can compare with their spirit and ambience.

Authenticity When Gambling Online

Gambling online can’t really compensate for missing out on the ability to soak up the thrill of playing on the floor of a famous casino. But the best casinos make an effort. It’s not just the layout and the overall outlook of a website. The ability to play Vegas slots online improves the authenticity of the experience. And that’s why major operators have them in their lobbies.

Look Back In Delight with Classic Slots

A classic slots machine would differ from video slots at land-based casinos in that it’s played on mechanical reels. And you might even have to pull a handle. But what happens when we go online, and everything is digital? Well, you can easily spot the classic slots by that they have three reels and familiar symbols like cherries or gold bars and lemons. Since developers try to reproduce the mechanical feeling, you’ll notice that such games also make clacking and clicking sounds when the reels spin. And last but not least, they might not have the most stunning of graphics.

But don’t make the mistake of associating a classic slots game with something tacky or outdated. These slots have themes of their own and often have features. If you check even the latest casino options added to our recommendations, you’ll notice all have classic slots in their game selections. The explanation is simple – these games carry the spirit of online gambling and the pleasure of pulling the handle on the classic one-armed bandit.

What Are the Best Slots to Play Online?

There’s no right or wrong answer to this question as the best uk slots to play will without doubt depend on each player’s individual preferences. There’s an endless sea of different genres and themes to choose form. In addition, slots can differ by style (e.g. classic vs modern), by structure, by presence of bonuses and special features, and even by types of bonuses and special features. The best slots to play online will also depend on the size of your bankroll, as some titles are suitable for penny players, whereas other cater to high rollers. Here’s a quick overview of some of the most popular slots to play at a casino.

 

Starburst slot is perhaps the one most popular title in the history of slot games that you’re likely to see plastered all over the homepage of any randomly selected casino. This Netent title is huge with players, and it seamlessly combines a classic arcade feel and simple setup with sharp, modern graphics. Starburst is a 5-reel, 10-payline slot with a theoretical RTP of 96%. It’s become one of the most beloved slot games you can play.

 

Mega Moolah is also extremely popular at online casinos, and it’s another one of those titles that players never seem to tire of. But it has an undeniable catch that really keeps fans coming back for more – the progressive jackpot. This is one of Microgaming’s oldest offerings. And from the amazing winning potential, gameplay itself is also made very exciting with different extras, including a Wild multiplier and free spins bonus.

 

Another oldie but goldie, Book of Dead was released by software developer Play’n GO several years ago, but is still going strong. The Ancient Egyptian theme and adventure vibe are largely what captivated the minds of so many players around the world. But this title’s high volatility amplifies the sense of adventure and keeps you on the edge of your seat all throughout gameplay.Who doesn’t love a bit of mystery topped up with a gorgeous video slot?

How To Win at online Slots – 3 Facts to Know

To increase your chances of winning at online slots you have to understand 3 key points. There are endless tips and tricks of winning slots but here we will try to focus on the most important things to know. Volatility or variance is another important factor that comes up with slots that pay real money.

Players with smaller bankrolls or less experienced players may often prefer lower variance titles that make for more frequent wins, but of smaller amounts. And high rollers, on the other hand, will be more prone to opt for the higher variance offerings. Here it can take longer to hit a winning spin, but the size of the win is usually quite large.

What’s most important is for the slot site to have a valid license and flawless reputation. It’s not always easy to find good options online but there are still some platforms where players can win real money. A good place to start your research is our list of best slot sites for winning.

1. Real Money Slots vs Free Play Slots

There are basically two modes in which you can enjoy slots online: real money mode and demo mode. Demo mode or the mode that allows you to gamble with “play” money is convenient and most online slot games have it. It gives players the opportunity to get to know a certain game without having to put any actual funds in it.

Volatility or variance is another important factor that comes up with slots that pay real money. Players with smaller bankrolls or less experienced players may often prefer lower variance titles that make for more frequent wins, but of smaller amounts. And high rollers, on the other hand, will be more prone to opt for the higher variance offerings. Here it can take longer to hit a winning spin, but the size of the win is usually quite large.

Real Money and Demo Slots Compared:
Demo Slots

 

No need to make a deposit
Not Available for UK Players without age verification
Limited choice of games
Some Features may be limited.
Cannot win real money.
Real Money Slots

 

Some slots can be played for free on sign-up
All game features are available
Wagering requirements must be met
An opportunity to win real money
More common on online casinos

2. What does RTP (Return-to-Player) Mean?

The Return to Player or RTP is the percentage that is estimated to be paid back to players from the total amount they’ve wagered by a certain slot game. Hence, different slot games will have a different RTP. This is important to look out for when you’re considering a particular offering. And obviously, it’s best to go for titles with a higher RTP. However, keep in mind that the RTP is tied to the game’s Random Number Generator (RNG), which means that the number you see is valid – but only over a certain period of time. And there’s no way of knowing how long that period of time is, which makes these games unpredictable and fun to play.

3. Choose Online Slots with Bonus Rounds

Bonus slots or online slots with bonus rounds are particularly popular with players because they give you a little extra bang for your buck. Depending on the type of online slot game, it may have special symbols that can trigger special features and bonuses. For instance, if you land three bonus symbols during a spin, you might be rewarded with a certain number of free spins. There are also a bunch of other special features available on different online slots. Bonus rounds can even include extra cash winnings or trigger mini games that always up the entertainment level.

Latest Slot Bonuses for March:

4.89
Review
US Players not Accepted
  • Wide Variety of Live Dealer Games
  • Simple and Clean Website Design
  • QuickSpin Casino
Eligibility: 18+, New Players
Free Spins: 200 Free Spins
Expiry: 14 days
Deposit: £10 Min Deposit
Withdrawal: 40x Bonus Amount +
Free Spins Winnings
Excluded Payments: Ewallets Excluded.
Valid Games: Starburst. See All Games
4.86
Review
US Players not Accepted
  • Popular Jackpot Slots
  • Wide Variety of Live Games
  • Pay by Phone Available
Eligibility: 18+, New Players
Free Spins: 100 Free Spins
Expiry: 24 hours
Deposit: £20 Min Deposit
Withdrawal: 35x Bonus Amount
50x Free Spins Winnings
Excluded Payments: Skrill
Valid Games: Starburst
4.84
Review
US Players not Accepted
  • Live Dealer Games
  • Progressive Jackpot Slots
  • Huge Collection of Games
Eligibility: 18+, New Players
Free Spins: No Free Spins
Expiry: 60 days
Deposit: Min. deposit: £10
Withdrawal: 35x Deposit Amount
Excluded Payments: None
Valid Games: See All Games

 

Casino Bonuses FAQs

How Can I Play Online Slots for Free?

The one option to play for free is in demo mode. It requires you to verify your age – something the UKGC is very strict about as you see from the article. Once you confirm your age, you can play slots in demo mode after registration, meaning you’ll make virtual bets and virtual winnings. If you want to play free slots for real money, you’ll have to be lucky enough to find free spins.

Can I Get Free Spins for Slots?

The truly free spins in the gaming industry, according to UKGC guidelines, are the ones that require no deposit and are wager-free. Such bonus offers at online casinos are very rare to find. Quite more widely spread are extra and bonus spins promotions which have wagering requirements. You can claim such as promotions either upon registration or by making a qualifying deposit. No-deposit offers are also quite rare, but start your hunt at recommended casinos.

Can I Play Online Slots on My Mobile Phone?

Yes, most developers today use HTML5 technology for their games in order to make the mobile-compatible. We’ve reviewed and recommended quite a bit of mobile casinos where you can play your favourite slots. Some software providers took it even one step further and migrated all of their Flash games to HTML5. This gives you even more options to enjoy your favourite titles on-the-go. All you need is a trusted mobile casino. Those can run on both iOS and Android devices.

Are There Restrictions to Playing Free Slots?

As discussed in our article, the main restriction is your age. You have to be of legal gambling age, which for the United Kingdom is 18. You’ll have to verify that age – either through completing a process or by registering at a gambling site. Even if you don’t deposit, you’ll have to verify your 18 or more, to be able to play free slots in demo mode. This is part of the UK Gambling Commission’s guidelines and aims to protect vulnerable players and promote Responsible Gambling.

Which Are the Most Popular Slot Themes?

There’s a massive variety of slot themes to explore today. Of course, players’ activity has singled out some as more popular than others. We gave you a short overview of the top ones. But apart from video and classic games, fruit and holiday slots, there are themes like fantasy, adventure, action, and so-on. In fact, there’s someone for everyone! Check out our go-to gaming library and take advantage of the filters to explore the multitude of themes.

What Is a Progressive Jackpot?

Progressive jackpots are jackpots that can grow exponentially. They grow bigger the more players bet on the associated slots over time. There are different types of progressive jackpots with network ones gathering the highest prizes. That’s because they are played by the most players and across multiple casinos, even if those gambling sites don’t belong to the same operator. These are also the most attractive slots, and yet the chances of winning them are slim. It all depends on your luck and the RNG. Don’t forget there are thousands of players competing for the same jackpot.

How Can I Win a Jackpot?

You can’t guarantee yourself you can win a jackpot. The more immense their popularity, the worse your chances become. In addition, when playing on jackpot slots, you have to consider the triggers that can make the prize drop. Examples of such would be minimum qualifying bets, amount of spins, and so on. Usually, what triggers jackpots is random chance, and you can’t build a foolproof strategy. If you’re curious about jackpots, don’t hesitate to check our comprehensive guide to get more insights.

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