Best Free Slot Games

Free demo slot games will give you the chance to experience and test out new games. The best thing of all is you do not need to risk losing your money. We will provide a risk-free opportunity where you can try different betting styles. Boost your confidence by playing a free slot online. Here are the top free online slot games that you can try out today.

Bonanza Megaways

Bonanza Megaways

Game Provider

Big Time Gaming




96% (varies)



Bet Amount

£0.20 to £20

Max Win

Up to 26,000x
9 / 10
Cat Wilde and the Doom of Dead

Cat Wilde and the Doom of Dead

Game Provider

Play'n GO




96.29% (varies)



Bet Amount

£0.10 to £100

Max Win

Up to 5,000x
7.5 / 10
Jammin' Jars

Jammin' Jars

Game Provider

Push Gaming




96.83% (varies)


Cluster Pays

Bet Amount

£0.20 to £100

Max Win

Up to 20,000x
8.5 / 10

Best Free Spin Slot Sites in the UK

Free demo slots are exciting. You can discover a variety of fun and free play slots. There is a lot to choose from. All of the below casino sites offer many different slot games with a number of different themes including classic fruit slots, adventure themes, outer space graphics, and more. The latest free slots online in the UK all have an easy to understand interface and exciting bonus features. In the following section, our slot experts at Gambling Zone present the best free spin slot sites available in the UK.

Spin Genie

108 Free Spins


50 Wager Free spins

Genting Casino

Get 132 Free Spins
on Big Bass Bonanza

Swift Casino

100% Bonus up to £50
+ 50 Free Spins

Yako Casino

100% up to £99
+ 99 Free Spins
on Book of Dead

Prime Slots

123 Free Spins

Jackpot Mobile Casino

£500 Welcome Bonus
+ 150 Spins

Slingo Casino

Up to £50
Welcome Bonus

No Bonus Casino

Always Get 10% Cashback

Mega Casino

Get 100 Free Spins
on Book of Dead

Difference Between Free Online Slot Games and Real Money Games

You can enjoy the thrill of spinning reels during both free and real money games. There are major differences between the two. You can choose between free online slot games and real-money games. This will depend on your risk tolerance and playing style. The information below can help you make some smart decisions.

Free Online Slot Games

Pros Cons

Experience different slot games. If you want to try out a new type of game, like Megaways or cascading reels, you can try them out, get comfortable with the game mechanics, and then play for real when you are ready.

Free online slots sometimes have limited features. This is a small price to pay, versus the advantage you can have when playing the real game.

You get to try slot games for practice. This is a great way to familiarise yourself with all the new releases.

Not all games have demos. Progressive jackpot games are usually not available as demo games.

There is no real money risk. You can play without worrying that you will lose any cash.

Real Money Games

Pros Cons

Special bonuses and rewards. The real money games have special casino bonuses and promotions that may not be available for free online slots.

More possibility of problem gambling.  The heightened excitement and possible winnings might make certain players risk more than they should.

More exciting. You are dealing with real money, the level of excitement and gaming experience is really high.

If you lose, you lose money. Remember that you are playing with real money here. The risk is high.

You can potentially win money. Any time you win the money will be credited straight into your account.

Free Online Slot Themes

There are thousands of different slot games available at the best casino sites in the UK. Each of these slots can also be categorised in specific themes that our slot experts discuss in detail at Gambling Zone. You can visit the most popular online slot themes below.




TV Shows



Native American




Play Free Slots From the Top Game Providers

Why is it helpful to know your game providers? They develop the online free slots you play. Their individual style and unique features will help you choose the slot games. Choose what best suits your likes and gaming style.

Play’n Go

Play’n Go have created some of the most popular online slot games in the UK. Within their portfolio you can find classics like Book of Dead, Reactoonz, Moon Princess, Viking Runecraft, and Legacy of Dead.


Another great game developer is WMS. They are known for challenging slot games, such as Zeus, Montezuma, and Raging Rhino.


This company is a familiar brand. IGT produces a wide range of slot machines, lotteries, and gaming software. Some of their games are Cleopatra, Wheel of Fortune, and Da Vinci Diamonds.

Free Online Slots FAQ

Here are some of the most common questions we get asked about Free Online Slots in the UK.

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