Best Online Slots UK

Online slots are the digital version of physical slot machines found in pubs, arcades, and casinos across the UK. These internet games have attracted a huge following in the UK today, especially online slots with big jackpots!

You can now play popular online slot games at JeffBet, including Rainbow Riches, Starburst, Mega Moolah, and Thunderstruck II.

What are the Best Online Slots Available at Jeffbet?

Jeffbet’s best online slot games are Rainbow Riches, Starburst, Cleopatra, Fluffy Favourites, Mega Moolah, and Thunderstruck II. These are some of the top UK slot games!

We only offer top UK online slot machines to our customers. The criteria to select the best slot games include fun themes, online slots with high payouts, popular demand, user-friendly gameplay, and extra features like online slot bonuses and accessibility across all devices. 

Let’s explore our top games in more detail below. 

Rainbow Riches

Rainbow Riches is one of the most popular online slots in the UK. As one of the best online slots, It is steeped in a rich, decades-old history of entertaining patrons in brick-and-mortar pubs. The Game has an adorable Irish luck theme, complete with pots of gold, four-leaved clovers, and leprechauns.  

Key Features:

• The jackpot is a whopping 500x
• 5 reels
• 3 bonus games 
• 20 paylines
• Engaging gameplay
• Retro look
• Suitable for beginners and advanced players

The payout rates of Rainbow Riches vary. The slot game RTP ranges between 98% and 94.23%

This game is great for several reasons. Apart from being able to enjoy an old classic on the go, Rainbow Riches offers slot game features that appeal to anyone looking for a simple, magnetic game with plenty of payouts. 

Starburst

Starburst remains one of the best slot machines online. Combining two dazzling slot game themes of precious jewels and space, this thrilling title offers a classic experience where players match up different gems, planets, and scatter symbols to win. 

Key Features:

• A jackpot of 250x
• No bonus games
• 5 x 3 design
• 9 paylines
• Low volatility 
• Free demo

Starburst counts among high RTP slots UK machines. Players can expect payout rates of 96.01% and 96.26%. 

Starburst is popular for several reasons. There’s the beautiful graphics and space-themed backdrop. The game is also known for its lively action and high earning potential due to reels and paylines that pay both ways and a wild symbol that can trigger free spins.  

Cleopatra

Cleopatra is a fun game with an ancient Egyptian theme. Named for the famous Queen of Egypt, this classic game remains one of the top casino slots in the world – and it’s not hard to see why. It’s simple, beautiful, and exciting to play. So, if you’re looking for slot games with free spins and online slots with stunning Egyptian graphics, then this charming game is for you. 

Key Features:

• Standard 3 x 5 grid
• Easy to play
• Low minimum bet
• Immersive sound effects
• Free spin bonus round
• A jackpot of 10,000 coins
• Medium volatility

Cleopatra offers an RTP of 95.7%. 

Cleopatra is not only loved for its historical theme but also because of its beautiful presentation and simplicity. Additionally, players can look forward to bonuses and a progressive jackpot of up to 10,000x your stake.

Fluffy Favourites

Fluffy Favourites is one of the best online slots for players looking for a game with a fairground theme. Indeed, it’s blend of bright colours, stuffed animals, and upbeat music proved to be a hit since its release over 15 years ago. With a classic slot interface and plenty of fairground prizes, bonuses, and more, it’s no wonder Fluffy Favourites has earned its place among the best online slot machines in the UK. 

Key Features:

• 5 x 3 design
• 25 paylines
• Pick bonus round
• Free spins bonus round
• Exciting gameplay
• Low minimum bet
• A jackpot of 5000x
• High volatility

Fluffy Favourites offers an RTP of 95.39%. 

The fairground theme and stuffed toy symbols make this a unique and fun game. One of the best features that makes Fluffy Favourites irresistible is the Pick bonus round. It features the highly popular claw game where you can catch stuffed animals that double as multipliers. 

Mega Moolah

Mega Moolah is an African-themed, wild safari high payout online slot. Mega Moolah is ideal for players looking for that outdated, retro look but with the best slot payouts. Indeed, with thousands of players contributing to the progressive jackpot every day, Mega Moolah could give you a huge payday. 

Key Features:

• Four progressive jackpots
• Simple and fun playing experience
• 5 x 3 design
• 25 paylines
• Low minimum bet
• Medium volatility
• Free spins bonus round
• Immersive jungle sound effects

Mega Moolah offers an RTP of 88% to 90%.

Mega Moolah’s progressive jackpot system offers some of the biggest wins available on online slots today. While massive wins are rare, players still flock to this game for the prizes, easy interface, and unique African theme. 

Thunderstruck II

As a sequel to one of the top rated slot games UK, Thunderstruck, this game is considered a more advanced version of the original. Drawing on Norse mythology, Thunderstruck II offers stunning background graphics and players can also expect well-known gods to appear on the reels. 

Key Features:

• 5 x 3 reel slot
• 243 permanently enabled winning ways
• 4 bonuses with free spins and multipliers
• Medium volatility
• Movie score sounds
• Autoplay feature

The RTP of Thunderstruck II is 96.65%, which is pretty decent. 

Thunderstruck II offers fans of the original game an improved version where sounds and graphics are incredibly detailed and immersive. The game is also easy to play, allowing you to focus on the slots and exciting atmosphere. 

What Online Slots Offer the Best Payouts?

Online slots offering the best payouts are San Quentin xWays, Rome The Golden Age, Megaways, Fire in the Hole xBomb, and Serial. 

Please view the table below to learn more about each game’s highest payouts. 

What are the Factors to Consider When Choosing the Best Online Slots?

The factors to consider when choosing the best online slots are great gameplay, payouts, bonuses and features, and jackpot rounds. 

Let’s view these factors in more detail below.

• Gameplay: A great user experience is a must. Great slots offer an intuitive interface and controls, glitch-free play, and an immersive atmosphere. This ensures a smooth and fun experience.
• Payouts: The winnings of a good game offer decent odds and RTP. This makes it worthwhile to bet real money.
• Bonuses: Top online slot bonuses include free spins, multipliers, and cashback. These opportunities enrich gameplay and offer players extra means to win prizes.
• Features: Other great features that enhance player enjoyment include auto play, volatility, plenty of paylines, bonus scatters, mobile slots UK, free slot games UK, wild symbols, slot game strategies, and cascading reels.
• Jackpot Rounds: Jackpots and progressive jackpots are the hallmarks of top-tier casino slots in the UK. They add intense thrills for high-reaching players who want to earn high payouts in real money.

How to Start Playing Online Slots at JeffBet?

To start playing online slot games for real money at JeffBet simply create a new account or log in to your account, make a deposit to place bets, select a game, and play!

For a more structured view of all the steps, please view the list below. 

1. Create an account. Our account creation process is very intuitive. Simply follow each step to open your new account.
2. Log in to your new account.
3. Make a deposit. Place funds in your account to place bets and earn winnings.
4. Claim your welcome bonus. If you’re playing at JeffBet for the first time, you can claim a bonus after making your first deposit. 
5. Choose a game. View our game tab for “Slot Games” to view our slots game gallery. If you already have a title in mind, enter the name into the search bar. 
6. Play! Once you have found a game you like, simply activate the game and enjoy!

What Are the Best Online Slots Software Providers?

The best online slot providers are Play’n Go, Microgaming, NetEnt, Eyecon, and Blueprint Gaming. Let’s examine these slot game developers in more detail below. 

Play’n Go

Play’n Go is a leading B2B online slots provider in the casino industry. Known for creating hits such as Book of Dead, Reactoonz, and Moon Princess, this company has an excellent portfolio of more than 300 premium titles. Apart from providing some of the top casino slot machines in the UK, Play’n Go also focuses on secure gaming to provide the ultimate safe playing environment.

Microgaming

Microgaming is a respected veteran company with over 30 years in the gaming industry. It is known for crafting robust, adaptable, and exciting games. 

NetEnt

NetEnt is a premium game supplier to some of the world’s most successful gaming platforms. Known for delivering flexible digital casino solutions, NetEnt offers over 200 thrilling games, including some of the best RTP slots UK.

Eyecon

Built by players for players, Eyecon brings thrilling, creative, and visually appealing games to the table. This company is responsible for highly popular slot games like Fluffy Favourites and Temple of Iris. Eyecon also adheres to the highest industry standards and gaming regulations to ensure a safe environment for players.

Blueprint Gaming

Blueprint Gaming is another leader in the UK gaming developer scene. Solely focused on high-quality slot games, their titles are well-known across the UK, Germany, and Italy. Their portfolio highlights a penchant for games filled with interactive features and rich bonuses, free spins, and player-focused games. 

What Are The Best Online Slots Themes?

The best online slots themes include Irish, Vampire, Space, South American, TV/Film, Egypt, Animal, Greek Mythology, and Viking/Norse Mythology. 

If you are fascinated by these online slots themes, you can learn more about them below.

Irish

Irish slots are often defined by “lucky charm” themes. You can expect background scenes of Ireland (perhaps a little whimsical) and scatters that include pots of gold, lucky clovers, rainbows, and leprechauns. Games falling under an Irish theme include Rainbow Riches and Irish Frenzy.

Vampire

Vampires and everything to do with vampires are central to this theme. These games cater to players who appreciate mythical monsters, the horror genre, and gothic landscapes to create an immersive Dark Side atmosphere. Some popular games with a vampire theme include Bloodsuckers II and Vampire Mansion. 

Space

Space-themed slots can include stars, planets, and other cosmic elements. However, some space slots have fun with themes centred around aliens, astronauts, and spaceships. Related sound effects enhance the “space” experience for players who love futuristic fun. Games with a space theme include Apollo 77 and Starburst.

South American

Most games that fall under the South American theme use popular topics like the jungle, ancient Mesoamerican cultures, and Mexico. This genre is also focused on “treasure hunting” so expect lots of golden treasures and jewels! Games with a South American theme include Mayan Riches and Temple Stacks. 

TV/Film

TV/Film offers slots to fans of popular movies or TV shows. Needless to say, it strikes a chord with many players who are fond of certain films or characters. These slots often include trademark sounds, graphics, and movie scores to create an even more immersive experience. Some of the best-known slot games in this group include Jumanji, Jurassic Park, and Ghostbusters.

Egypt

Another super popular theme, Egyptian slots mainly showcase Ancient Egypt. Games usually focus on a specific aspect like hieroglyphics, treasure, royalty, pyramids, or a combination thereof. Popular titles in this genre include Cleopatra, Secret Pyramids, and A While on the Nile.

Animal

Animal slots cover a vast range of games where critters are the stars. This theme covers everything from safaris to pet games, making it perhaps one of the biggest slots themes out there. Popular games include The Dog House, Great Rhino, and Gone Fishing.

Greek Mythology

Drawing on the rich history of the ancient Greeks, this theme focuses on the Olympics, Greek gods, ancient battles, and old legends. Great titles in this genre include Gates of Olympus, Age of the Gods, and The Hand of Midas.

Viking/Norse Mythology

Fans of mythology can also choose Viking or Norse-themed slots. These games showcase ancient Norse gods, legends, and Viking culture. Fun titles in this genre include Valhalla Towering Pays and Fury of Odin Megaways. 

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