Regardless of which online casino you play in the UK, the same slots are always the most popular. Some games have achieved a near-cult status among UK players.
According to a recent report by the UK Gambling Commission, UK players tend to favour slots with high RTP (Return to Player) rates, exciting bonus features, and visually engaging themes. These preferences help explain why certain slots dominate the charts year after year. Below, we have handpicked five of the most popular slots at the online casinos and mobile gambling apps we feature.
Top 5 Most Popular Online Slots in the UK
Starburst
“Starburst” is like the bread and butter of online slots and is found at nearly every online casino. Developed by NetEnt. The game has an RTP (Return to Player) of 96.09% and features 10 paylines that pay out both ways.
The “Starburst Wild” feature is a big attraction, expanding to cover an entire reel and triggering a respin. With its low volatility, “Starburst” provides frequent, smaller wins that keep players entertained. The bright and colourful cosmic theme and smooth animations make it visually engaging, while the straightforward mechanics ensure everyone can jump right in.
Play this slot at bet365 casino online – use code 365GMBLR, claim your free spins.
Rainbow Riches
“Rainbow Riches” by Barcrest is an iconic slot in the UK, particularly popular for its Irish theme, which includes leprechauns, pots of gold, and bonus rounds like “Road to Riches.” This slot offers an RTP of 95% and features 20 paylines. The multiple bonus features, such as the “Wishing Well” and “Pots of Gold” bonuses, are undoubtedly big reasons why this slot has remained so popular.
You can play this slot for real money by using 10bet online casino.
Gonzo’s Quest
“Gonzo’s Quest” by NetEnt takes you on an adventure with Gonzo, a quirky Spanish conquistador, on a mission to find El Dorado, the lost city of gold. This slot stands out with its innovative “Avalanche” feature, where symbols drop from above and winning combinations explode, allowing new symbols to fall into place for potential consecutive wins. This slot has an RTP of 95.97% and 20 fixed paylines with medium to high volatility. “Gonzo’s Quest” is often featured in slot tournaments at casinos like Magic Red, making it a fan favourite.
Visit GrosvenorCasinos to play this online slot.
Big Bass Bonanza
“Big Bass Bonanza” by Pragmatic Play has quickly become a hit among UK players who love a good fishing adventure. This 5-reel slot has an RTP of 96.71% and features 10 paylines with medium volatility. The simplicity of the game is one of its biggest draws. The bonus round, where you try to catch fish with cash prizes, adds a unique twist that keeps players hooked.
For this game, we recommend a new Buzz casino and the bonus spins they offer.
Book of Dead
“Book of Dead” by Play’n GO is a slot that has earned a legendary status among UK players. Featuring high volatility, this game has an RTP of 96.21% and 10 adjustable paylines. Players follow Rich Wilde, an adventurer, on a quest for treasures in an ancient Egyptian tomb. The slot’s allure lies in its high-risk, high-reward gameplay, where the free spins feature with expanding symbols offers the chance for massive payouts.
Play Book of Dead slot hit at Rialto online casino with a welcome offer for UK players.
Top Payout Online Slots in the UK: RTP, Producers, and Where to Play
| Slot | Producer | RTP% | Casino to Play |
|---|---|---|---|
| Starburst | NetEnt | 96.09% | bet365 – use code 365GMBLR for 50 free spins |
| Rainbow Riches | Barcrest | 95% | 10bet Casino |
| Gonzo’s Quest | NetEnt | 95.97% | GrosvenorCasinos |
| Big Bass Bonanza | Pragmatic Play | 96.71% | Buzz Casino |
| Book of Dead | Play’n GO | 96.21% | Rialto Casino |
