Bored of waiting for the bonus round to randomly appear? Well, this is the exact reason why the bonus buy feature has become so popular, many modern online slots allow players to jump straight into the most exciting part of the game. While online slots now come in many different styles and formats the one thing they all have in common is that the biggest potential wins occur during the bonus round. Traditionally players had to spin the reels repeatedly and rely on luck to trigger the bonus round, this could sometimes take a long time and money requiring patience before reaching the part of the game where the real action begins. Bonus buy slots eliminates this long process and allows you to jump straight into the action for a set cost!
The team here at Prime Educate have put together a expert guide where we will cover everything from what they are, how they work and what casinos offer them, here is are our top trusted and latest sites offering Bonus Buy Slots:
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Bonus Buy Slots – Our Guide
Online casinos that offer bonus buy slots are typically licensed outside of the UK and are part of the hugely popular credit card casino group, these casinos and games unlock instant access to the bigger, more rewarding bonus rounds where gameplay is unrestricted, rewards are higher and the action is unmatched. Slots that allow you to purchase the feature allow you to skip the tedious base game where you have to wait for the bonus to land naturally and head straight into the higher paying rounds where the game mechanics, features and layout are all advanced. Bonus buy slots are a perfect fit for players who enjoy fast paced gameplay snd higher rewards.
| Bonus Buy Casino: | Welcome Bonus: | Bonus Buy Slots: | AVG Bonus Buy RTP % |
| Royalen | 200% up to £2,000 | 5,000+ | 98.56% |
| West Ace | 200% up to £1,487 | 6,000+ | 99.40% |
| Britsino | 320% up to £2,200 | 5,500+ | 96.75% |
| Booming Slots | 600% up to £3,500 | 4,900+ | 98.00% |
| QBet | 400% up to £400 | 3,000+ | 97.48% |
| SpinShark | 200% up to £1,500 | 2,600+ | 98.75% |
| Harry | 100% up to £1,000 | 6,600+ | 98.42% |
| Seven.Casino | 450% up to £7,500 | 7,000+ | 97.62% |
| Vegas Hero | 100% up to £500 | 4,300+ | 97.89% |
| Lizaro | 250% up to £2,550 | 6,100+ | 97.30% |
| Wildzy | 200% up to £1,000 | 4,500+ | 96.30% |
| Fish & Spins | 150% up to £750 | 4,000+ | 99.41% |
| Bet Ninja | 800% up to £10,000 | 5,900+ | 97.25% |
| Fortunica | 290% up to £3,000 | 7,000+ | 97.48% |
After conducting extensive surveys and speaking to the fans we have learnt that bonus buy slots are one of the most popular game categories in the UK. They pull in huge numbers of UK players who are in search of enhanced free spins with growing multipliers, re-spin mechanics and expanding wilds or upgraded “super bonus” rounds.
Bonus Buy Slots – The Beginning
Bonus buy slots started to gain recognition in 2017 within the UK with some early releases of the mechanic being trialed by a few different developers. This also swept across Europe where the craze that now is Bonus Buy slots began, developers understood the demand for instant access to bonus rounds and started to develop and introduced new mechanics perfectly satisfying players wants and needs. The introduction of these mechanics were an instant hit with fans and critics where the praise could not be higher, with mechanics allowing them to instantly access bonus rounds for a fee they couldn’t get enough.
Pioneer Developers of the Bonus Buy Mechanics
Bonus buy mechanics are coming up to around ten years old now with multiple developers creating mechanics and using them in their games. Back in the early years of the mechanic only a handful of developers created and used them within the games, the following developers were the first to develop and trial the feature buy mechanic giving their fans instant access to the bonus rounds:
The Top 3 Bonus Buy Casinos of 2026
Royalen Casino – Best Newcomer Casino Offering Bonus Buy Slots
Bonus Buy Casino: Royalen Casino
Bonus Buy Titles: 5,000+
Total Games Library: 11,000+
Biggest Bonus Buy Max Win: 50,000x
Sports Betting: N/A
Our Overall Rating: 9.5/10 ⭐
Royalen Casino is our latest featured casino that offers bonus buy slots, with over 5,000 titles on offer they have plenty to choose from. This looks to be one of the most exciting casinos to be launched in 2026 with a huge 10 tiered VIP program and daily jackpots. The newcomer boasts a total games library of over 11,000 titles paired alongside a huge welcome offer of 200% matched deposit bonus up to £2,000 and 200 Free Spins. If Cashback is your thing then Royalen has you covered offering 20% cashback and the chance to win the monthly cash bonus worth up to £50,000!
Britsino Casino – Best Bonus Buy Casino For High RTP Slots
Bonus Buy Casino: Britsino Casino
Bonus Buy Titles: 5,500+
Total Games Library: 10,000+
Biggest Bonus Buy Max Win: 35,000x
Sports Betting: N/A
Our Overall Rating: 9.5/10 ⭐
Bonus buy slots are Britsinos thing, with a dedicated category celebrating the bonus buy mechanic you can pick from over 5,000+ titles from all of the big time developers in the game. Here you can expect to be rewarded for signing up and your loyalty with huge welcome offers and plenty of ongoing promotions. Britsino also has the ability to accept credit card payments meaning the credit card casino has a massive draw for UK players seeking freedom and flexibility.
Booming Slots Casino – Biggest Bonuses
Bonus Buy Casino: Booming Slots Casino
Bonus Buy Titles: 4,900+
Total Games Library: 10,000+
Biggest Bonus Buy Max Win: 25,000x
Sports Betting: YES
Our Overall Rating: 9.5/10 ⭐
Booming Slots Casino is one of the most rewarding casinos we have ever seen and looks to take over 2026! They start things of with a huge welcome offer of 600% matched deposit up to £3,500 and 250 free spins! Alongside this you can expect weekly reloads, free spins, cashback and rakeback offers, tournaments, sports bonuses and refer a friend offers, Booming supports flexible deposits while giving players access to thousands of slot titles from both leading industry developers and emerging niche studios, ensuring a broad mix of themes and volatility levels.
Bonus Buy Slots in the UK – Cost Guide & What to Expect
Slots with a bonus buy features grant UK players the chance to skip the base game and instantly trigger the most exciting part of the slot, the bonus round. Instead of waiting to land the required symbols naturally, you pay a fixed price (based on your stake) to activate it immediately. The price of a bonus buy can depend on multiple things including the slot’s volatility, the maximum win potential and strength of the bonus mechanics (multipliers, wilds, respins, etc.)
Most bonus buy options typically range between 50x and 200x your stake, although some titles offer multiple bonus tiers and in some rare cases prices can reach 500x your bet!
Below is a simplified breakdown of what each price level usually offers:
- Low Tier Bonus Buys
- Costing: 20x – 75x Your Bet
- Category: Most affordable
- Features: Free spins – Bonus mode – Low-medium volatility
- Mid Tier Bonus Buys
- Costing: 100x Your Bet
- Category: Most common
- Features: Medium-high volatility – High multiplier potential – Balanced risk vs reward
- Top Tier Bonus Buys
- Costing: 150x – 200x Your Bet
- Category: Premium bonus buys
- Features: Guaranteed multipliers – Enhanced symbol setups – Extra reels or respins – Improved odds of max win
Our Best Bonus Buy Slots of 2026
Bonus Buy Slot Title: Eternal Duel
Developer: Hacksaw Gaming
Volatility: High (9/10)
Max Win: 15,000x
RTP: 96.42%
Bonus Buy RTP: 98.20%
Prime Educate Rating: High (9/10)
Fan Rating: High (8/10)
Eternal Duel by Hacksaw Gaming is a high-volatility online slot inspired by the clash between Greek gods Zeus and Hades. The game has RTP of up to 96.42% rising to 98.20% in bonus rounds and stakes from £0.10 to £50. Its core mechanic is DuelReels, where the two gods battle to apply multipliers up to x100 to winning combinations. The slot also includes bonus rounds such as Hades Havoc, Zeus Fury and Eternal Destruction, which introduce reel multipliers, extra free spins and enhanced features. With dramatic visuals and a maximum win potential of 15,000x the stake Eternal Duel focuses on multiplier-driven gameplay and powerful bonus features.
Bonus Buy Slot Title: Treasure Tumble
Developer: Relax Gaming
Volatility: High (9.5/10)
Max Win: 10,000x
RTP: 96.10%
Bonus Buy RTP: 97.99%
Prime Educate Rating: High (8.5/10)
Fan Rating: High (9/10)
Treasure Tumble by Relax Gaming is a high-volatility cluster slot set around a sunken treasure ship. Wins are formed by clusters of 5 or more matching symbols, which then tumble to create chain reactions. A key mechanic is the position multiplier system, where winning spots increase multipliers up to x1,024, boosting potential payouts. The slot also includes special features such as bomb modifiers, roaming wilds and the Galleon Bonus free spins where multipliers persist and compass wilds move across the grid. With an RTP of 96.10% and a maximum win potential of 10,000x the stake.
Bonus Buy Slot Title: Jumpasaurs!
Developer: Jinx Gaming
Volatility: High (9/10)
Max Win: 10,000x
RTP: 96.28%
Bonus Buy RTP: 99.01%
Prime Educate Rating: High (8.5/10)
Fan Rating: High (9/10)
Jumpasaurs! by Jinx Gaming is a retro themed online slot that pays tribute to classic 8 bit platform video games. The game is medium to high volatility with a RTP of up to 96.29% in standard gameplay rising to 99.01% in the bonus rounds with bets ranging from £0.10 to £100. A key mechanic is activated reels where mystery symbols can reveal coins, wilds, multipliers or scatters. Landing a scatter triggers Extinction Spins where it awards free spins, all reels are active and mystery symbols appear more frequently. With a maximum win potential of 10,000x the stake, Jumpasaurs! combines classic arcade charm with modern slot mechanics.
Picking The Right Bonus Buy Slot For You
Buying a bonus feature brings excitement and fun but picking the right slot for you changes the risk and reward. Below is a simple step by step guide on how to pick the correct one for you and what to consider:
- Set Your Budget & Risk Limits – Before playing decide how much you’re comfortable spending and what level of volatility suits you. If you have a smaller budget then look for lower costing Bonus Buy options around 20x–75x your stake. But if you are chasing bigger potential wins then the higher volatility slots with 150x+ bonus entries offer greater rewards but come with increased risks.
- Bonus Buy Pricing Tiers – Most Bonus Buy slots are priced between 50x and 200x your stake though many games now offer multiple buy options at different volatility levels. When comparing options check for flexible tier systems, if higher costings unlock enhanced features and consider if the price reflects realistic win potential or if payouts are capped.
- RTP & Maximum Win Potential – Return to Player (RTP) and max win caps significantly affect long-term value aim for slots with 96%+ RTP and review the maximum payout, some games offer 20,000x to 50,000x+ your stake.
- Feature Mechanics – Never buy a bonus without knowing what it includes always check for multipliers, sticky wilds, expanding reels or respin. Does the game have a high volatility and does the feature genuinely enhance win potential. Trying the demo version or watching gameplay reviews can help you avoid costly surprises.
- Trusted Casinos – Finally, make sure you’re playing at a reputable platform that supports Bonus Buy slots, holds a recognised licence, offers responsible gambling tools and provides bonuses or cashback to extend your playtime.
All of the casino we promote are in line with all the above processes and are recommended.
FAQ’s About Slots Where You Can Buy Bonus
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What are bonus buy slots?
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How much does a bonus buy feature cost?
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Are bonus buy slots available to UK players?
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Can you try bonus buy slots in demo mode?
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Do bonus buy slots have higher RTP than regular play?
Our Conclusion on Bonus Buy Slots
Bonus buy slots have transformed the way players experience online slots by giving them instant access to the most exciting and rewarding parts of the game. Instead of waiting for a bonus round to trigger naturally, players can jump straight into higher paying gameplay filled with multipliers, free spins, expanding reels and powerful mechanics. This has made bonus buy slots one of the fastest-growing and most popular slot categories among UK players.
With thousands of titles now supporting the feature and many trusted international casinos offering large game libraries and generous promotions, players have more choice than ever before. Whether you enjoy higher volatility bonus rounds, feature soaked mechanics or fast paced gameplay, bonus buy slots provide a flexible and thrilling way to play.
At Prime Educate, our goal is to help players discover the best casinos, most exciting bonus buy slots and the latest online casinos available online. By choosing reputable platforms and understanding how the feature works, players can enjoy a more dynamic slot experience while staying in control of their play.