Bonus Buy Slots – Your Top Trusted UK Guide

Do you ever want to just skip past the standard gameplay and straight into the most exciting and best action? That is exactly what bonus buy slots are and why they have become so popular with online casino players today in the UK. Players do not need to wait for a feature to trigger naturally and can simply pay a fixed fee and unlock that bonus feature right away.

The bonus feature is the most exciting part of any slot and it is where players can pick up free spins, multipliers, sticky wilds, re-spins or all the other high impact mechanics that are linked to the games biggest payment potential. At Lawessayshelp.co.uk, we review all things bonus buy slots, covering the latest releases and help players to find the top casinos offering these slot features across the UK market.

The casinos below are the top list of modern casinos offering bonus buy slots:

Expert Guide on Bonus Buy Slots

Bonus buy slots can also be described as buy feature slots or even buy free spins. The name can vary but the idea is always the same: you pay to enter the special round of a slot game instantly instead of having to attempt to trigger it through regular play.

This format has built a large following in the UK and also internationally, as one of the most popular and most searched for features across online casinos. It offers fast access to the most volatile but also most potentially rewarding part of a slot game. In many games, the maximum advertised win is realistically only possible during the bonus feature of the game, which is why players are paying to buy directly into this area, instead of grinding through the base game looking to release it.

How Bonus Buy Slots Became Popular

The feature buy slot concept really starting the gain traction back in 2017, where developers of these popular slot games had realised many players were looking for direct access to free spins and essentially these special rounds, without long stretches of playing through the base game. Once the bonus buy mechanic was introduced, it quickly become of the most influential updates to the overall slots landscape.

Bonus buy slots really cater to players who are looking for high risk action but the possibly for big rewards. The feature has also been pushed through large casino streamers and content creators, which has further showcased and led to the popularity and want for these games, with crazy and dramatic wins being showcased to large audiences.

Key Developers That Have Shaped Bonus Buy Slots

A handful of slot providers have been pivotal in making bonus buy slots what they are. These key providers being:

Big Time Gaming (BTG)

Big Time Gaming are widely associated with the Megaways slots mechanic and they have long been one of the key factors into driving feature driven gameplay at slots.

• Known for high volatility slot structures
• Helped popularise more advanced reel systems and bonus access
• Some early titles offered direct feature entry or bonus progression options

Notable examples:

• Extra Chilli Megaways – one of the earlier Megaways titles with a buy feature
• White Rabbit Megaways – introduced purchasable bonus progression elements

NoLimit City

NoLimit City have taken the entire feature buying option to another level by introducing more aggressive volatility and multiple purchase tears within slot games.

• Known for tiered bonus systems
• Popularised “super” or premium bonus buys
• Focuses on high-risk feature rounds with very large max-win potential

Notable example:

• San Quentin xWays – includes multiple bonus tiers and a premium purchase option

Push Gaming

Push Gaming have played a vital role in helping to make bonus buy slots a mainstream feature across the UK online casino market, prior to them being banned for use.

• Emphasised skipping long base-game sessions
• Focused on direct access to exciting feature rounds
• Built strong popularity with volatility-heavy titles

Notable releases:

• Jammin’ Jars 2
• Razor Shark

Pragmatic Play

Pragmatic Play helped to bring feature buy mechanics into the overall market by using them across virtually all releases.

• Commonly prices features between 50x and 200x stake
• Easy-to-understand bonus structures
• Appeals to both casual players and higher-stakes users

Popular examples:

• Sweet Bonanza
• Gates of Olympus

Our Top Three Bonus Buy Slot Casinos

SpinHub Casino – Top Casino Offering Bonus Buy Slots

Bonus Buy Titles: 2,000+
Total Games Library: 10,000+
Featured Bonus Buy Slot: Gates of Olympus by Pragmatic Play
Sports Betting: No
Overall Rating: 9/10

SpinHub casino has quickly positioned itself as one of the top casinos for UK players that offer the option to play the exciting bonus buy slots feature. They offer an amazing casino experience with a vast slots library and strong titles to choose from. The casino itself also caters to slot players but also offering the latest live casino games, featuring the top games like blackjack, roulette and of course baccarat.

SpinShark Casino – Best Bonuses and Bonus Buy Variety

Bonus Buy Titles: 3,000+
Total Games Library: 10,000+
Featured Bonus Buy Slot: Better Bass Cash by Jacks
Sports Betting: No
Overall Rating: 8.5/10

SpinShark casino is always a strong pick when it comes to the UK online casino market, featuring one of the largest selection of bonus buy slot libraries to choose from. They also include some of the most incredible bonuses and promotions for players, with new VIP incentives being released almost daily. They also offer a large live dealer casino resource and this is why they continue to be so popular across the UK online casino market.

Wildzy Casino – Team Favourite Bonus Buy Slot Casino

Bonus Buy Titles: 2,500+
Total Games Library: 11,000+
Featured Bonus Buy Slot: Le Bandit by Hacksaw Gaming
Sports Betting: Yes
Overall Rating: 8/10

Wildzy casino has continued to built a strong reputation as one of the leading all round casino brands across the UK online casino market. They feature a large slots category and back this up with some incredible bonuses and promotions and the current lowest wagering requirement across the market. Wildzy casino also features a large live dealer casino resource and sportsbook.

What Are The Costs Of Bonus Buy Slots?

Bonus buy slots let players pay upfront in order to unlock the main feature of a specific slot game instantly and without having to play through the base game. The cost of using this feature will also vary depending on the game of choice and it’s specific volatility. Most bonus buy slots fall somewhere in the region of 50x to 200x of the specific base stake, although in some cases this can be much cheaper. The typical costs include:

Low Cost Bonus Buys

Lower priced features usually sit between 20x and 75x stake. These often provide access to simpler or less volatile bonus rounds, making them a more approachable option for players who do not want to risk large sums.

Standard Bonus Buys

The most common price is around 100x stake. This is generally seen as the standard buy feature and often offers the best middle ground between volatility and value.

Premium Bonus Buys

High tier purchases can range from 150x to 500x stake. These enhanced options are usually built for players who want maximum volatility, bigger multipliers, upgraded bonus conditions, or the strongest route to the game’s top payout.

Top 3 Featured Bonus Buy Slots

Lucky’s Wild Pub 2

Developer: Pragmatic Play
Volatility: High
Max Win: 15,000x
RTP: 96.50%
Bonus Buy RTP: 98.24%

Lucky’s Wild Pub 2 focuses again around the Irish pub theme. The game includes pot re-spins with the feature triggered by coloured coins. Players are able to purchase different stake multipliers, giving direct access to the bonus buy slots feature of this slot game.

Recycle Riches

Developer: BGaming / Bullshark Games
Volatility: High
Max Win: 10,000x
RTP: 96.14%
Bonus Buy RTP: 98.95%

Recycle Riches is a cluster pays slot game that is based within a scrapyard. It uses cascade wins and focuses around reel enhancing mechanics to built payout potential. The game also includes several different bonus buy feature options, allowing players to pay directly to get onto the most rewarding part of this slot.

Munchy Milo

Developer: Hacksaw Gaming
Volatility: Medium / High
Max Win: 10,000x
RTP: 96.30%
Bonus Buy RTP: 98.52%

Munchy Milo offers a colourful cluster pay layout and a specific Jolt Frames mechanic. The slot itself also features large clusters and boosted multipliers. Players also have the option to pay directly onto several different bonus feature rounds and the opportunity for the most exciting featured part of this slot game.

Top Tips For Choosing The Best Bonus Buy Slot

Not every bonus buy slot is the best fit for a specific player, so it is important to always follow some key tips in order to select the best bonus buy slot for you. These top tips being:

Bank Roll and Risk

If your budget is smaller, lower cost buy features are usually more practical. Higher-tier purchases may offer stronger win potential, but they also increase variance significantly.

Compare the Bonus Feature Prices

Many modern slots offer several buy options. Check whether the more expensive version actually gives better mechanics, stronger multipliers, or a meaningful improvement in value.

Check the RTP and Max Win Potential

Try to focus on games with solid RTP figures and a max win structure that suits your playing style. A strong RTP can improve long term value, while max-win figures help indicate overall ceiling.

Understand the Bonus Mechanics of the Slot Game

Before buying any feature, know how the bonus works. Some rely on sticky wilds, others on multipliers, re-spins, expanding grids, or cascading wins. Knowing the feature helps you avoid paying for a bonus structure that does not suit you.

Play on the Demo Version First

Trying a slot for free is often the easiest way to understand volatility and pacing before spending real money on a feature buy.

Always Play at Trusted Casinos

Make sure the platform is licensed, secure, and transparent. A reliable casino should also provide responsible gambling tools and fair banking conditions. That is why you should only play at the top bonus buy slot casinos that we have listed here, as these have all been carefully reviewed to ensure they meet the top industry standards and are the best currently available to UK players.