Feature Buys range from 60× for the basic spins to 1,000× for Lucky Wagon Spins, one of the highest buy prices on the UK market. What changes is the variance — you’re paying upfront for a high-risk, high-reward spin cycle. Whether you spin naturally or pay to buy the feature, the game is still designed to return the same percentage over time. By the mid-2010s, the mechanic was spreading across Europe, especially in high-volatility slots where waiting for a bonus casino cowboy spins could feel endless. LeoVegas even claims to offer 189 slots with Bonus Buy options, though that number varies depending on the studios licensed at any given moment.

It illustrates the two-tier approach many developers now take — cheaper entry or premium access with boosted odds. On a 20p stake, the regular buy costs £20; the super buy, a daunting £100. Katmandu Gold is an adventure-themed slot where the reels expand vertically with every avalanche win. Casual players tend to gravitate toward titles like this because the cost feels less punishing than Nolimit’s extremes. Quickspin’s revival of the fairy tale is gentler on the bankroll. At 20p minimum stake, that’s £200 upfront — and many players have watched it vanish in a few spins.

Bonus Buy features are currently available on iGaming Ontario-licensed platforms. Players who prioritise RTP when choosing games can compare options across mechanic types, including Bonus Buy titles. It turns a time-limited session into a direct sample of the feature I came for. Players with limited time who want to go straight to the bonus. Sweet Bonanza’s bonus drops you into free spins on a 6×5 tumble grid where bomb multipliers (2x through 100x) land alongside cascading wins. Random multiplier symbols (2x through 500x) land on any position and stack additively across the round. Instead of waiting for scatter symbols to land naturally, which can take 100 to 400+ spins, you pay upfront and enter the bonus on the next spin. At PlayOnStake, he produces step-by-step how-to guides, strategy breakdowns and deep dives into casino mechanics.

Gates of Olympus (Pragmatic Play)

Compare Big Bass Bonanza with other fishing themed slot games and see what sets it apart in online slots UK gameplay. In this article, we’ve explored how bonus buy slots work and examined the reasons why these games aren’t for everyone. And, lest we forget, there’s no guarantees that a slot’s bonus feature will deliver wins that exceed your buy in amount, let alone cover the cost. If they had planned to wager £10 anyway then there’s no issue, but if their budget is much smaller than that then buying the bonus is not what we would describe as ‘affordable’ gambling. For example, a player that stakes £0.10 per spin may have to pay £10 to trigger the bonus buy. One of the contentious issues with bonus buy is that it doesn’t necessarily lend itself to responsible gambling. So maybe, when playing high volatility slots, there’s some logic to the bonus buy feature after all. But remember, those free spins – if that’s the feature in question – will also be played at the lower stake, so is the £10 really a wise investment?

Frequently Asked Questions

So if you are staking just £0.10 per spin, it would actually cost you £10 to buy into the bonus feature. This is why some players favour buy bonus feature slots. Of course, each spin of the reels costs money – with no guarantee that the bonus will actually be triggered. Often when playing real money slots, players are hoping to trigger a bonus feature. For others, it’s a trap that drains money too quickly. It’s a fast-forward button, letting you skip the dull bits at a steep price.