Best Bonus Buy Slots 2026

Bonus buy (feature buy) slots let you pay a fixed multiple of your stake to go straight to the bonus round. Bonus buys are banned in some markets, including Great Britain, and they do not change the long-term RTP in your favour.

We currently list 275 bonus buy slots from 8 studios, led by BGaming (141), Nolimit City (108) and Pragmatic Play (12). Across the 275 games with a published RTP, the average is 96.34%. Cat’s Soup has the highest at 98.06%, while Hot Rocket Mega Potz is lowest at 94.15%. Max wins range from 500x up to 500,000x on Tombstone Slaughter: El Gordo's Revenge. Of the 269 games with a provider volatility rating, the most common ratings are very high (57%), high (23%) and medium-high (9%). 275 of them (100%) offer a bonus buy where it is legal.

275 slots match this list. Rankings use our editorial review score and the published game data; they are not paid placements.

Full comparison

#SlotProviderRTPVolatilityMax win
1Wanted Dead or a WildHacksaw Gaming96.38%Very high12,500x
2Gates of OlympusPragmatic Play96.50%Very high5,000x
3Money Train 2Relax Gaming96.40%Very high50,000x
4Sweet BonanzaPragmatic Play96.48%High21,175x
5Gates of Olympus 1000Pragmatic Play96.50%Very high15,000x
6Money Train 3Relax Gaming96.10%Very high100,000x
7Sweet Bonanza 1000Pragmatic Play96.53%High25,000x
8MentalNolimit City96.08%Very high66,666x
9The Dog House MegawaysPragmatic Play96.55%High12,305x
10San Quentin xWaysNolimit City96.03%High150,000x
11Fire in the Hole xBombNolimit City96.06%Very high60,000x
12Big BambooPush Gaming96.08%Very high50,000x
13Hand of AnubisHacksaw Gaming96.24%Very high10,000x
14Sugar RushPragmatic Play96.50%High5,000x
15Extra ChilliBig Time Gaming96.82%High20,000x
16Chaos CrewHacksaw Gaming96.30%Very high10,000x
17Tombstone RIPNolimit City96.08%Very high300,000x
18White Rabbit MegawaysBig Time Gaming97.24%High17,420x
19Zeus vs Hades – Gods of WarPragmatic Play96.07%Very high15,000x
20Le BanditHacksaw Gaming96.34%High10,000x
21Starlight PrincessPragmatic Play96.50%Very high5,000x
22Fruit PartyPragmatic Play96.47%High5,000x
23Buffalo King MegawaysPragmatic Play96.52%High5,000x
24Tombstone Slaughter: El Gordo's RevengeNolimit City96.00%Very high500,000x
25San Quentin 2: Death RowNolimit City96.13%Very high200,000x
26Deadwood R.I.PNolimit City96.09%Very high100,000x
27Mental IINolimit City96.06%Very high99,999x
28Brute Force: Alien OnslaughtNolimit City96.01%Very high80,000x
29Folsom PrisonNolimit City96.07%Very high75,000x
30SerialNolimit City96.07%Very high74,800x
31Fire in the Hole 3Nolimit City96.05%Very high70,000x
32Misery MiningNolimit City96.09%Very high70,000x
33Fire in the Hole 2Nolimit City96.07%Very high65,000x
34Dead CanaryNolimit City96.02%Very high65,000x
35Home of the BraveNolimit City96.00%Very high61,446x
36Das xBoot 2wei!Nolimit City95.94%Very high59,999x
37Land Of The FreeNolimit City96.08%Very high57,000x
38D-DayNolimit City96.12%Very high55,555x
39Infectious 5 xWays®Nolimit City96.02%Very high55,555x
40Das xBootNolimit City96.03%Very high55,200x
41DisturbedNolimit City96.10%Very high54,391x
42Bounty HuntersNolimit City96.07%Very high52,310x
43PossessedNolimit City96.06%Very high50,000x
44Ugliest CatchNolimit City96.11%Very high50,000x
45San Quentin ManhuntNolimit City96.15%Very high46,532x
46Mystic ReelsBGaming96.00%Medium45,587x
47Bangkok HiltonNolimit City96.10%Very high44,444x
48El Paso Gunfight xNudge®Nolimit City96.05%Very high44,440x
49The BorderNolimit City96.17%Very high44,288x
50Pearl HarborNolimit City96.21%Very high41,127x

Our top picks explained

1. Wanted Dead or a Wild – Hacksaw Gaming

Wanted Dead or a Wild is the game that made Hacksaw a household name with high-volatility players. Three separate bonuses, each purchasable on its own where bonus buys are allowed, give the game far more variety than a single free spins round. The Duel at Dawn feature – expanding VS reels with multipliers – can produce huge results on just a few spins, which is why it is popular with streamers. It is very swingy; most bonuses pay modestly and a few pay enormously.

96.38% RTP · Very high volatility · 12,500x max win

2. Gates of Olympus – Pragmatic Play

Gates of Olympus is the game that turned Pragmatic's pay-anywhere tumble engine into a franchise. There are no paylines: eight or more matching symbols anywhere on the 6x5 grid pay, and the grid keeps tumbling until no new wins form.

96.50% RTP · Very high volatility · 5,000x max win

3. Money Train 2 – Relax Gaming

Money Train 2 remains the benchmark for "money cart" style bonuses. The persistent special symbols – Collectors, Payers, Snipers and the Necromancer – combine in so many ways that no two bonuses look the same. It's very volatile, but the bonus is entertaining even when it pays poorly, which is rare.

96.40% RTP · Very high volatility · 50,000x max win

4. Sweet Bonanza – Pragmatic Play

Sweet Bonanza introduced the pay-anywhere tumble format years before Gates of Olympus made it ubiquitous, and it still plays well. The candy presentation is bright and light, but the math is not: the base game pays mostly fruit and small tumbles, and nearly all of the real potential sits in the free spins.

96.48% RTP · High volatility · 21,175x max win

5. Gates of Olympus 1000 – Pragmatic Play

The 1000 version keeps everything familiar about the original – the same grid, symbols and pay-anywhere tumble – but stretches the multiplier range and triples the max win to 15,000x. In practice this makes an already swingy slot swingier: the average bonus doesn't feel much bigger, but the ceiling is far higher.

96.50% RTP · Very high volatility · 15,000x max win

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Frequently asked questions

Which bonus buy slot has the highest RTP?

Cat’s Soup by BGaming has the highest published RTP in this list at 98.06%. Casinos can run lower RTP versions, so check the in-game info screen.

Which bonus buy slot has the biggest max win?

Tombstone Slaughter: El Gordo's Revenge has the biggest published max win here at 500,000x your stake. Wins of that size are extremely rare.

Which provider makes the most bonus buy slots?

BGaming has the most games in this list (141 of 275), followed by Nolimit City (108).

What is the newest bonus buy slot?

The most recent release in this list is Formula x10000 by BGaming.

Can I play bonus buy slots for free?

Yes. 269 of the 275 games in this list can be played in the provider's official demo with play money – no sign-up or deposit needed.