Bonus Buy Slots at Rainbet: Buy the Feature
Updated on July 2, 2026 by the editorial team
Bonus buy slots hand you a shortcut. Instead of spinning for hours and praying three scatters land, you pay a set price and drop straight into the free-spins round. That price usually runs 70 to 100 times your stake, and the feature starts the moment the money clears. It is the fastest way to reach the part of a slot where the big multipliers actually live.
This page covers what these games are, how the buy button works round by round, which bonus buy slots at Rainbet pull the best returns, and whether paying the premium is worth it for your bankroll. New players opening an account can claim the welcome package of A$10,000 + 250 FS, and part of it works on the feature-buy titles below.
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Know what you are actually buying
A bonus buy slot is an ordinary video slot with one extra button. That button skips the base game entirely and drops you into the bonus round, almost always the free spins. You pay a fixed multiple of your bet to press it. No waiting, no dry spells, no chasing scatters across a hundred spins that go nowhere.
The idea took off for a simple reason. On many modern slots the real money hides inside the bonus round, where multipliers stack and wins can reach four figures times your stake. The base game is often just a grind to get there. So studios such as Nolimit City, Hacksaw Gaming and Big Time Gaming built a door that lets you walk in directly, for a price.
That price is the catch. Buying the feature costs far more than a single spin. A slot with a A$1 bet might charge A$70 to A$100 to trigger the bonus. You are betting a chunk of your balance on one round paying off. When it hits, it can pay huge. When it flops, that whole stake is gone in seconds.
Rainbet stocks these titles across its library of over 2,000 games, from providers including Pragmatic Play, Play'n GO, BGaming and Nolimit City. The site holds its licence with the Anjouan Gaming Authority. You will find the feature-buy option flagged inside the game itself, usually as a button on the left of the reels marked with a price.
Trigger the feature and press buy
Using the buy button takes seconds once you know the flow. The mechanics stay the same whether the slot costs 70x or 100x your stake.
- Open a bonus buy slot and set your base bet. The feature price scales off this number, so a smaller bet means a cheaper buy.
- Find the buy button, normally on the left edge of the reels, showing the cost as a multiple of your stake.
- Check the price against your balance. At A$1 a spin, a 100x buy pulls A$100 the instant you confirm.
- Confirm the purchase. The base game vanishes and the free-spins round starts immediately.
- Play the bonus out. Multipliers, extra scatters and retriggers all behave exactly as they would if you had triggered the round naturally.
- The round ends, your win drops into your balance, and you decide whether to buy again or walk.
One detail trips up newcomers: the bought bonus is not a softer version of the real thing. It runs on the same maths as a naturally triggered feature, same volatility, same ceiling. Some slots even offer two buy tiers, a cheaper standard bonus and a pricier enhanced one with better starting multipliers. Read what each tier gives before you tap.
If you are clearing a bonus balance rather than cash, mind the terms. Bonus funds at Rainbet carry an x40 wagering requirement inside a 30-day window, and some operators cap or exclude feature buys during wagering. Confirm the rules on the bonus page before you spend a bonus balance on a A$100 buy.
Compare the top feature-buy titles by RTP
Return to player matters more on bonus buy slots than almost anywhere else, because you are committing a large stake to a single outcome. A game's buy RTP is often slightly higher than its base RTP, but the volatility runs sky-high. Here is how the popular feature-buy titles at Rainbet line up.
| Slot | Provider | Buy cost | RTP (buy) | Max win |
|---|---|---|---|---|
| Sugar Rush | Pragmatic Play | 100x | 96.50% | 5,000x |
| San Quentin | Nolimit City | up to 500x | 96.03% | 150,000x |
| Wanted Dead or a Wild | Hacksaw Gaming | 500x | 96.38% | 12,500x |
| The Dog House Megaways | Pragmatic Play | 100x | 96.55% | 12,305x |
| Bonanza Megaways | Big Time Gaming | 240x | 96.10% | 12,000x |
Read the table with two numbers in mind. RTP tells you the long-run average payback, so 96.50% means A$96.50 returned per A$100 wagered across thousands of buys. Max win tells you the ceiling of a single lucky round. San Quentin's 150,000x ceiling is the reason people chase it, even though most buys return nothing.
Cheaper buys spread your risk. A 100x purchase on Sugar Rush lets you afford several attempts on a modest balance, so a single dead round does not wipe you out. The 500x monsters like Wanted Dead or a Wild swing far harder in both directions. Pick a buy cost your bankroll can absorb over ten rounds, not one. You can browse the full spread and filter by studio on the games page.
Weigh the premium against the payout
Is buying the feature worth it? That depends on what you want from the session. The buy button does not improve your odds. Over enough rounds you win back exactly what the RTP predicts, whether you trigger the bonus naturally or pay for it. What changes is the shape of the ride.
Buying concentrates everything into short, violent swings. You skip the slow base-game bleed, but you also skip the small base-game wins that keep a balance ticking over. Every A$100 buy is a coin flip with a fat tail: most land below your stake, a few land near it, and rare ones pay many multiples over. The variance is punishing. A run of six flat buys can drain A$600 before a single good round.
Compare the two routes plainly. Spinning naturally at A$1 keeps you in the game far longer for the same money and cushions the ups and downs. Buying gets you to the interesting part now and gives a real shot at a big number today, at the cost of a much faster burn rate. Neither is smarter. They suit different goals and different stomachs.
A few rules keep feature-buying from turning ugly:
- Set a buy budget first. Decide how many buys you will make before you start, then stop when they are used, win or lose. Chasing one dead buy with a bigger one is how balances vanish.
- Match the price to your bankroll. A buy should cost a small fraction of your balance, not most of it. If A$100 is a big share of what you have, the buy is too rich for you.
- Favour higher RTP when you can. Across many buys the payback percentage is the only edge you control. A game at 96.5% treats your money better than one at 94% over time.
Funding a buy session is quick. The minimum deposit is A$20, or A$30 to claim the welcome bonus, and crypto or e-wallet withdrawals through Skrill and Neteller clear within 24 hours after a pending review of 24-72 hours. New accounts pass a short KYC check with an ID document and proof of address, usually confirmed inside 24-72 hours. Open one through the registration guide and check deposit options in the payments section.
Bonus buy slots at Rainbet: quick answers
Does buying the bonus give better odds than triggering it?
No. A bought feature runs on the same maths as a naturally triggered one, so the long-run return matches the game's RTP either way. Buying only changes the pace, letting you reach the bonus round instantly instead of waiting for scatters.
How much does it cost to buy a feature?
Most bonus buy slots charge between 70x and 100x your stake, though high-volatility titles like San Quentin or Wanted Dead or a Wild can reach 500x. At a A$1 bet, that means roughly A$70 to A$500 per buy depending on the game.
Can I use the welcome bonus on feature buys?
Bonus funds carry an x40 wagering requirement with a 30-day validity window, and some titles cap or exclude feature buys while you are wagering. Check the terms on the bonus page before spending a bonus balance of A$10,000 + 250 FS on a buy.
Which bonus buy slot has the highest max win?
Among the popular titles at Rainbet, San Quentin from Nolimit City tops the list with a ceiling of 150,000x your stake. That extreme upside comes with brutal volatility, so most rounds return nothing.
What is the minimum deposit to start buying features?
You can deposit from A$20, or A$30 to claim the welcome package. Since a single buy can cost A$70 or more, fund enough to cover several attempts rather than one, and cash out through crypto or e-wallet within 24 hours after review.
