How do free spins work?

How do free spins work: the short answer

A free spin is a slot round the casino pays for instead of you. The operator sets the stake (almost always 10p on UK welcome offers), picks the game or a short list of games, and credits the spins to your account once you meet the trigger in the terms. You press spin as normal; the reels, paylines and RTP are exactly the same as a paid spin. The only difference is that the stake comes out of the promotion rather than your balance.

What happens to the winnings depends on the offer. With no wagering free spins the total is paid as withdrawable cash. With wagering spins, winnings go into a bonus balance that you must bet a set number of times before it can be withdrawn. Every part of this sits in the promotion’s terms, which is why reading the free spins terms line by line matters more than the headline number.

Free spins on UK offers are rarely free in the everyday sense. Most need a deposit or a real-money bet first, and the Advertising Standards Authority’s guidance says an offer shouldn’t be called free if you must risk your own money to qualify. That is why responsible pages state the condition next to the word: ‘100 free spins after a £10 slots bet’.

How free spins work from opt-in to withdrawal

Most UK free spins offers follow the same path. The order below is how the process usually runs; the exact wording and timings come from the operator’s own promotion page.

1. Open an account and pass the age and identity checks. Since May 2019, UK-licensed casinos must verify you before you can deposit or play, including with a bonus.
2. Opt in to the promotion if the terms ask you to. Casinos can’t enrol you automatically.
3. Make the qualifying deposit or bet using a payment method that isn’t excluded. Using PayPal, Skrill, Neteller or a prepaid card can disqualify you on many offers.
4. Accept or claim the spins inside the claim window, for example 48 hours on Coral’s current offer.
5. Open one of the listed games. The spins usually load automatically at the set stake; you can’t raise it.
6. Use them before the validity period ends, often 7 days. Unused spins simply disappear.
7. Check where the winnings went: cash balance (no wagering) or bonus balance (wagering applies), then withdraw or keep playing as you choose.

What free spins are worth: the maths in pounds

The face value of a batch of spins is simply the number of spins multiplied by the stake per spin. The expected return is that face value multiplied by the game’s RTP. RTP is a long-run average across millions of spins, so any one batch can pay far more or nothing at all, but it is the fairest way to compare offers before you claim.

Two things are easy to miss. First, volatility changes how that average arrives: on a high-volatility game most batches of 80 or 100 spins return less than the average, and a few return much more. Second, the stake is locked, so a 10p spin can never pay more than 10p times the game’s maximum multiplier. Our free spins maths guide runs through variance in more depth, and free spins value compares offers side by side.

How free spins winnings are paid: cash or bonus funds

This is the part of the question that most affects what you can take home. There are two main models in the UK market.

The 10x figure is the ceiling. Since 19 January 2026 the Gambling Commission’s rewards and bonuses code (LCCP 5.1.1) (opens in a new tab) has stopped UK casinos requiring bonus funds to be played through more than 10 times. Before that, 35x or 50x requirements on spin winnings were common. You can model any requirement on our wagering calculator, and the page on whether free spins count towards wagering explains the knock-on effects.

How you get free spins in the UK

The trigger tells you how much of your own money is involved before a single spin is credited. These are the common ones on UK sites:

• Deposit-triggered: deposit a minimum amount (often £10) and receive spins. PlayOJO’s welcome offer works this way.
• Bet-triggered: deposit and stake a set amount on slots, such as the bet £10 get free spins format used by Coral and Ladbrokes.
• Daily drops: a set number of spins each day for a period, for example Ladbrokes’ 50 a day for 10 days. See daily free spins.
• No deposit: spins for registering alone. These are now rare, and none of our partners offers one; our no deposit free spins page explains why.
• Existing-customer promotions: missions, prize drops or reward games, which vary from week to week.

Since 19 January 2026, a single promotion can no longer mix gambling products, so the old ‘bet on football, get casino spins’ offers have gone. A sports wager can no longer be the trigger for casino spins.

Casino free spins vs a slot’s free spins feature

Searchers often mix up two different things. Casino free spins are a promotion: the operator pays your stake. A slot’s free spins feature is part of the game’s maths: you land scatter symbols during play and the game awards a set of bonus rounds, often with multipliers or extra wilds. The feature exists whether or not you are using a promotion.

A casino free spin can trigger the game’s own feature, because it is a normal paid round as far as the game is concerned. On Big Bass Bonanza, for instance, a 10p promotional spin that lands enough scatters opens the fishing bonus at the same 10p stake. Our page on whether free spins can trigger the bonus round covers this, and the glossary entry on the free spins round describes the in-game version.

Free spins terms that decide the real value

Two offers with the same number of spins can be worth very different amounts once the terms are applied. These are the lines worth reading first:

• Excluded payment methods: an e-wallet or prepaid deposit can mean no spins at all.
• Selected games: the spins only work on the games listed. Check how to know which slots your spins are on.
• Claim window and validity: separate clocks for accepting the spins and for using them.
• Maximum win: some offers cap what spins can pay. Read do free spins have a max win.
• One offer per person or household: linked brands may treat you as one customer.

The Gambling Commission expects significant conditions like these to be shown with the headline offer, not buried. If you can’t find them before you deposit, treat that as a warning sign.

UK rules that shape how free spins work

Several Commission rules apply to every free spin at a UK-licensed casino, whatever the offer says:

• Wagering on bonus funds is capped at 10x (since 19 January 2026), and the terms of an incentive can’t change over time to push you to keep playing.
• Slot rounds must take at least 2.5 seconds, with no autoplay or turbo (since 31 October 2021), so 100 spins take a few minutes, not seconds.
• Online slot stakes are limited to £5 per spin for over-25s and £2 for 18–24s; promotional spins sit well below both at 10p.
• Credit cards can’t be used to fund gambling (since 14 April 2020), including through a credit-funded e-wallet.
• UK players don’t pay tax on gambling winnings, including winnings from free spins.

Our guide to UK bonus rules explained collects these in one place, with dates.

Free spins myths vs facts

Are free spins worth it?

Free spins are worth claiming only if you were already planning to spend the qualifying amount on slots for entertainment. Bet £10 to get 100 spins worth £10 at face value, and your total average return across both is a little under the £20 of play, because the house edge applies to both your own stake and the spins. Over time losses are more likely than gains. Spins don’t make gambling cheaper overall; they add some extra play time to money you had already set aside.

If you are chasing losses or depositing more than you planned, skip the offer and use the safer gambling tools: deposit limits, time-outs and GAMSTOP (opens in a new tab) self-exclusion. The National Gambling Helpline is free on 0808 8020 133, run by GamCare, 24 hours a day.

How free spins work at our partner casinos

All three of the closest partner offers are no wagering, so winnings are paid as cash. They are for new customers aged 18+, and terms apply.

• Coral Casino: deposit and bet £10 on slots to get 100 free spins at 10p each (£10 of spins) on selected games. Accept them within 48 hours; they’re valid for 7 days. Neteller, PayPal, Paysafe, Skrill, prepaid cards and certain debit cards don’t qualify. Runs 1 October 2026 to 1 February 2027.
• Ladbrokes Casino: deposit and spend £10 on slots to get 50 free spins a day for 10 days, up to 500 at 10p each (up to £50 of spins). Claim before 23:59 each day; each batch lasts 7 days. Prepaid cards, PayPal, Paysafe, Neteller, Skrill and Moneybookers deposits don’t qualify.
• PlayOJO: deposit at least £10 on your first deposit to get 80 free spins on Big Bass Bonanza at 10p each (£8 of spins). Winnings are paid in cash. Not available in Northern Ireland.

Coral and Ladbrokes are both run by LC International Limited, so check the terms before trying to open new accounts at both. Compare all three on the free spins hub or in our Coral vs Ladbrokes comparison.

18+. Gambling should be entertainment that costs money, not a way to make it. Decide a budget before you play: set a budget. Free, confidential help: National Gambling Helpline 0808 8020 133.