Best free bets offers in Great Britain — what they cost, what they're worth

Updated October 2026
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A free bet is the most heavily advertised line on a British sportsbook, and the one a punter pays the least attention to once the words “free” and “£” are sitting next to each other. The fact is plainer than the marketing. A free bet credits your account with a stake the operator chooses; the stake itself is usually forfeit, the price you can take it at is usually capped from below, and the time you have to use it is usually counted in days rather than weeks. The headline “£30 in free bets” is the most generous sentence on the page. Everything after it is terms.

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Kalooki Sportsbook is operated by Kalooki Sports Book Ltd (company number 12938274), licensed by the Gambling Commission under account number 57730, and is a GAMSTOP member.

This guide reads those terms the way a sceptical punter should. It is built around what a sign-up offer, free bet or promotion actually costs the bettor in 2026, after the Gambling Commission’s promotion rules came into force on 19 January 2026. Wagering requirements on bonuses are now capped at 10x, and mixed-product offers — the ones that ask a customer to gamble on two or more product types such as betting, casino, bingo and lottery — are banned outright. What the cap means for a free bet with no wagering condition attached, and whether the 10x ceiling limits the headline number itself, is not established in the Commission’s published guidance, so where it matters the page says so.

The data below was checked on 27 October 2026 against the Gambling Commission’s public register, against each operator’s own site and, where the app differed, the current App Store listing. Where a figure carries a snapshot date in the text, that date is given and the year is in digits. Where it does not, the point is made in words rather than numbers, and a punter who needs the precise figure checks the operator’s own terms before staking a penny. The aim is not a ranking. The aim is the comparison a price-tagged table cannot make for you: which of these brands gives a free bet that lasts long enough to use, which one pairs it with a minimum price that costs you a meaningful slice of value, and which one quietly caps what a winning free bet can pay back.

How “free” is a free bet, in plain terms

A free bet is a credit the bookmaker adds to your account so you can place a real bet without risking your own cash on that stake. It looks, at first glance, like a free lunch. Two details sit underneath that glossy surface and they are the ones to read first.

An empty football stadium with floodlight masts at dusk
Midnite's site cites Gambling Commission licence 101839 and shows in-play events, an acca builder, popular accas and price boosts with maximum-stake limits.

The first is whether the stake comes back with the winnings. Most do not. A £10 free bet at odds of 3.0 returns £30 in profit and the £10 stake is gone; a £10 cash bet at the same price returns £40, of which £30 is profit and £10 is your original money back. That single rule is the difference between a 200% return and a 300% return, and it is the reason the headline “£30 in free bets” is not a cash sum you can ever withdraw. The stake lives a single life, on the bet it is used on, and is then forfeit.

The second is the minimum price the free bet can be taken at. A free bet with a minimum odds requirement of 1.75 (4/7) cannot be placed on anything priced shorter, and many a free bet that looks generous on the headline number becomes modest once the shortest acceptable price is set. The shortest price that counts is the one the bookmaker has chosen, and it is the one the offer’s real value sits behind. Lower the minimum and the bettor has more markets to use the credit on. Raise it, and the credit is funnelled towards longer-priced bets whose probability of winning is lower.

The third, often overlooked, is the clock. Free bets in this market expire after a fixed number of days from being credited. Seven days is a common figure, thirty days is the upper end, and “30 days” in a market where fixtures arrive and disappear by the day is a shorter window than it looks. A free bet that expires before the punter finds a market they want is a free bet they never used.

What a free bet is worth, in the only sense that matters to a punter, is the average profit it produces when used on a market of the punter’s choosing — not the headline number, and not the maximum. The calculation in this guide produces a value band: a free bet credited as a stake, used at decimal odds of 1.90, returns an average profit of roughly 0.5 of its face value, give or take the payout share of the market it is used on. The exact band is set out in the section on the free-bet calculation, with the assumption spelt out beside it. A punter who wants the precise number for a market at a different price can recompute it from the same formula in seconds.

The rule that changed the market in January 2026

Until 19 January 2026 a sign-up offer in Great Britain could carry almost any condition the operator chose. A bonus could be tied to a 50x wagering requirement, a free bet could require the qualifying stake to be rolled over five times before any winnings became withdrawable, and a sign-up package could mix a sportsbook credit with a casino bonus, a batch of free spins and a few bingo tickets in the same envelope. The Commission’s promotion rules, which came into force on that date, drew a line under all of that.

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Unibet states it has operated since 1999, and its UK site is run by Platinum Gaming Limited, Gibraltar, under Gambling Commission account 45322.

The headline change is a 10x cap on wagering requirements for bonuses. A £10 bonus with a 50x wagering requirement used to ask the punter to place £500 of qualifying bets before any winnings cleared; under the cap, no more than £100 of qualifying bets can be required to clear the same £10. The cap applies to the bonus. Whether the same ceiling applies to a free bet where no wagering condition is attached is not stated in the Commission’s published guidance, and a punter who is told that a free bet “carries no wagering requirement” should still read the operator’s own terms for any other condition that gates withdrawal of winnings.

The second change is the end of mixed-product promotions. An offer that asks a customer to gamble on two or more product types is now banned. “Bet £10 on football to get free spins” was the typical shape, and it is now off the menu for any brand whose licence is held under Great Britain’s Gambling Commission. The rule keeps the sportsbook promotion inside the sportsbook. A punter who wants casino credit claims it on the casino’s own terms and does not have to bet on the football to get it.

What the rules do not do is cap the money value of a free bet or sign-up bonus, and they do not put a ceiling on the headline “£X in free bets” number. The headline can still be large. The shape of the terms around it is what the Commission has changed, not the number. That is why the comparison in this guide reads the headline figure as the start of the offer, not the offer itself.

A separate set of controls has been coming in over the last two years and continues to arrive. A financial vulnerability check applies once a customer’s net deposits cross £150 in a rolling 30-day window. Deposit limits, the gross-limit controls that arrived in phases, are an operator duty under the Remote Technical Standards: the first phase has applied since 31 October 2025 and a second phase was postponed to 30 September 2026 — whether that second phase is live is not established here. None of these is a state-set ceiling on what a punter may deposit or lose. The number is the punter’s number. The check is the operator’s.

Safer gambling: what a GB licence gives, and what it asks back

A Gambling Commission licence is not a mark of safety in the abstract. It is a set of duties the operator owes the customer and a set of duties the customer cannot opt out of, and the comparison is fairer when the punter knows which is which.

The first duty the operator owes is identity verification before the first deposit, in force since 7 May 2019. Name, address and date of birth are checked before a customer can place a bet or use a free bet, and the check is part of the licence, not part of the marketing. A bookmaker that does not run it is breaking its licence conditions. A bookmaker that does run it cannot offer anonymous play. The free bet credited at sign-up is, in this sense, a credit on a verified account, and the credit is conditional on the verification standing.

The second is GAMSTOP. Since 31 March 2020 every online operator licensed in Great Britain has to be a member of GAMSTOP, the national multi-operator self-exclusion scheme. The minimum exclusion period is six months; longer options are one year, five years, or five years with auto-renewal; and after the minimum period the exclusion stays in place for a further seven years unless the customer asks GAMSTOP to remove it. GAMSTOP covers online sites and apps. Betting shops use a separate service, and the self-exclusion a punter takes out online does not by itself stop a visit to the shop counter.

The third is the help that sits beside the licence. GamCare runs the National Gambling Helpline, the front door for any punter who feels the betting has moved beyond what they wanted. GambleAware funds treatment and education. The NHS runs gambling clinics in several cities. Gamblers Anonymous runs peer-support meetings. None of this is the bookmaker’s work, and a brand that does not point its customers at these services when they ask for help is breaking its own social responsibility code.

The duties a punter cannot opt out of are the credit-card ban (since 14 April 2020, no gambling transaction in Great Britain can be paid for with a credit card, including a credit-card-funded e-wallet top-up), the age minimum of 18, and the verification gate that has to be cleared before the first stake is placed. Debit cards and bank-based payments are not covered by the credit-card ban. E-wallets are usable as long as the source is a debit card or a bank account and not a credit card.

Two limits a punter should expect to see in their account settings: a deposit limit (the customer chooses the figure and the operator has to enforce it), and a loss limit (some operators offer it on top). The bookmaker is the punter’s first line of contact, not its substitute, and a punter who has set a deposit limit and is finding it hard to keep inside it is the punner for whom the helpline above exists.

What a “bonus” actually asks you to do

The words “bonus” and “free bet” are used loosely in the market, and the difference matters when the clock starts. A bonus is a credit that almost always carries a wagering requirement: a multiplier of the bonus amount that has to be turned over in qualifying bets before any winnings can be withdrawn. A free bet is a credit that, in many cases, carries no wagering requirement at all and is paid as profit only, with the stake forfeit. The Commission’s 10x cap on wagering requirements applies to bonuses. A free bet with no wagering condition sits in a less crowded corner of the rule book, and the operator’s own terms are the place to read.

A “risk-free” bet is, in this market, almost never a refund in cash. The standard shape is a free bet credited only when the qualifying bet loses, the stake is not paid back on the free bet win, and the value of the credit is the same as a normal free bet of the same face value. The marketing word “risk-free” is a label, not a price. The price is the small print under the headline.

A “price boost” is an enhanced price on a specific market, paid as a real bet, not a free bet, and paid as profit on the stake. A boosted price on a Premier League match from 5/2 to 7/2 pays the longer price if the bet wins and the stake is returned in the normal way. A price boost is the only one of these three where the stake is paid back with the winnings, because the price boost is a bet, not a credit.

An accumulator insurance pays the stake back as a free bet if one leg of an accumulator loses. The BoyleSports shape, to take one example, requires a minimum stake of £5, minimum odds of 1/2 on each leg, and pays a maximum refund of £20 as a free bet that expires after seven days. The free bet has the same stake-not-returned rule as any other. The “insurance” in the name refers only to the trigger — a one-leg loss — and not to the refund’s character.

A “deposit match” is a credit equal to a percentage of the punter’s first deposit, paid as bonus, with a wagering requirement. A “100% up to £50” offer is a £50 bonus on a £50 deposit, with the bonus subject to the operator’s wagering terms. Whether the 10x cap on wagering limits the punter’s total qualifying turnover to £500 for a £50 bonus is the calculation in the bonus section, and the result depends on the operator’s stated wagering factor. A punter who sees “100% up to £50” should read for the factor beside it.

The arithmetic of a free bet: the only number that is yours

A free bet credits the account. The punter places the credit on a market. The market’s payout share is the share of every pound staked that the market returns to winning bettors in the long run, and the rest is the bookmaker’s margin. The free bet’s expected value is the profit a punter can expect on average across many uses of the same free bet on the same kind of market — not the profit on any single use.

Take a free bet with a face value of £10, where the stake is not paid back with the winnings, and use it on a two-way market priced at decimal odds of 1.90 on each side. The payout share of that market, before any free bet consideration, is 1 ÷ (1/1.90 + 1/1.90), which works out to 0.95 — the market returns 95p of every £1 staked to winning bettors over the long run and keeps 5p as margin. A free bet of £10 placed on this market returns, on average, £10 × 1.90 × 0.95 = £18.05 in total, of which £10 is the stake the bookmaker never gave back, and the profit is £8.05. Divide that profit by the £10 face value of the free bet and the average value of the free bet, as a share of its face value, is roughly 0.80 — about 80p of profit per £1 of credit, give or take the exact payout share of the market chosen.

The same free bet on a market whose payout share is 0.90 (a 10% margin, which is closer to a heavily-priced three-way football market than a two-way price) returns £10 × 1.90 × 0.90 = £17.10, of which £10 is the unreturned stake and the profit is £7.10, a value of 71p per £1 of credit. The free bet’s value falls as the market’s margin rises. The free bet’s value rises as the price the punter takes lengthens, but the probability of the bet winning falls at the same time, and the average figure is the average figure across many bets, not the figure on the next one.

The result is best stated as a band, not a single number, and the band is roughly 0.7 to 0.85 of face value for a £10 free bet on a market whose payout share lies between 0.90 and 0.95. A punter who has been told the free bet is “worth £10” should read that as roughly £7 to £8.50 of average profit, not £10. The rest is the marketing.

A note on a frequent source of confusion. A free bet whose stake is paid back with the winnings is a different offer. The same £10 credit, used on the same 1.90 market where the stake is paid back, returns £10 × 1.90 × 0.95 = £18.05 in total, of which £10 is the original stake and £8.05 is profit — the same average profit as a stake-not-returned free bet, because the stake in this case was the bookmaker’s money, not the punter’s, and the calculation is the same. The stake is “returned” only because it was always the bookmaker’s. The headline is louder for stake-returned free bets, and the value is identical.

Payments and payout speed: the part the offer does not advertise

A free bet has been claimed. The credit sits in the account. The punter has used it. Now the winning, if there is one, sits in the account as cash and the punter wants to draw it.

The payment method a punter chose at sign-up is usually the method the punter is paid back to. A debit card that took £10 in can usually return £10 out. An Apple Pay deposit is usually returnable to the same Apple Pay wallet. A bank transfer through Open Banking is usually returnable to the same bank account. An e-wallet that was topped up by a credit card is the exception: the credit-card ban means the e-wallet’s own balance is the only path, and not all operators return to e-wallets in the same way.

Payout speed is a function of the operator, the payment method and the verification status of the account. The fastest combinations in the market are debit-card withdrawals to a Visa card (same-day at several operators, including Fitzdares, where Visa withdrawals are described as usually same-day, while Mastercard withdrawals can take up to 48 hours) and bank transfers through Faster Payments, which can land in minutes when the operator releases them. E-wallets sit in the middle. Bank transfers to a non-UK account sit at the back of the queue and can take several working days.

The verification status is the silent gate. A punter who verified at sign-up and whose source-of-funds checks have been cleared gets paid fastest. A punter who passed the basic identity check at sign-up but has not yet cleared a higher source-of-funds request is the punter who waits, because the operator is bound by money-laundering rules to make the check before the cash goes out.

The minimum withdrawal is the operator’s own figure, usually between £5 and £10. The maximum is a function of the payment method, and a punter who has won a sum the operator considers large enough to require a higher source-of-funds check will be asked before the withdrawal is processed. The check is not a punishment; it is a duty. A punter who has been asked for it should expect the operator to ask for it before the first large withdrawal, not after.

Two things that are not on the menu. No GB-wide rule on cryptocurrency deposits has been published, and a punter who wants to use one should ask the operator before opening the account. A British named-account rule, in the form some other markets have, is not established in this jurisdiction. The verification is what the operator runs, and the punter should expect to be asked for proof of address and proof of payment method before any large withdrawal is processed.

Football, horse racing and the rest: which sports the free bets cover

A free bet is a credit on a market the punter chooses, and the question of which market is not a question the bookmaker is allowed to fudge. The marketing says “free bet on any sport”, and the terms say “single or each-way markets, excluding virtuals” (Sky Bet) or “any market at odds of 1/2 or greater, with maximum odds of 50/1” (QuinnBet) or something else. The punter’s first move is to read the market list, not the headline.

Football and horse racing are the two sports on which most GB-licensed bookmakers run the deepest markets and the most generous free-bet conditions. The Premier League, the Champions League and the major international tournaments sit at the top of the football list; the Cheltenham Festival, the Grand National, Royal Ascot and the major all-weather meetings sit at the top of the horse-racing list. The free bet terms in this market are written for these sports; a free bet usable on football and racing is a free bet that covers about four-fifths of what an average punter wants to bet on. A free bet restricted to a single sport is a free bet with a narrower menu.

The grey area is in-play. In-play betting is a normal part of every GB-licensed bookmaker’s offer, and the controls on it are the operator’s licence conditions, not a statutory list. A free bet usable in-play is a free bet the punter can use on a tennis match from the second set, a football match from the seventieth minute, a horse race from the paddock. A free bet restricted to pre-match is a free bet with a smaller menu again. The marketing does not always say which.

Esports are treated like any other event, and several operators carry the major Counter-Strike, Dota 2 and League of Legends tournaments. Virtual events — computer-simulated horse races, football matches and greyhound races that run every few minutes — sit on a separate licence category and are typically excluded from free bets. The exclusion is in the small print. A punter who sees a virtual race running every three minutes and wants to use a free bet on it should check the small print first.

Politics, TV shows and novelty markets are offered by GB bookmakers, and the Commission’s published guidance does not prohibit them. They are not on the menu at every operator, and the free-bet terms in this market rarely mention them at all. A punter who wants to use a free bet on a market like this should expect the operator to be the final word.

The comparison: ten bookmakers and the offers each one runs

What follows is the comparison. The columns are the matters the section is built around, and the matters were chosen for what they tell a punter choosing between these brands. Each column carries a factual point. Where a brand has no fact on a matter, the cell shows a no-data marker, not an apology.

The order shown is not a ranking. The judgement of which brand suits which punter is in the write-up under the table, and the write-up does not repeat what the table has already said.

Brand Licence holder and Commission account Welcome offer and key terms
Betway Betway Limited, Commission account 39372 £40 in free bets (4 × £10) on settlement of a first bet of at least £10 at minimum odds of 2.0; 7-day expiry; debit-card deposits only; free bets carry 1x wagering at odds of 1.75 or higher
Spreadex Spreadex Limited, Commission account 8835 £60 in free bets for a £10 fixed-odds bet; usable across fixed odds and spread betting; qualifying bet within 28 days; minimum odds of 1/2 on the qualifying bet
Fitzdares Fitzdares Limited, Commission account 400 Welcome offer not listed; Visa withdrawals usually same-day, Mastercard up to 48 hours; Apple Pay, Mastercard and Visa accepted
Swifty Sports Swifty Global (UK) Ltd, Commission account 58957 Welcome offer not listed; Best Odds Guaranteed, Cash Out, daily price boosts, live streaming, in-play; Bet Builder listed as coming soon
London Bet Thistle Bet Limited, Commission account 66162 Welcome offer not listed; UK-licensed; 17+ App Store age rating
DragonBet DragonBet Ltd, Commission account 64908 Welcome offer not listed; price boosts on horse racing, football and rugby; best-price-or-match promise
BoyleSports Boylesports Enterprise, Commission account 39469 £20 in free bets for a £10 bet for UK players; Acca Insurance refunds up to £20 as a free bet on a one-leg loss; Acca Loyalty pays a free bet on five or more settled legs at combined odds of 3/1 or higher
Paddy Power PPB Counterparty Services Limited, Commission account 39439 Welcome offer not listed; Bet Builder+, Super Sub, expanded Win More markets, player and ACCA stats
LiveScore Bet LiveScore Betting and Gaming (Gibraltar) Limited, Commission account 56859 Welcome offer not listed; debit cards, Apple Pay, PayPal, Pay by Bank (Open Banking) and Revolut Pay accepted
10bet Blue Star Planet Limited, Commission account 43173 100% up to £50 betting bonus for UK sign-ups; daily free bets and free spins in the app

The table is a map. The prose below it is the territory.

Betway

Betway runs a clean sign-up offer with two parts: a £40 free-bet package (four £10 tokens) on settlement of a first bet of at least £10 at minimum odds of 2.0, and a 1x wagering requirement on the free bets themselves at odds of 1.75 or higher. The 7-day expiry on the free bets is the shortest in the table and is the first thing a punter should note. The debit-card-only deposit rule narrows the qualifying path: Apple Pay and PayPal deposits do not qualify for the welcome offer, and a punter who chose Apple Pay at sign-up should switch to a debit card before placing the qualifying bet. The 1x wagering is light by the standard of the market before January 2026 and standard after. The verdict: a tidy offer for a punter who already banks by debit card and does not mind using the free bets inside a week. The four-token structure spreads the credit across four bets and lets the punter mix sports, which is the structural advantage over a single £40 token.

Spreadex

Spreadex is the only brand in the table that runs a fixed-odds book and a financial spread-betting book under the same roof, regulated by the Gambling Commission and the Financial Conduct Authority respectively. The £60 free-bet credit on a £10 qualifying fixed-odds bet is the largest headline number in the table, and the qualifying window is 28 days from account opening — the longest in the table. The free bets are usable across fixed-odds and spread betting, which is a feature, not a bug, and is the one to read carefully. Spread betting is a different product from fixed-odds betting; losses can exceed the deposit, the market’s volatility is higher, and the punter who takes the free bet into a spread-betting market is the punter who needs to understand the market before the bet is placed. The verdict: a strong offer for a punter who already has a fixed-odds account and is curious about spread betting, with the caveat that the curiosity should not outrun the comprehension. The financial regulator’s framework sits on the spread-betting side; the Commission’s framework sits on the fixed-odds side.

Fitzdares

Fitzdares sits in the older end of the British bookmaking trade, and we found no specific welcome-offer figure here. The operator’s claim to attention is the payments side: Apple Pay, Mastercard and Visa are accepted, and the withdrawal times are sharp at the Visa end (usually same-day) and slower at the Mastercard end (up to 48 hours). The punter who needs the cash the same day and has chosen a Visa debit card has chosen the right operator. The verdict: a sensible book for a punter who values withdrawal speed over a headline sign-up number, and a book to revisit once a welcome offer is published. The licence is current; the brand is established; the offer in this snapshot is the payments.

Swifty Sports

Swifty Sports runs a feature set aimed at the in-play punter: Best Odds Guaranteed on horse racing, Cash Out on football and racing markets, daily price boosts, live streaming and in-play betting across the app. Bet Builder is listed as coming soon, which means a punter who wants same-game multi betting on football should check the current app before staking on the feature. Our search did not identify a standard welcome-offer figure here. Verdict: an excellent choice for in-play bettors prioritising competitive odds, cash-out options and integrated live streaming, rather than headline promotional credits.

London Bet

London Bet is the smallest of the ten by brand recognition, and the App Store listing carries a 17+ age rating — a notch above the standard 18+ on a bookmaker’s app, which is worth noting in a market where most apps sit at 18+. No standard welcome-offer figure is published. The licence is held by Thistle Bet Limited, a smaller player compared to others in our table; those prioritising market depth and high-volume in-play activity may prefer a larger brand. Verdict: a niche UK-focused option for those who prefer an independent operator not commonly found in standard rotations.

DragonBet

DragonBet’s marketing leans on a price promise: the operator says it will try to match or beat prices seen on other apps or websites. The price-boost catalogue covers horse racing, football and rugby. The verdict: a book for a punter who has noticed a price on another brand and wants the operator to beat it, with the caveat that “try to match or beat” is not “guaranteed to beat”, and the punter who wants a price guarantee should pick a brand whose guarantee is on the small print rather than the marketing page. Best Odds Guaranteed, at the brands that run it, is the formal version of this promise and is the cleaner tool.

BoyleSports

BoyleSports carries a £20 free-bet credit for a £10 qualifying bet for UK players (€30 for €10 for Irish players), the smallest headline number in the table and the most honest one. The offer’s real value sits in the two acca products that sit beside the welcome: Acca Insurance, which refunds up to £20 as a free bet when one leg of an accumulator loses, and Acca Loyalty, which pays a free bet on five or more settled legs at combined odds of 3/1 or higher. The Acca Insurance requires a minimum stake of £5, minimum odds of 1/2, opt-in, and a same-day settlement on the qualifying bets. The verdict: a book for the punter who bets accumulators and wants the safety net of an insurance refund on a one-leg loss, with the caveat that the refund is a free bet, not cash, and the free bet’s stake is not paid back. A punter who reads “refund” as cash will be disappointed on the first claim.

Paddy Power

Paddy Power sits at the louder end of the GB bookmaking market, and the operator’s app carries a feature set aimed at the football punter: Bet Builder+, Super Sub (a bet that rolls over to the replacement if a selected player is substituted), expanded Win More markets and the player and ACCA stats that sit beside the betting slip. Specific welcome offer details were not found in our search, so please check the app for current promotions. Verdict: ideal for football bettors seeking deep stats and same-game multi features, though users preferring a minimalist digital experience might find the brand’s high-volume marketing slightly distracting.

LiveScore Bet

LiveScore Bet is the sportsbook arm of the LiveScore scores-and-stats brand, and the operator’s payment-method list is the cleanest in the table: debit cards (Visa and Mastercard), Apple Pay, PayPal, Pay by Bank (Open Banking) and Revolut Pay. Five methods is a wide net, and a punter who wants the choice at the cashier should find it. Verdict: a strong recommendation for users who value seamless integration between live sports scores and betting markets, alongside a diverse selection of modern payment methods.

10bet

10bet runs the most generous-looking offer in the table on the headline: a 100% bonus up to £50 for UK sign-ups, plus daily free bets and free spins in the app. A 100% up to £50 bonus is a £50 bonus on a £50 deposit, and the wagering requirement on that bonus is the figure the punter should read first. The Commission’s 10x cap on wagering limits the worst case, but the exact factor 10bet applies is not publicly listed, and a punter who has seen ‘100% up to £50’ elsewhere should expect the small print to carry a factor that materially changes the cost of clearing the bonus. The free spins, where they sit in the same offer, are a separate product and the bonus cap on mixed-product promotions means the casino side of the package cannot be conditioned on the sportsbook bet. The verdict: an offer whose headline is loud and whose terms the punter should read carefully, and a book to weigh against a smaller, cleaner offer from a brand whose factor is published.

Strategy: what to do with the credit once the account is open

The first decision is the sportsbook. The punter has chosen a brand, claimed the welcome credit, and the credit is sitting in the account. The second decision is which market to use it on, and the second decision is the one the headline did not prepare the punter for.

The shortest acceptable price is the starting point. A free bet that requires minimum odds of 1.75 (4/7) is a free bet the punter cannot place on odds-on favourites. The market is the punter’s, but the menu is the operator’s, and the punter should choose a market where the price the punter wants is at or above the minimum. A punter who has a strong view on a horse at 1.50 and a free bet that requires 1.75 has chosen the wrong free bet for that view.

The payout share of the market is the second consideration. A two-way market at 1.90/1.90 has a 5% margin and a 95% payout share. A three-way 1X2 football market at 2.10/3.40/3.40 has a margin closer to 6-7% and a payout share in the low 90s. The free bet’s average value, set out in the arithmetic section, is higher on the first market than the second, and the difference is the bookmaker’s margin rather than the punter’s skill.

The clock is the third. Seven days is a short window. Thirty days is a long one by the standard of this market. The punter who takes the credit and forgets it loses the credit at the end of the window, and the operator keeps the value. A punter who plans the use of the credit before the credit is claimed has planned the use of the credit before the operator’s terms change.

The bankroll is the fourth. The free bet is a credit on a market the punter would have bet on anyway. A punter who bets on the Grand National once a year has a free bet that lands on the Grand National. A punter who bets on the Premier League every week has a free bet that lands on the Premier League. The free bet is a discount on a bet the punter was making anyway, and the value of the discount is the value of the credit the punter would not otherwise have had.

What the free bet is not is a reason to bet on a market the punter would not have bet on. A free bet on a sport the punter does not follow is a bet on a market the punter has no edge in, and the value of the credit is the value of a discount on a bet the punter was going to lose anyway. The arithmetic of the free bet assumes the punter would have bet on the market; it does not give the punter an edge on a market they would not have bet on.

The headlines, in summary

A free bet is a credit. The credit is the punter’s to use, on the punter’s chosen market, within the punter’s chosen window. The headline number is the start of the offer. The terms are the rest of it.

The 19 January 2026 promotion rules are the structural change in the market. The 10x cap on wagering is the figure to remember. The ban on mixed-product offers is the rule that ends the cross-sell at the sign-up door. Whether the 10x cap applies to a free bet with no wagering condition is not established in the Commission’s published guidance, and the operator’s terms are the place to read.

The bookmakers in the table are ten GB-licensed brands. They are not a ranking, and they are not a recommendation. The verdict under each write-up is the comparison a price-tagged table cannot make. A punter who has read the table and the write-ups has read the offer as it sits in the market, and a punter who is about to claim the offer should read the operator’s own terms before claiming, because the terms are the offer, and the headline is the headline.

Frequently asked questions

What is a free bet?

A free bet is a credit a bookmaker adds to a customer’s account so the customer can place a real bet without risking their own cash on that stake. The credit is set against a face value (£10 is common), the stake is usually forfeit on a win, and the time the credit is valid for is set by the operator, with seven days a typical figure in the GB market. The free bet is a marketing credit, not a cash sum the customer can withdraw, and its value to the customer is the profit it produces on average across many uses, not the face value.

How does a free bet work in practice?

The customer opens an account with a GB-licensed bookmaker, completes the verification the operator is required to run, and claims the offer the operator advertises. The credit is added to the account. The customer places a bet using the credit on a market whose minimum odds and market type meet the operator’s terms. If the bet wins, the profit is added to the cash balance; the stake is usually not returned. The customer can then withdraw the cash balance, subject to the operator’s payment-method rules and any verification checks.

How are the headline value and the real value of a free bet different?

The headline is the face value the operator credits, and the real value is the average profit the credit produces on the markets the customer actually bets on. A £10 free bet on a 1.90/1.90 market returns an average profit of roughly £8, not £10, because the market’s margin is built into the price and the stake is not returned. The gap is the operator’s margin on the market, and it varies with the market the free bet is used on.

What is the maximum wagering requirement on a betting bonus in Great Britain?

The Gambling Commission’s promotion rules in force since 19 January 2026 cap wagering requirements on bonuses at 10x. A £10 bonus can require no more than £100 of qualifying bets before any winnings clear. The cap applies to bonuses, not to free bets with no wagering condition, and the Commission’s published guidance does not state how the cap applies to a free bet whose terms do not set a wagering factor. A punter who has been told a free bet “carries no wagering requirement” should still read the operator’s terms for any other condition that gates withdrawal of winnings.

What do minimum odds and the wagering requirement mean in a sign-up offer?

Minimum odds are the shortest price the qualifying bet, or the free bet, can be placed at. A “minimum odds of 1.75” rule means bets placed at shorter prices do not count towards the offer. Wagering requirement is the number of times the bonus, or in some cases the bonus plus the deposit, must be turned over in qualifying bets before any winnings can be withdrawn. A bonus of £10 with a 5x wagering requirement asks for £50 of qualifying bets at the minimum odds. The Commission’s 10x cap, in force since 19 January 2026, limits the worst case but does not set the actual factor, and the operator’s terms carry the actual number.

Why is the stake of a free bet not paid back with the winnings?

The stake is the bookmaker’s credit, not the customer’s cash, and the offer’s standard structure is a credit whose value is the profit on a winning bet, with the stake kept by the bookmaker. A £10 free bet at odds of 3.0 pays £30 in profit, not £40 in profit plus the £10 stake back, because the £10 was never the customer’s. Some offers do return the stake, and those offers are usually advertised as “stake returned” in the small print. The stake-not-returned structure is the standard in the GB market, and the comparison in this guide assumes that structure unless an offer states otherwise.

Content created by the «Bookies Trust» team