Which free bets are actually worth the trouble, and which path suits which bettor

Updated October 2026
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A free bet looks like free money until the small print names the price. In Great Britain a £20 in free bets when you bet £20 offer sounds simple — but the offer also dictates how big the qualifying bet must be, what minimum price it must carry, how long the free bet lives before it expires, and whether any of the stake comes back at all. The headline gift is the easy part. The conditions decide what it is worth.

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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 page ranks the best free bets offers UK-licensed bookmakers make available to new GB customers, then walks through the conditions that decide what each one returns in practice. The ranking is built around three questions that matter more than the headline figure: how much betting does the offer require before it pays anything out, what minimum price the qualifying bet has to clear, and what expires, forfeits or quietly shrinks the value if the bettor forgets about it.

The honest lead is what changed on 19 January 2026. The Gambling Commission’s new rules cap wagering requirements on bonuses at 10x — so a £10 bonus can no longer demand £500 of qualifying bets before it releases — and ban mixed-product promotions that tie a sportsbook offer to a casino, bingo or lottery bonus in the same package. The cap applies to bonuses. Whether it applies to free bets with no wagering condition is not yet established, and the offer terms still need to be read case by case. Several of the offers below sit well inside the cap; one or two flirt with it; the marketing that used to hide behind 40x or 50x rollover figures is, at last, harder to write.

The current snapshot is from 27 October 2026; the licensing details on each bookmaker were verified against the Gambling Commission’s public register.

The ten free bets offers on the shortlist, and what each one costs in practice

The ranking below looks at the ten licensed brands the Gambling Commission’s public register lists as holding a remote general betting standard (real events) licence. The order follows how clearly each offer’s headline price matches what the small print actually pays, and how much of the value survives the conditions a reader is most likely to trip over.

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.

How the ranking is built

Three things decide the position. The headline value of the free bet, the cost of qualifying for it, and the cost of using it once it lands in the account. A £40 in free bets when you bet £20 offer with minimum odds of 2.0 and a 7-day expiry ranks above a £10 in free bets when you bet £10 with the same conditions because the headline is twice as large and the conditions are the same. A £60 in free bets on a £10 qualifying bet at minimum odds of 1/2 (1.50) and a 28-day qualifying window ranks above either on cost alone, because the bettor does not have to chase a 2.0 price to unlock the offer. A welcome offer that asks for a £40 qualifying bet at minimum odds of 5.0 to release £40 in free bets with a 7-day expiry and the stake not returned is not on the shortlist at all, because the conditions cost more than the gift.

Two judgement calls decide the final order. The first is the qualifying price: a minimum odds floor of 2.0 is a filter against picking the obvious favourite, and a bettor picking short odds will simply not qualify and lose the gift entirely. The second is the expiry on the free bet itself: a 7-day clock from credit is tight, and a 30-day clock is forgiving, and the difference between the two is the difference between an offer that gets used and one that quietly expires inside a busy account.

An empty courtroom with wooden benches in morning light
Unibet states it has operated since 1999, and its UK site is run by Platinum Gaming Limited, Gibraltar, under Gambling Commission account 45322.

The ten bookmakers, ranked

Brand Gambling Commission remote licence number and licence holder What the operator’s own terms state on the key’s subject
Betway 039372-R-319367-029, Betway Limited Welcome offer for new UK and Ireland customers: £40 in free bet tokens (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; minimum deposit £10; free bets carry 1x wagering at odds of 1.75 or higher.
Spreadex 008835-R-104580-022, Spreadex Limited New customer offer: £60 in free bets for a £10 fixed-odds bet, usable across fixed odds and spread betting; qualifying bet must be placed within 28 days of opening the account; qualifying fixed-odds bet at minimum odds of 1/2 (1.50); FCA-regulated for spread betting, with spread losses able to exceed the deposit.
Fitzdares 000400-R-103839-030, Fitzdares Limited Premium betting brand accepting Apple Pay, Mastercard and Visa; Visa withdrawals usually same-day, Mastercard withdrawals up to 48 hours.
Swifty Sports 058957-R-334734-006, Swifty Global (UK) Ltd Best Odds Guaranteed, Cash Out on horse racing and football, daily price boosts, live streaming and in-play betting; Bet Builder listed as coming soon.
London Bet 066162-R-340278-004, Thistle Bet Limited Licensed and regulated in the UK; app carries a 17+ App Store age rating.
DragonBet 064908-R-339041-003, DragonBet Ltd Price boosts on horse racing, football and rugby, with a stated promise to try to match or beat prices seen on other apps or websites.
BoyleSports 039469-R-319383-025, Boylesports Enterprise Sports welcome for UK players: £20 in free bets on a £10 bet (€30 in free bets on a €10 bet for Irish players); Acca Insurance and Acca Loyalty on opt-in with the stated terms.
Paddy Power 039439-R-319330-013, PPB Counterparty Services Limited Bet Builder+, Popular Bet Builders, Super Sub, expanded Win More markets, player and ACCA stats.
LiveScore Bet 056859-R-332720-005, LiveScore Betting and Gaming (Gibraltar) Limited Payment methods: Visa and Mastercard debit, Apple Pay, PayPal, Pay by Bank (Open Banking), Revolut Pay.
10bet 043173-R-322899-023, Blue Star Planet Limited 100% up to £50 betting bonus for UK sign-ups, plus daily free bets and free spins.

The brands and the order are the same as the Gambling Commission’s public register order they were drawn from. Several of the larger names in the GB market — bet365, William Hill, Coral, Unibet, Sky Bet, BetVictor, Smarkets, QuinnBet, Kwiff, DAZN Bet, Star Sports, Kalooki Sportsbook and Midnite — also hold a Commission remote licence and could have been on the list; the table above names ten, and the operator-by-operator reviews further down cover a wider set.

The three conditions that decide what an offer is actually worth

The qualifying bet. Most of the offers on the shortlist ask the new customer to place a first bet of £10 or £20 at a stated minimum price before the free bets credit. The minimum price is the first filter the small print applies. Spreadex accepts 1/2 (1.50 decimal), which is any short-priced favourite, so a bettor can clear the gate without taking on much risk. Betway and Coral both ask for 2.0 (1/1), which rules out the obvious favourite and forces a real selection. The two filters are not the same: at 1.50 most races have a candidate, at 2.0 a bettor is picking against the favourite and the bet has to win for the gift to unlock.

The free bet itself. Once credited, the free bet is non-withdrawable, expires in 7 or 30 days depending on the brand, and almost never returns the stake with the winnings. A £10 free bet at 5.0 pays out £40 in profit, not £50 in return, because the £10 stake is forfeit by the small print. This is the single biggest gap between what a marketing banner suggests and what an account actually receives, and it is the gap the arithmetic below quantifies.

The wagering condition. Some offers are clean: a free bet credited after a qualifying bet wins, usable once, no rollover. Others — Betway is the clearest case — attach 1x wagering to the free bet at minimum odds of 1.75, so the free bet has to be turned over once before any winnings become withdrawable. Under the Commission’s 19 January 2026 rules no bonus can require more than 10x wagering, and a 1x condition sits well inside that. The cost of a 1x rollover on a £10 free bet at minimum odds of 1.75 is one qualifying bet of £10 at 1.75, which pays £7.50 in profit before any margin is taken out — a small extra step rather than the 50x rollover some pre-2026 bonuses used to carry.

Overview: what a free bet actually is, and what it costs the person taking it

The most-used word in this corner of the market is “free”, and it is the word that needs the most careful reading. A free bet is a credit the bookmaker places in a customer’s account once a stated condition is met. The condition is usually a qualifying bet — a first bet, settled, at a stated minimum price. The credit itself can be used to place a bet. What it cannot usually do is be withdrawn as cash, be split across more than one bet, be used on every market, or return its own face value with any winnings.

Three different things travel under the same label, and they are not interchangeable. A free bet is a one-shot stake whose winnings (but not the stake) become withdrawable cash, often after a 1x wagering condition. A bet credit behaves similarly but is sometimes usable as part of a wager rather than as the whole stake; the rules vary by brand. A bonus is a cash credit with a stated wagering multiple, capped at 10x by the Commission’s January 2026 rules. The bookmaker’s small print names which one the customer is being given; the marketing banner often does not.

The price of each shape is different. A £10 free bet at odds of 5.0 pays out £40 in profit on a win, and that £40 is the value of the offer. A £10 bonus with 10x wagering at minimum odds of 1.75 requires £100 of qualifying bets before any winnings withdraw, and the £100 of bets carries the bookmaker’s margin on every selection, so the bonus is worth less than its face value. A “bet £10, get £30 in free bets” welcome offer can be worth £60 in profit at 3.0 odds, or £120 in profit at 6.0 odds, or nothing at all if the qualifying bet loses. The same headline carries three different answers depending on what happens next.

A free bet that asks the customer to gamble on a second product type — “deposit at the sportsbook to unlock free spins at the casino” — has been banned by the Commission since 19 January 2026. The brands that used to run those cross-sell packages have moved the casino side out of the welcome offer, or stopped running them as welcome offers at all. The cleanest test of a welcome offer’s quality is whether the small print confines the gift to sports betting and to the brand that gave it.

The bottom line is the arithmetic. The headline figure is the marketing. The minimum price, the expiry, the stake-not-returned rule and any wagering condition decide what the headline is worth, and the difference is large enough that two offers with the same number on the banner can return very different amounts to the account that claims them.

Legality: the GB licence, what it covers and what it does not

A bookmaker offering free bets to customers in Great Britain needs a Gambling Commission remote licence. The test is whether the operator’s remote facilities — its website and app — are used in GB, not where the operator is based. A Malta- or Gibraltar-registered company with no Commission licence cannot lawfully take a bet from a customer sitting in Manchester. The Commission’s public register is searchable by business name, trading name, domain and account number, and it is the only place to confirm whether a brand is licensed. A licence to operate is not a recommendation: it is the minimum legal entry point to the GB market.

The brands on this page all hold a Commission remote general betting standard (real events) licence. Several of them — Smarkets, LiveScore Bet, Unibet — are run out of Gibraltar for tax or operational reasons; their UK customers are covered by the GB licence, and that is the figure that matters. The Commission’s register lists the licence holder (the legal entity) and the trading names (the brands) it covers, and several brands often sit under one holder: Ladbrokes and Coral share a corporate parent, Paddy Power and Betfair share another. None of this changes the licence; it just means a customer betting on Coral is, in law, betting with the same licensee as a customer betting on Ladbrokes.

Northern Ireland is outside the Gambling Act 2005 and runs on older legislation; the Commission’s GB licence does not regulate a bet struck in Belfast. For a customer in England, Scotland or Wales the picture is clean: licensed brands accept customers, hold customer funds in segregated accounts, are part of GAMSTOP, are subject to the 19 January 2026 bonus cap, and answer to the Commission if they break the rules.

The licence categories on the register matter more than the licence itself. A remote general betting standard (real events) licence covers sports betting on real sporting events; a separate category covers virtual events; pool betting, betting intermediary (the exchange licence) and remote general betting limited each have their own conditions. A bookmaker licensed for real events may not, without an additional category, offer virtual sports; a bookmaker licensed as a betting intermediary runs an exchange, and the rules for an exchange (back and lay, commission on net winnings) are not the rules for a traditional sportsbook.

What the licence does for a customer

A GB-licensed brand is bound by the Licence Conditions and Codes of Practice (LCCP), and the LCCP is where most of the rules a customer notices live. The verification rule, in force since 7 May 2019, requires the operator to verify name, address and date of birth before a customer can deposit or gamble — including with a free bet or bonus. There is no anonymous play at a licensed site. The financial vulnerability check, in force since 30 August 2024 and operating since 28 February 2025, runs a public-record check on customers whose deposits minus withdrawals exceed £150 in a rolling 30-day window; it is not an income check, and it is not a credit reference check. The deposit limit rule requires operators to offer a gross deposit limit on a fixed time frame, with the first changes live since 31 October 2025 and a second phase postponed to 30 September 2026.

The LCCP also sets the marketing rules. No advertisement may be of strong appeal to under-18s. No one who is or seems to be under 25 may feature in a betting advertisement, with an exception for marketing placed inside a place where a bet can be made directly (a betting shop window, for example). The 19 January 2026 rules cap bonus wagering at 10x and ban mixed-product promotions. The whistle-to-whistle ban, an industry code rather than a law, stops betting advertisements from appearing on TV from five minutes before a live event to five minutes after it, before the 9pm watershed; horse and greyhound racing are excluded. None of this prevents a licensed brand from running a free bet offer; it shapes what the offer can look like.

What the licence does not do

A licence does not make an offer good. A licensed bookmaker can attach a 10x wagering condition to a £10 bonus, can require a minimum odds floor of 2.0 on a qualifying bet, can expire a free bet inside seven days and can refuse to return the stake with any winnings. Every one of those conditions is legal under the Commission’s January 2026 rules. The licence is the floor; the small print is the ceiling.

A licence does not cover Northern Ireland, where the 2005 Act does not extend. A licence does not protect funds held by an operator that becomes insolvent, even though licensed operators hold customer funds in segregated accounts; the segregation reduces but does not remove the risk. A licence does not prevent a bookmaker from limiting or closing a customer’s account if the customer’s pattern of betting costs the bookmaker money — a long-running point of friction in the GB market, with no statutory protection against it.

Responsible gambling: the safeguards built into a GB-licensed offer

The free bet conversation sits inside the safer-gambling conversation, because most welcome offers are designed to draw in a new account and a new deposit, and the Commission has spent the last five years building the rules that govern how that is allowed to happen.

GAMSTOP is the national multi-operator online self-exclusion scheme and has been a mandatory licence condition for online operators since 31 March 2020. A GAMSTOP registration excludes the customer from every GB-licensed online bookmaker at once; the registration periods are six months, 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, in-shop self-exclusion scheme.

The financial vulnerability check applies once a customer’s deposits minus withdrawals exceed £150 in a rolling 30 days. It is a public-record check — bankruptcy, individual voluntary arrangements, county court judgments and similar — not a check against a credit reference and not a check of declared income. A flag from the check does not close the account; it triggers a conversation between the operator and the customer about what the customer can afford to risk.

Deposit limits are a customer-set tool the operator must provide. The Commission’s deposit-limit rules require operators to offer a gross deposit limit on a fixed time frame; the first changes have applied since 31 October 2025, and a second phase was postponed to 30 September 2026. A customer-set deposit limit is not a state-set ceiling — there is no statutory cap on deposits, losses or stakes in sports betting — but it is a tool a customer can use without contacting the operator and without giving a reason. Setting a £50 weekly deposit limit before claiming a welcome offer is the simplest way to keep a free bet from turning into a chasing pattern.

Wagering and time limits are part of the operator’s safer-gambling toolkit. DAZN Bet, for example, lists deposit limits, loss limits and wagering limits in its account settings; other operators offer similar tools. The Commission’s financial risk assessment rules — the so-called “affordability checks” of the press — were announced in a staged plan in July 2026 with no start date; they have not come into force and the form they will take is not yet settled. The current rule is the £150 vulnerability check, and the change in the air is a wider affordability conversation, not yet law.

Help is free and confidential. GamCare runs the National Gambling Helpline; GambleAware funds treatment and education; the NHS runs specialist gambling clinics across the country; Gamblers Anonymous runs peer-support meetings. None of these is a referral service for the Commission’s complaints process. A dispute with a licensed operator that cannot be resolved in the account goes to an approved alternative dispute resolution (ADR) body — IBAS for most sports betting disputes — and from there, if the customer wishes, to the Commission.

The free bet is the entry point a customer uses to start betting with a brand. The same brand is the one that holds the deposit limit, runs the vulnerability check, sits inside GAMSTOP and offers the safer-gambling tools. The welcome offer is not separate from the safeguards; it is the same account, governed by the same licence.

Bonuses and free bets: how the offers on this page actually work

The headline shapes a free bet can take, on the brands in this comparison, break into four families.

Bet X, get Y in free bets. The most common shape: place a first bet of £10 or £20 at minimum odds, settle that bet, and receive free bets of £10 to £60 in return. Betway, Coral, Unibet and BoyleSports all run this shape. The headline figure is the free bet total; the conditions are the qualifying stake, the minimum odds and the expiry. The qualifying bet must win for the free bets to credit on most of these offers; a losing qualifying bet is a lost gift, and the bettor has spent £10 or £20 for nothing.

Deposit match bonus. The bookmaker matches a percentage of the first deposit, up to a cap, in bonus funds with a wagering condition. 10bet’s 100% up to £50 betting bonus is this shape. The cap sits at 10x wagering under the January 2026 rules, so a £50 bonus at 10x requires £500 of qualifying bets before any winnings withdraw. A deposit match bonus is not a free bet: the bonus is cash credit, the wagering condition is real, and the value of the bonus is the bonus face value minus the margin lost in clearing the wagering.

Free bet bundles. Some offers credit free bets in instalments — Betway’s £40 in free bet tokens arrives as 4 × £10, each with its own 7-day clock. The total headline is unchanged; the value of each instalment is what its own 7-day window returns. A bettor who lets one instalment expire forfeits its face value, so the bundle rewards a customer who plans ahead and penalises one who does not.

Free-to-play rewards. Coral’s daily Reward Shaker, the free-to-play Football Super Series with its £10,000 jackpot, and similar in-app games are not technically free bets but behave similarly: the customer does not risk a stake and can win a cash or free bet prize. The value of these rewards is harder to calculate because the prize structure is a lottery; the headline jackpot is the ceiling and the modal prize is the floor.

The wagering condition and the 10x cap

The Commission’s 19 January 2026 rules changed what a bonus can ask of a customer. A bonus can no longer require more than 10x the bonus amount in qualifying bets before any winnings withdraw; a mixed-product promotion that ties a sportsbook bonus to a casino, bingo or lottery bonus in the same package has been banned outright.

The cap applies to bonuses. Free bets are a separate category. The Commission’s published position is that the 10x cap applies where a wagering requirement exists; whether it applies to free bets with no wagering condition is not yet established, and the small print of each brand decides the question. Betway’s free bets carry a 1x wagering condition at minimum odds of 1.75, well inside the cap. Coral’s free bets and BetVictor free bets typically carry no wagering condition beyond the one use. QuinnBet’s free bets are valid for 7 days, usable on any market at minimum odds of 1/2 (1.50), with maximum odds of 50/1 — no rollover, but a tight window and a maximum price ceiling.

The minimum odds floor and the stake-not-returned rule

Two small-print points are universal across the offers on this page.

The minimum odds floor. Almost every qualifying bet on the shortlist requires a minimum price: 1/2 (1.50) at Spreadex, 2.0 (1/1) at Betway, Coral and Unibet, 3.0 at SBK (Smarkets’ sportsbook brand). A bettor who picks a price below the floor does not qualify, and the qualifying bet must be placed within a stated period from account opening — 7 days at most, 28 days at Spreadex, the longest window in the set. The minimum odds floor is the bookmaker’s filter against punters who would clear the gate with a 1.05 laydown and walk away with the gift.

The stake-not-returned rule. A free bet almost never returns its stake with the winnings. A £10 free bet at odds of 5.0 returns £40 in profit on a win, not £50 in total. This is the largest single gap between what the marketing suggests and what the account receives, and it is the reason the arithmetic below works on the stake × (odds − 1) formula rather than stake × odds. The only common exception is a “bet credit” that behaves like cash, and even those usually come with restrictions on what they can be used on.

The expiry

Free bets expire. The standard expiry on the brands in this comparison is 7 days from credit: Betway, BoyleSports, QuinnBet, SBK, Coral, Unibet all name a 7-day window. Sky Bet runs a 30-day window, the longest in the published set, and a 30-day clock is the difference between an offer that gets used and one that quietly expires inside a busy account. A bettor who claims a welcome offer and does not place the free bet inside the window forfeits the gift.

Payments and payout speed: how the money moves

The payment question on a free bets page is not the welcome offer — it is what happens after the welcome offer is over and the customer wants to deposit, bet, withdraw and move on. The free bet is the entry point; the cashier is the longer relationship.

Payment methods

The licensed bookmakers on this page support roughly the same payment mix, with one or two exceptions. Visa and Mastercard debit cards are universally accepted. Apple Pay and Google Pay are widely supported; Fitzdares accepts Apple Pay alongside Mastercard and Visa. PayPal is supported at Paddy Power, bet365, William Hill and several others, and is not universal. Revolut Pay is supported at Coral and LiveScore Bet. Open Banking (Pay by Bank) is supported at LiveScore Bet, and TrueLayer and Earthport sit behind the bank-transfer options on Coral and other brands. E-wallets like Skrill and Neteller are widely accepted but excluded from welcome offers at most brands — the qualifying bet for a free bet almost always has to be a debit card or instant bank transfer, not an e-wallet deposit.

The Commission’s credit-card ban, in force since 14 April 2020, applies to credit cards and to credit-card-funded e-wallet deposits, but not to debit cards or to bank-based payments. A bettor funding a welcome offer with a credit card will not get the gift; a bettor funding it with a debit card, Apple Pay, Google Pay or an instant bank transfer will.

Withdrawal speed

The withdrawal side is where the customer relationship pays off. The fastest brands on Visa process withdrawals the same day; Fitzdares is the clearest example in the published set, with Visa withdrawals usually same-day and Mastercard withdrawals up to 48 hours. Bet365, William Hill and the larger established brands publish same-day Visa and Mastercard processing as standard. The smaller brands — Swifty Sports, DragonBet, London Bet — do not always publish withdrawal times, and the bettor who plans to move money quickly should check the cashier page of the brand in question before placing the welcome bet.

The slowest channel is almost always a bank transfer to a non-supported account, where settlement takes 2 to 5 working days; the fastest is a Visa debit card or an Open Banking transfer back to the account the deposit came from. The free bet does not change the withdrawal rules; winnings from a free bet go through the same cashier as winnings from a cash bet.

Source-of-funds checks

A GB-licensed bookmaker is required, under anti-money-laundering rules, to ask for source-of-funds documentation at higher spend. The vulnerability check runs at £150 of net deposits in a rolling 30 days, but the source-of-funds conversation is separate, and a customer whose deposits scale quickly will see it. A payslip, a bank statement, a P60 or a similar document is the usual request; the operator is bound by data-protection law and cannot share the document with anyone else.

Cryptocurrency

The Commission’s published position on cryptocurrency deposits at licensed bookmakers is not settled. A state list of permitted payment methods does not exist; a British named-account rule is not in force. A few licensed brands accept crypto at the cashier and convert it to sterling before crediting the account; most do not. A bettor planning to use crypto should check the cashier before signing up, because the welcome offer rarely applies to a crypto deposit.

Predictions and strategy: what the small print costs the bettor who ignores it

The marketing of a free bet suggests that the value is the headline figure. The arithmetic says the value is the headline minus the cost of qualifying for it minus the cost of using it minus the cost of expiring it. Each of those costs is a small-print line, and each one bites a different reader.

The cost of the qualifying bet

The first cost is the qualifying bet. A £10 qualifying bet at 2.0 minimum odds is not a free shot: the bet has to win for the gift to land. At a 50% strike rate the bettor wins the gift 50% of the time and loses the £10 stake the other 50%; the expected cost of qualifying is £5 per qualifying bet, before any margin is taken out by the bookmaker on the price of the bet itself. The bookmaker’s margin on a Premier League match outcome is typically 5% to 7%; on a horse race with Best Odds Guaranteed it can be tighter; on a niche sport it can be wider. The expected cost of a £10 qualifying bet at 2.0 is closer to £5.50 than £5 once the margin is included.

The cost of the free bet expiry

The second cost is the free bet expiry. A 7-day window is a tight clock for a customer who only bets on Saturdays; the gift expires unused, and the headline value is zero. A 30-day window is forgiving; Sky Bet’s 30-day expiry on free bets is the longest in the published comparison, and is the reason a Saturday-only bettor might prefer a Sky Bet welcome offer to a 7-day offer at a sharper-looking brand.

The cost of the stake-not-returned rule

The third cost is the stake-not-returned rule. A £10 free bet at 5.0 returns £40 in profit, not £50. The £10 stake is forfeit. The marketing suggests a £50 return because the math is so close to a real £10 cash bet that the reader does not always notice the difference. The arithmetic below quantifies the gap.

The cost of the wagering condition

The fourth cost is the wagering condition where it exists. A 1x wagering condition at minimum odds of 1.75 requires the bettor to turn the free bet over once at a price the bookmaker has chosen. The bookmaker’s margin on a 1.75 market is the same as on any other market; the bettor gives up roughly 5% of the expected return to it. The cost is small in absolute terms — a few pence on a £10 free bet — but it is real.

An illustrative arithmetic

The arithmetic the page runs is on a free bet of £10 at illustrative two-way market odds of 1.90 / 1.90 (9/10 each way), an example chosen because it is close to the bookmaker’s margin on a typical football match outcome and it is easy to read. On this market the payout share is 1 ÷ (1/1.90 + 1/1.90) ≈ 0.5263, so the margin is roughly 47.37% — the kind of margin a fair two-way market would carry, deliberately chosen to make the arithmetic transparent rather than to flatter any operator.

A £10 free bet, with stake not returned, on this market at 1.90 pays out £9 in profit on a win. The free bet wins roughly half the time at fair odds, so the expected value of the free bet is £9 × 0.5 = £4.50 in raw profit, before the margin is applied. Apply the margin (the market keeps 47.37% of every unit bet on it), and the expected value of the free bet at this margin is £4.50 × 0.5263 ≈ £2.37. The free bet is worth roughly 23–48% of its face value on this market — call it £2.40 on a £10 free bet.

Two assumptions sit underneath this number. The first is that the free bet is wagered once, with no rollover. The second is that the market the free bet is wagered on carries the illustrative margin. A higher-margin market — a niche sport, a long-shot horse — returns less; a lower-margin market — a Premier League match with Best Odds Guaranteed — returns more. The arithmetic is illustrative; the conclusion it illustrates is not: a free bet is worth substantially less than its face value, and the headline figure is the marketing rather than the cash.

The strategy that survives the small print

A reader who treats a free bet as a free shot at a long price is leaving money on the table. A reader who treats a free bet as a one-shot stake whose expected value is 23–48% of its face value, and uses it on the highest-margin market that satisfies the minimum odds, is closer to the truth. The longest price the free bet can be used at is usually the best price: at 5.0 a £10 free bet returns £40 in profit, at 1.50 the same free bet returns £5. The expected value of the free bet, before margin, scales linearly with the odds; the cost of the margin scales with the odds too, but less steeply. The bettor’s job is to find the highest price the small print permits and use it.

A reader who lets a free bet expire is donating the face value back to the bookmaker. The 7-day clock is a discount on the offer’s value. A reader who plans the welcome offer around a real betting day — a Saturday race meeting, a Tuesday Champions League fixture, a Cheltenham festival day — captures the headline value; a reader who claims an offer in a quiet week loses it.

Sports and tournaments: where the free bets get used

The free bets on this page are sportsbook credits, and the sportsbook that receives them decides where they can be spent. Each brand’s small print names which markets the credit can be placed on, and most live-menu offerings are narrower than the headline sportsbook.

Horse racing

Horse racing is the largest single market for free bet usage on the GB-licensed set. Best Odds Guaranteed (BOG) pays the bigger of the price taken and the starting price, and is offered at bet365, William Hill, Paddy Power, Coral, BetVictor and most of the larger brands. Each-way betting is universal, with place terms set by the race and the field size; the standard place terms are 1/4 of the odds for the first three places in handicaps with sixteen or more runners, and 1/5 of the odds for the first three places in non-handicaps with eight or more runners. A free bet on an each-way horse race doubles its face value into two bets of equal stake — a win bet and a place bet — so a £10 free bet at 5.0 on the win part and 5.0 on the place part (each-way at 1/4 odds) returns roughly £40 in profit on the win and £10 in profit on the place, for a total of £50 in profit if the horse wins, or £10 in profit if the horse places.

Free bet bundles can exclude each-way. Sky Bet’s free bets are usable on single or each-way markets but not on multiples, and exclude virtuals. QuinnBet free bets allow straight accumulators but exclude Trixies, Patents and Yankees. The market-by-market small print is where the value of the free bet is finally decided.

Football

Football is the second largest market. Premier League, Champions League, Europa League, the EFL, the Scottish Premiership and the major European leagues are universal. Bet Builder+ — combining markets from one event into a single bet, available pre-match and in-play — is offered at bet365 and Paddy Power, with daily Bet Boosts alongside. William Hill’s Football Acca Boost covers accas of two or more legs with each selection at 1/5 (1.20) or bigger, with a boost from 3% on a double up to 200% on twenty or more legs, a maximum boost of £10,000 per online bet, and runs until 30 May 2027. Spreadex’s Acca Boosts give a cash boost from 5% up to 100% on football accumulators of three or more selections.

Minimum odds floors hit football the hardest. A welcome offer that requires a 2.0 minimum odds on the qualifying bet has to be cleared on a selection the bettor picks; at Premier League short prices the floor can rule out the obvious favourite. The bettor who picks a 2.5 underdog to qualify is taking on real risk to unlock the free bet.

Other sports

Tennis, cricket, rugby, golf, darts, boxing, MMA, basketball and the major US sports are covered universally across the licensed set. Esports are treated like any other event; virtual events are a separate licence category and most brands run them in their own tab. Niche sports — cycling, snooker, handball, volleyball — are offered at the larger brands and at some of the smaller ones. Bet Builder and Bet Builder+ are available on football across most of the licensed set and on a handful of other sports at the larger brands. kwiff’s Bet Builder+ combines Bet Builder bets from different games.

In-play betting is offered at every brand on this page. Live streaming is offered at bet365, William Hill, Paddy Power, Coral, BetVictor and a handful of others, with horse racing and football the largest streamed categories. Cash Out — settling a bet before the event concludes — is offered at Swifty Sports, DAZN Bet, bet365, William Hill, Coral and most of the larger brands, with availability not guaranteed (DAZN Bet’s small print names this explicitly: “cash out availability is not guaranteed and bets stand if it is unavailable”).

The Cheltenham and Grand National problem

Two annual events draw more welcome offers than the rest of the calendar: the Cheltenham Festival in March and the Grand National in April. Bookmakers run their largest free bet bundles around both, and the offers usually require the qualifying bet to be placed on the festival in question — meaning the bettor has to be a horse racing customer to qualify. A bettor who places the qualifying bet on a Premier League match and then tries to use the free bet at Cheltenham finds that the free bet has expired by the time the festival opens, or that the free bet is restricted to football. The calendar matters as much as the conditions, and a reader who plans to bet through a festival should pick a brand whose welcome offer aligns with the festival rather than the calendar.

The ten bookmakers on the shortlist, reviewed

The reviews below cover the ten brands on the comparison table, with each heading naming the brand and what sets it apart in the comparison. The reviews are written from the published terms each brand carries; the licensing details are from the Gambling Commission’s public register; the payment details are from each brand’s own cashier page or app. None of the reviews prints a bonus code, and none of them recommends a brand over another on grounds other than the comparison the table above sets out.

Betway — the four-token bundle with a 1x rollover

Betway is run by Betway Limited under Commission account 39372. Its welcome offer for new UK and Ireland customers is £40 in free bet tokens (4 × £10) on settlement of a first bet of at least £10 at minimum odds of 2.0, with a 7-day expiry and debit card deposits only. The minimum deposit is £10. Free bets carry 1x wagering at minimum odds of 1.75. The bundle is the distinctive feature: a single £40 in free bets is split into four £10 instalments, each with its own 7-day clock, and each carries the same 1x wagering condition. A bettor who uses all four instalments captures the headline value; a bettor who lets two instalments expire gives up half the gift.

The value calculation on Betway’s free bet is the arithmetic the page runs above. A £10 free bet at illustrative 1.90 odds on a fair market is worth roughly £2.40 in expected value; a £10 free bet at the 1.75 minimum the wagering condition demands is worth less, because the bookmaker’s margin on a 1.75 market is wider. The four-token structure rewards the bettor who plans around the 7-day clock and accepts the 1x rollover; the bettor who treats the bundle as a single £40 gift will lose two instalments to expiry.

The 2.0 minimum odds on the qualifying bet is the filter that keeps the gift out of the hands of the casual customer. A bettor picking a 1.50 favourite does not qualify. The bettor who picks a 2.0 underdog is taking a real risk to unlock the free bet, and the expected cost of qualifying is the £5.50 figure the page runs above. The gift is honest; the cost of claiming it is real.

Spreadex — the 28-day window and the spread-betting caveat

Spreadex is run by Spreadex Limited under Commission account 8835. The new customer offer is £60 in free bets for a £10 fixed-odds bet, with the free bets usable across fixed odds and spread betting; the qualifying bet must be placed within 28 days of opening the account, and the qualifying fixed-odds bet must be at minimum odds of 1/2 (1.50). The 28-day qualifying window is the longest in the comparison, and is the reason the offer suits a customer who does not want to be rushed into a bet. The 1/2 minimum odds is the loosest in the set, and makes it easier for a customer to qualify on a short-priced favourite without taking much risk.

The spread-betting caveat is the line the customer has to read. Spreadex is regulated by the FCA for spread betting and by the Gambling Commission for fixed-odds betting, and the firm’s own site states that spread betting losses can exceed the deposit. A free bet usable on spread betting is not a free introduction to a low-risk product; it is a free introduction to a product where a losing run can cost more than the deposit. A customer who uses the Spreadex free bet on fixed-odds football or horse racing captures the headline value at the standard cost; a customer who uses the free bet on a spread position on a financial market or a sports index is using a different product with different rules.

Spreadex’s Acca Boosts give a cash boost from 5% up to 100% on football accumulators of three or more selections, depending on the number of legs — a separate offer from the welcome package, and worth noting as an alternative use of settled funds.

Fitzdares — premium betting with same-day Visa withdrawals

Fitzdares is run by Fitzdares Limited under Commission account 400. The brand’s distinctive feature is its payment stack: Apple Pay, Mastercard and Visa are accepted, Visa withdrawals are usually same-day, and Mastercard withdrawals can take up to 48 hours. The same-day Visa withdrawal is the standout feature of the comparison; most brands process Visa withdrawals within 24 hours, and Fitzdares’ same-day processing is the upper end of what is available at GB-licensed bookmakers.

The brand positions itself as a premium operator, and the welcome offer is not the loudest in the comparison. A bettor choosing Fitzdares over a sharper-looking headline at another brand is buying the cashier, not the welcome offer. The same-day Visa withdrawal is the line the value runs along, and a bettor who plans to move winnings out of the account quickly will pay for the privilege in the form of a smaller welcome gift than the brands with larger marketing budgets.

Swifty Sports — Best Odds Guaranteed, Cash Out and an incoming Bet Builder

Swifty Sports is run by Swifty Global (UK) Ltd under Commission account 58957. The brand’s published offering includes Best Odds Guaranteed, Cash Out on horse racing and football, daily price boosts, live streaming and in-play betting. Bet Builder is listed as coming soon. The Cash Out and BOG combination is the headline: a bettor using Swifty Sports’ horse racing markets gets the better of the price taken and the starting price, and can settle the bet before the race concludes if the price moves against the bet.

The “coming soon” Bet Builder is the line to watch. A Bet Builder lets a bettor combine markets from one event — first goalscorer, correct score, total goals — into a single bet, and is the single most popular product feature added to football betting in the last five years. Swifty Sports’ stated plan to add it makes the brand worth a second look from a football-focused bettor; until the feature is live, the football offering is narrower than the brands with Bet Builder already running.

London Bet — the Thistle Bet Limited brand with the 17+ App Store rating

London Bet is run by Thistle Bet Limited under Commission account 66162. The brand is licensed and regulated in the UK, and its app carries a 17+ App Store age rating — a year above the GB minimum age of 18, and a hint that the app contains content beyond standard sports betting. The brand’s published offering is the standard sportsbook menu without a distinctive feature set, and a bettor choosing London Bet is choosing the brand rather than a particular product.

The 17+ rating is worth flagging because it sits above the GB minimum age for betting. A customer aged 18 to 24 will see the app’s age gate as a soft barrier rather than a hard one, and a customer aged 25 or over will see no barrier. The brand is best understood as a steady-eddie option for a customer who has already decided to bet with it rather than a destination for a customer still shopping around.

DragonBet — the price-match promise on horse racing, football and rugby

DragonBet is run by DragonBet Ltd under Commission account 64908. The brand advertises price boosts on horse racing, football and rugby, and states it will try to match or beat prices seen on other apps or websites. The price-match promise is the distinctive feature, and is unusual in the GB market; most bookmakers price their own book and ask the customer to take it or leave it. A bookmaker that promises to match or beat a competitor’s price is making a different commercial bet: the brand expects to be competitive enough on price that the matching rarely fires, and the brand is willing to eat the cost when it does.

The promise is a marketing line and the small print is where the matching is qualified. A bettor who plans to use DragonBet because of the promise should read the small print on what counts as a comparable price (which market, which price type, which platform) before relying on it.

BoyleSports — the £20 on a £10 bet with Acca Insurance and Acca Loyalty

BoyleSports is run by Boylesports Enterprise under Commission account 39469. The sports welcome for UK players is £20 in free bets on a £10 bet; the same offer for Irish players is €30 in free bets on a €10 bet. Acca Insurance requires opt-in, a minimum stake of £5, minimum odds of 1/2 (1.50) and pays a maximum refund of £20 as a free bet that expires in 7 days; bets must be placed and settled on the same day. Acca Loyalty requires opt-in, a £5 minimum stake, minimum combined odds of 3/1 and 5 or more settled legs, with a free bet expiring after 7 days.

The Acca Insurance and Acca Loyalty structure is the distinctive feature. Acca Insurance refunds the stake as a free bet if one leg of an accumulator lets the bet down; Acca Loyalty pays a free bet once a five-leg accumulator settles. Both are opt-in, both have minimum stake and minimum odds floors, and both expire in 7 days. A bettor who plans to bet accas regularly captures the value; a bettor who bets singles only gives the offers up.

Paddy Power — Bet Builder+, Super Sub and the expanded Win More markets

Paddy Power is run by PPB Counterparty Services Limited under Commission account 39439. The brand’s published app features include Bet Builder+, Popular Bet Builders, Super Sub (a bet rolls over to the replacement if a selected player is substituted), expanded Win More markets and player and ACCA stats. Bet Builder+ combines markets from one event into a single bet; Super Sub is a niche but distinctive feature that lets a bet on a player performance carry over to the substitute if the named player is taken off. The Win More markets and the ACCA stats are the in-app research tools a regular bettor uses to find selections.

The brand’s social media presence and its price-boost marketing make it one of the louder names in the GB market, and the welcome offer is competitive with the brands at the top of the comparison. A bettor choosing Paddy Power over a quieter brand is buying the app and the Super Sub feature rather than a sharper headline.

LiveScore Bet — the payment stack with Open Banking and Revolut Pay

LiveScore Bet is run by LiveScore Betting and Gaming (Gibraltar) Limited under Commission account 56859. The brand accepts debit cards (Visa and Mastercard), Apple Pay, PayPal, Pay by Bank (Open Banking) and Revolut Pay. The Open Banking and Revolut Pay options are the distinctive line, and are the brands the bettor who wants a wider payment mix shops around. Open Banking lets a customer push money straight from the bank account without entering card details; Revolut Pay extends the option to Revolut account holders.

The payment stack is the headline feature. The welcome offer is competitive with the brands at the top of the comparison, and the cashier is the line the value runs along. A bettor who plans to deposit and withdraw through Open Banking will find the experience cleaner at LiveScore Bet than at a brand that does not offer it.

10bet — the 100% up to £50 betting bonus with daily free bets and free spins

10bet is run by Blue Star Planet Limited under Commission account 43173. The brand advertises a 100% up to £50 betting bonus for UK sign-ups, plus daily free bets and free spins. The “plus free spins” is the line that needs careful reading under the January 2026 rules: a mixed-product promotion that ties a sportsbook bonus to casino free spins is banned. The bonus is positioned as a sportsbook-only product, with the free spins running alongside as a separate casino-side offer that does not condition the sportsbook bonus on casino play.

The 100% match up to £50 sits at the deposit-match end of the welcome offer spectrum. A bettor choosing 10bet is choosing a cash bonus with a 10x wagering condition over a free bet bundle with no rollover. The arithmetic runs the other way from the free bet calculation above: a £50 bonus at 10x wagering requires £500 of qualifying bets, and the cost of qualifying is roughly £25 of margin lost to the bookmaker. The headline value of a £50 bonus is £50 minus the £25 qualifying cost, or roughly £25 in expected value; a £40 free bet bundle with no rollover can be worth more if the bettor uses all four instalments at a high price.

How the offers compare on the numbers that matter

The numbers the customer actually feels are the qualifying price, the qualifying stake, the free bet total, the free bet expiry and the wagering condition. The table below puts the offers on those numbers; the comparison above puts them on the licensing and the cashier.

Brand Qualifying stake Minimum odds Free bet total Free bet expiry Wagering
Betway £10 2.0 £40 (4 × £10) 7 days 1x at 1.75+
Spreadex £10 1.50 £60 (free bets usable at standard pay) (none stated)
Coral £20 2.0 £40 7 days (none stated)
Unibet £20 2.0 £40 7 days (none stated)
BoyleSports £10 (not stated for welcome) £20 7 days (none stated)
QuinnBet (varies) 1.50 (varies) 7 days (none stated)
SBK £20 3.0 £60 (48 hours to credit) (none stated)

The Spreadex 28-day qualifying window is the standout line. The Spreadex £60 free bet total is the largest in the published set, paired with the loosest 1/2 minimum odds. The Betway £40 bundle is the largest headline at a brand with a 2.0 minimum odds floor. Coral and Unibet are matched offers at £40 in free bets on a £20 qualifying bet at 2.0 minimum odds. BoyleSports’ £20 on a £10 bet is the cleanest small headline.

The wagering column is the line a reader who plans to capture the value checks first. A 1x wagering at 1.75 minimum odds (Betway) is a small extra step that costs a few per cent of the headline. A no-wagering free bet is the headline figure, less the stake-not-returned cost the arithmetic above quantifies. A 10x wagering bonus (10bet’s deposit match, inside the Commission’s January 2026 cap) is a different product altogether, and the £50 bonus headline is worth less than the £40 free bet bundle at Betway once the cost of qualifying is included.

Frequently asked questions

What is a free bet?

A free bet is a credit a bookmaker places in a customer’s account once a stated condition is met, usually the settlement of a first bet at a stated minimum price. The credit is used to place a bet; winnings from a successful free bet become withdrawable cash (often after a 1x wagering condition), but the stake of the free bet is not returned with the winnings. A free bet is non-withdrawable, expires within a stated window (7 days is standard, 30 days at Sky Bet) and is restricted to the markets the small print names.

How do free bets work in practice?

The mechanics run in three steps. First, the customer opens an account, deposits the minimum and places a qualifying bet at the minimum odds the offer names; the qualifying bet must win for the free bets to credit on most offers. Second, the bookmaker credits the free bet to the account, usually within 24 hours of the qualifying bet settling. Third, the customer uses the free bet on a permitted market at a price of their choosing, inside the expiry window; winnings from a successful free bet become withdrawable cash, less the stake.

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

The Gambling Commission’s rules in force since 19 January 2026 cap wagering requirements on bonuses at 10x. A £10 bonus can no longer require more than £100 of qualifying bets before any winnings withdraw, and a £50 bonus is capped at £500. Mixed-product promotions that tie a sportsbook bonus to a casino, bingo or lottery bonus in the same package are banned outright. The cap applies to bonuses; whether it applies to free bets with no wagering condition is not yet established by the Commission’s published position.

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

The minimum odds are the lowest price the qualifying bet can be placed at; a bet below the minimum odds does not qualify, and the customer loses the gift. The wagering requirement is the number of times the bonus or free bet must be turned over before any winnings withdraw; a 1x requirement means one bet, a 10x requirement means ten. Both numbers are set in the offer’s small print and govern how easy the offer is to capture.

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

The stake of a free bet is the bookmaker’s stake, not the customer’s. A £10 free bet at 5.0 returns £40 in profit, not £50 in total, because the £10 stake is the bookmaker’s contribution to the bet and is not returned on a win. The rule keeps the free bet’s headline figure lower than it would otherwise be and is the single biggest gap between what a marketing banner suggests and what an account actually receives. The arithmetic the page runs above quantifies the gap as roughly 23–48% of the face value of the free bet, depending on the market the free bet is used on.

Content created by the «Grey Hound» team