Top Bet Builder Betting Sites in the UK – October 2026

New Players Only. Min £20 qualifying bets, stake not returned. Free bet – one-time stake of £40, min odds 1.5, stake not returned. 1X wager the winnings. Wager from real balance first. Wager calculated on bonus bets only. Max conversion: £200. Free bets and Bonuses are valid for 7 days. Limited to 1 sport & 5 casino brand/s within the network. Withdrawal requests void all active/pending bonuses. Excluded Skrill and Neteller deposits. Full Terms Apply.

#ad / 18+. Bet £10 & Get £30 in Free Bets for new customers at bet365. Min deposit requirement. Free Bets are paid as Bet Credits and are available for use upon settlement of bets to value of qualifying deposit. Min odds, bet and payment method exclusions apply. Returns exclude Bet Credits stake. Time limits and T&Cs apply. Registration required. www.gambleaware.org

New customers only. Register, deposit with a Debit Card, and place a first bet of £10+ at Evens (2.0)+ on Sports, to be settled within 7 days, to get £30 in Sports Free Bets and £20 in Acca Free Bets within 24 hours of settlement. 7-day expiry. Eligibility & payment exclusions apply. Full T&Cs apply.

18+. New UK customers only. Min £10 deposit & £10 qualifying bet at min odds 2.00. Stake not returned. Rewards issued in free bets & fantasy tickets in 3 batches after settlement. Free bets non-withdrawable, winnings paid as cash. Free bets & fantasy tickets expire after 14 days. One offer per person. T&Cs apply. | BeGambleAware.org

18+ New customers only. Place a £10+ bet at min odds 1/1 (2.0) within 14 days of sign-up. Get £30 in Free Bets, valid for 7 days on selected bets only. Free stake not returned with winnings. T&Cs apply. BeGambleAware.org

New players only | Deposit & wager at least £10 to get free spins | Offer must be activated before depositing | Free Spins winnings are cash | No max cash out | Eligibility is restricted for suspected abuse | Skrill deposits excluded | Free Spins value £0.10 per spin | Free Spins expire in 48 hours | Free bet offer: Minimum odds: 2.0 | Free bet value will be deducted from free bet winnings | T&C’s Apply

New Players Only. Free bet – one-time stake of £10, min odds 1.5, stake not returned. 1X wager the winnings. Wager from real balance first. Wager calculated on bonus bets only. Max conversion: £200. Free bets and Bonuses are valid for 7 days. Limited to 1 sport & 5 casino brand/s within the network. Withdrawal requests void all active/pending bonuses. Excluded Skrill and Neteller deposits. Full Terms apply

Wager from real balance first. 50X wager the bonus money within 30 days / 50x Wager any winnings from the free spins within 7 days. Contribution varies per game. Available on selected games only. Wager calculated on bonus bets only. Bonus offer and any winnings from the offer are valid for 30 days / Free spins and any winnings from the free spins are valid for 7 days from receipt. Max conversion: 3 times the bonus amount or from free spins: £20. Limited to 5 brands within the network. Withdrawal requests void all active/pending bonuses. Excluded Skrill and Neteller deposits. Full Terms Apply.

Get 50% of first day losses refunded as a free bet up to £25. To be credited within 24 hours. Max free bet per customer £/€25. Minimum of 3 bets of £/€10 or more on separate events at odds of evens (2.0) or bigger to qualify. Minimum first day losses of £10 to qualify. Full T&Cs apply.

New Players Only. Min £10 qualifying bets, stake not returned. Free bet – one-time stake of £30, min odds 1.5, stake not returned. 1X wager the winnings. Wager from real balance first. Wager calculated on bonus bets only. Max conversion: £200. Free bets and bonuses are valid 7 days. Limited to 1 sport & 5 casino brand/s within the network. Withdrawal requests void all active/pending bonuses. Excluded Skrill and Neteller deposits. Full Terms apply

New Players Only. Min €10 qualifying bets, stake not returned. Free bet – one-time stake of €20, min odds 1.5, stake not returned. 1X wager the winnings. Wager from real balance first. Wager calculated on bonus bets only. Max conversion: €200. Free bets and Bonuses are valid for 7 days. Withdrawal requests void all active/pending bonuses. Full Terms apply. 18+, #AD, Begambleaware.

New Players Only. Min £/€/$10 qualifying bets, stake not returned. Free bet – one-time stake of £/€/$30, min odds 1.5, stake not returned. 1X wager the winnings. Wager from real balance first. Wager calculated on bonus bets only. Max conversion: £/€/$200. Valid for 7 Days from receipt. Limited to 1 sport & 5 casino brand/s within the network. Withdrawal requests void all active/pending bonuses. Excluded Skrill and Neteller deposits Full Terms Apply. 18+ | Begambleaware.org | Play Responsibly. #AD

18+ New UK Customers Only. Bet £10+ on any sportsbook markets at odds of evens (2.00) or greater. No cash out. Get 50% back of your first day’s losses (from first bet settlement until 23:59) as a Free Bet up to £25, valid for 7 days. Min. 3 bets on different events required, with 2 bets being at least 50% of your largest stake.

18+ / UK Only. Cashback offers are available to all registered players at All British Casino.. Cashback is calculated from the first completed deposit; all future deposits will be added to the counter and all future withdrawals will be deducted from the cashback total. Cashback is available for activation 24 hours after the first completed deposit, given that all deposits have been lost and there is no pending withdrawal. BeGambleAware / Full T&C’s Apply

Min Dep. £10. 3x£10 free bets on eligible games and markets, winnings can be withdrawn. T&Cs apply

New customers only. Place a min £20 cash bet at odds 2.00+ to qualify. Build-A-Bet / Bet Builder bets do not qualify. Max reward: one £10 In-Play Free Bet and one £10 Bet Builder Free Bet. In-Play Free Bet min odds 2.0 (1/1). Bet Builder Free Bet min odds 3.0 (2/1). Free Bets expire 7 days after credit. 18+. Full T&Cs apply.

New members only. £10+ bet on sportsbook (ex. virtuals) at 1.5 min odds, settled within 14 days. Free Bets: accept in 7 days, valid 7 days on sportsbook only. 2x£5 Free Bets for Bet Builder only. Stake not returned. Full T&Cs apply. www.begambleaware.org #ad / 18+.

New Players Only. Min £20 qualifying bets, stake not returned. Free bet – one-time stake of £40, min odds 1.7, stake not returned. 1X wager the winnings. Wager from real balance first. Wager calculated on bonus bets only. Max conversion: £200. Valid for 7 Days from receipt. Min Deposit £20 required. Withdrawal requests void all active/pending bonuses. Excluded Skrill and Neteller deposits. Full Terms apply

18+. Play Safe. Online only. Ends 31.12.26. New UK customers only, registering with promo code S30. Make your first deposit of £10+, then place a £10 single bet from main balance at odds of EVS+ on any sports market (excluding Virtuals). Get £30 in Free Bets (3x£10) after settlement. Free Bets valid on any sports market excl. Virtuals, expire in 7 days, non-withdrawable and must be used in full (£10 each). Deposits via PayPal, Neosurf, Paysafe, Apple Pay, NETELLER, Skrill, ecoPayz, Kalibra/Postpay and WH PLUS Card excluded. One per customer. Full T&Cs apply.

New Players Only. Min £10 qualifying bets, stake not returned. Free bet – one-time stake of £10, min odds 1.5, stake not returned. 1X wager the winnings. Wager calculated on bonus bets only. Max conversion: £200. Free bets and Bonuses are valid for 7 days. Limited to 1 sport & 5 casino brands within the network. Withdrawal requests void all active/pending bonuses. Excluded Skrill and Neteller deposits. Full Terms apply.

£30 awarded as 3 sport-specific free bets (£10 each): Horse Racing · Football Acca · Basketball/Tennis ACCA. Free bets are non-withdrawable. Max payout £40 per free bet. Restrictions apply. 18+. BeGambleAware.org

New 18+ UK Customers only. This offer is for new customers only and is available once per household. Max. Bet token amount £10. Minimum Deposit and wagering on sport to activate the Bet token is £10. Void/cancelled or cashed out bets do not count towards wagering to activate the Bet token. [A further list of the types of play which are prohibited in this promotion is included in our Bonus Policy.] Offer valid only to customers making a first deposit of £10 or more and make a qualifying bet in accordance with the Bet token Specific Terms and Conditions.

GambleAware.org. 18+. Play Responsibly. New customers only. 100% Bonus up to £100. Min deposit £20. Wager 10x at min odds 1.7 within 30 days. Wagering only with bonus funds. Max transferable winnings after wagering: £1000. T&Cs Apply.

18+. Rep. of Ireland customers only. Opt in required. Min deposit & min stake €10 at odds of Evens(2.00) or greater. FB applied on settlement of 1st qualifying bet. €50 in free bets (FB) as 5x €10 free bets. FB must be placed at odds of Evens or greater(2.00), stake not included in winnings. FBs valid for 7 days, 1x sports welcome

18+ | New customers only | UK & eligible countries | Min deposit £10 | Place £10 bet at odds 2.00+ to receive £10 Bet Token | Bet Token valid for 14 days | Min odds 1.80 required | Single bets only | Winnings from Bet Token are withdrawable with no wagering | Cashout bets excluded | One Bet Token per user | Full T&Cs apply | gambleaware.org

New customer offer – place a minimum of £10 on our sportsbook and win or lose we will give you a FREE £20 BET. Your first bet must contain at least one selection with odds of evens (2.00) or greater. See website for full terms and conditions.

50% of 1st day sportsbook net losses paid as free bets, up to £25. Min 3 x £10+ bets on separate events. Bets must settle on first day betting. New customers only. | T&C’s Apply

Promo code: LM10 | Play responsibly | www.begambleaware.org | first deposit only | £10 min deposit | qualifying bet: min £10, on any acca or bet builder (2+ selections) with min odds 6/4 (2.5) on selected sports | £10 free bet: 2+ leg acca or bet builder (2+ selections), min odds 6/4 (2.5) | 7-day expiry | T&Cs apply

Available to verified UK customers only. Bet £20+ and get a £20 Free Bet if your first bet loses. T&Cs apply

Register an account and deposit £10+ using Visa/Mastercard. Get your stake back as a free bet, up to a maximum of £30, on your first qualifying acca to be settled as a loss. Qualifying accas each need to be a stake of £10+, 3+ legs, odds of 4/1 or greater and settled within your first 7 days. Each customer will be eligible for a maximum of 1 x free bet with this promotion.

Place five £10+ bets at odds of 2.0+ within seven days of registration to receive a £10 free bet. T&Cs Apply

New UK customers only. Min Stake: £5. Maximum Free Bet: £30. First bet on a Football, Horse Racing, Tennis, Cricket or Basketball multiple with 3+ selections. Overall odds: 3.00 (2/1) or higher. Free Bets available upon settlement of the qualifying bet. Earn a £30 Uber Eats Voucher on successful Acca qualification. Debit Card deposit only (exclusions apply). This offer is valid 7 days from the new account being registered. 18+. gambleaware.org. Bet the Responsible Way. Full Terms apply.

If your bets lose on your first day, BetGoodwin will refund 50% of your net losses as a free bet, up to £25. This promotion provides insurance for new customers, giving them another chance to play without extra risk.

New customers only, aged 18+. Min deposit £10. Place a £50 bet on any sport at odds of Evens (2.0) or greater to qualify for three free bets on settlement: £10 on Football, £10 on Greyhounds and £5 on Virtual Sports, plus 10 Free Spins on Reel King. Free Bet & Spins expire in 7 days. Additional T&Cs apply. Please bet responsibly.

New cust only, Deposit & Place a Bet within 7 days, and settle a £10 minimum bet at odds of 4/5 (1.8) or greater, to be credited with 3x £10 free bets: 1 x £10 Horse racing, 1 x £10 Free Bet Builder and 1 x £10 Football. 7 day expiry. Stake not returned. Opt-in required. 18+. T&C’s Apply.

New customers only. 7 days to place qualifying bet of £10+ at 1/1 (2.0) to receive 4 x £10 Free Bets: 1 x £10 Acca, 1 x £10 Horse Racing, 1 x £10 Football, 1 x £10 Bet Builder. 7 day expiry. Exclusions apply. Stake not returned. 18+. Full T&Cs apply.

New online 888sport customers in the UK and Ireland, excluding re-registered customers. Valid from 15/01/2024. Min Deposit £/€10 with code 30FXS. Qualifying bet ‘real money’ stake of £/€10+, odds 1/2 (1.5)+. Free bet consists of 3x £/€10 horseracing, 1x £/€10 football, 1x £/€10 in-play, which will be credited upon qualifying bet settlement and must be used entirely before expiration in 7 days. No cashing out, each way bet, permutations or combining with ‘real money’ stakes. Payment restrictions apply. Full T&Cs apply.

18+ Eligible UK+IRE players. Paypal & some deposit & bet types excl. Min first £5 bet within 14 days of account reg at min odds ½ = 1 x £20 free bet. Free bet valid for 7 days, stake not returned. No cash-out, restrictions & T&Cs apply.

New UK customers. Min £10 first deposit. Place a bet of £10 at min odds of 2.0 and get £40 in Free Bets. Free bets are credited upon settlement of qualifying bets. 18+. BeGambleAware.org. Full T&Cs apply.

New reg only. Claim by placing a min deposit £10 via ‘My Offers’ page within 30 days. 7 days to stake max £10 in-play, min odds 1/1 (2.0). Max. extra winnings £100. Once claimed, 30-day expiry. Cashed out, System & EW bets do not qualify. Other Promotional Play Restrictions Apply. T&Cs apply. 18+.

Place a £50 qualifying bet on sports and receive a £25 free bet. The free bet can be used on selected markets and provides extra value for higher-stakes customers.

New customers deposit and place a £10 qualifying bet (single or accumulator) at minimum odds of 1/2 (1.50) and receive £20 in free bets as 4 × £5 tokens (1 each for Football, Racing, Tennis & any sport); free bets expire in 7 days.

New UK customers (Excluding NI) only. Mobile Exclusive. £30 in FREE Bets (FB) as £20 in sports bets & a £10 casino bonus (CB). Min Deposit £10. Min stake £10. Min odds Evs. FB applied on 1st settlement of any qualifying bet. FB 7-day expiry. 1 FB offer per customer, household & IP address only. Account & Payment restrictions. 14 days to accept £10 CB, then active for 3 days. CB 5x wagering & max redeemable £100. Game restrictions apply. Cashed out/Free Bets won’t apply. 30 days to qualify. 18+. T&Cs apply.

Place a Single or Accumulator (2+ selections) bet with at least a £10 stake and 1.9 or greater odds. Please note that the qualifying bet must be settled within 7 days of sign-up. Otherwise, you will not be eligible for the BET 10 GET 50 offer. To unlock the offer complete your first deposit using your Instant bank payment. Full T&Cs Apply.