Best Betting Sites with Free Bets in UK (2026) – Top Offers & Promotions

Bet Builders are considered to be one bet or set of odds per game, meaning that the odds of the Bet Builder must add up to minimum odds of Evens 1/1 (2.0).

• Acca insurance refunds your stake as a free bet if one leg of an accumulator loses.
• Each-way extra promotions boost place terms on selected horse races for free.
• Best odds guaranteed on UK and Irish horse racing is a standard free feature.
• Extra place offers on golf majors provide each-way payouts on more players.
• Early payout promotions on football mean you get paid if your team goes 2 goals ahead.
• Free "Request a Bet" services let you ask for custom markets.
• Price promise features match competitor odds on certain events.

Qualifying bet excludes virtual sports, esports and non-UK/IE horse racing.

Betfred Insights

Wagering on the following Slots will contribute 70% towards the wagering requirements: Blood Suckers, Dead or Alive. Wagering on the following game will contribute 10% towards the wagering requirements: Dream Catcher, Mega Ball, First Person Deal or No bet sports betting odds comparison site Deal, Mount Cash, Flippin Awesome Shields of Asgard. Wagering on the following Slots have a 0% contribution to the wagering requirement: 1429 Uncharted Seas, Jackpot 6000, Book of 99, The Wishmaster, Diamonds & Rubies, Sunken Treasure, Slingo Cascade, Slingo Xxxtreme, Slingo Showdown, Slingo Who Wants to Be A Millionaire, Tutan's Treasure, Marching Legions, Classic Fruits, Money Cart 2, Money Cart, Slingo Bells, Epic Ape, Piggy Smash, FlyX Cash Turbo, First Person HiLo, Pearl o' Plinko, Jacks or Better Power Poker, Aces and Faces Power Poker, Double Double Bonus Power Poker, Plinko Go, Classic Blackjack Side Bet Suite, Classic Blackjack with Picture-Perfect Bonus, Classic Blackjack with Ten-20, Plinko Dare2Win, Pearl o' Plinko - Fire & Bones. Bonus funds are excluded from the wagering requirement. You may only progress wagering for one active bonus at a time, if you have more than one active bonus, wagering will be progressed in the order in which the offers were claimed and any subsequent bonuses will become active once the first is completed or expired.

17. Betfair

The Free Spins will be available in your Account once the wagering requirement is met and will be indicated by a gift symbol at the top of the screen. The Free Spins will be visible and can be used the next time Big Bass Splash is opened. The Free Spins are available on Big Bass Splash only, they cannot be transferred to any other game. The Free Spins are valued at 10p per spin. There is no wagering requirement attached to the Free Spins. Free Bets, Profit Boosts and Odds Boosts do not qualify towards the Sports Welcome Offer.

Is there an expiration date for your free bet?

Select the Casino Welcome Offer during registration which will be visible in the ‘promotions page’ in your Account immediately. The Casino Welcome Offer is a package including Free Spins (once the wagering requirement is met) upon making 1 eligible deposit within the first 7 days from registration. If you claim the offer and do not make an eligible deposit (i.e., less than £10.00), the offer will not be available again. Should you deposit more than £10.00 the reward will not increase and you will receive 200 Free Spins. Make your eligible deposit via the ‘promotions page’ on your Account and wager 1x to receive the Free Spins.

Party Casino

£10.00 or more = receive 200 Wager-Free Spins. Once the eligible deposit is made, you have 7 days to complete the wagering requirement, before the offer will expire. You may make and wager more than one deposit in order to contribute to the wagering requirement of this offer. Games contribute toward the wagering requirement in the following way: Slots, Instants and Slingo - 100% (except for the below). Slots, Instants and Slingo - 100% (except for the below). Void, cashed out, or partially cashed out and/or multiples bets do not qualify for the Sports Welcome Offer.

• Free in-play betting tips are available on live events via operator blogs.
• Cash-out features allow you to settle bets early, often with a partial free bet if activated by promotion.
• Some betting apps offer free live-score services and match trackers.
• Bet builders for football let you combine selections into a single bet for free.
• Watch & Bet services stream events live when you place a bet of a minimum value.

The Sports Welcome Offer cannot be used in conjunction with any other offers. Once your qualifying bet settles, your 4 x £10 Free Bets (on any event/market) will be automatically credited to your Account as follows: 2 x £10 Free Bets on Bet Builders (min odds 3/1 (4.0)) You must select the Free Bets via the checkbox on the betslip after selecting the qualifying markets.

Can you withdraw free bets?

There is no wagering requirement attached to any winnings from the Free Spins, and winnings will be instantly credited to your Account. Free Spins will expire within 3 days of being credited to your Account. Withdrawals of your real money balance can be made without forfeiting your reward. The Sports Welcome Offer is run by LeoVegas Gaming plc, licensed operator of the BetMGM website located at and/or mobile applications that we own or operate using the same brand (‘BetMGM’). The Sports Welcome Offer will run until terminated at BetMGM’s sole discretion.

Bet £10 Get £10 in Free Bets

BetMGM further reserves the right to suspend or modify the rules or format of the Sports Welcome Offer where a change or withdrawal is required due to any change in law or regulation; or by giving you prior notice, if the change or cancellation is required for any other valid reason (for example, if there is a fault in the software or systems used to manage the promotion, or if a mistake is identified). We can suspend, withdraw, or amend the terms of a promotion from time to time (e.g., to comply with applicable laws and regulations; as a result of a fault, mistake or error being identified (whether technical, human or otherwise); and/or where necessary to prevent fraud or other Prohibited Practices (as defined in clause 10 of our General Terms, except if you have already opted in to this promotion or made a deposit in expectation of receipt of a Free Bet pursuant to this promotion, any such suspension, withdrawal or amendment will not apply to you or your participation in the promotion. We take care to ensure our competitions and promotions run as intended. However, in the event of an error, including but not limited to human error, miscommunication, or technical issue, we reserve the right to correct the error and, where appropriate, withdraw or amend any prize notification or issuance, or make any other amendments, corrections, withdrawals or changes as required to rectify any error. The Sports Welcome Offer is open to new players on BetMGM. Should any of the Free Bets remain unused after 7 days they will automatically expire and no longer be available for use in your Account. The Free Bet amount will not be included in any winnings received as a result of the Free Bet.

UK Betting Sites at a Glance

Read through the steps for the Welcome Offer you’ve selected and follow the instructions to qualify. 1.3.The Casino Welcome Offer is run by LeoVegas Gaming plc, licensed operator of the BetMGM website located at and/or mobile applications that we own or operate using the same brand (‘BetMGM’). Please see the footer for further information. The Casino Welcome Offer will run until terminated at BetMGM’s sole discretion. BetMGM further reserves the right to suspend or modify the rules or format of the Casino Welcome Offer where a change or withdrawal is required due to any change in law or regulation; or by giving you prior notice, if the change or cancellation is required for any other valid reason (for example, if there is a fault in the software or systems used to manage the promotion, or if a mistake is identified).

PricedUp - Bet £40, Get £20 in Free Bets

The Casino Welcome Offer is open to new players on BetMGM. You must be over 18 years of age and have and maintain a valid account with BetMGM to participate (‘your Account’). The Casino Welcome Offer is not available to employees, agents, partners or consultants of BetMGM, its corporate group or affiliated companies. For your eligibility to the Casino Welcome Offer to remain valid, your Account must comply with the GTC’s. If your Account or you breach(es) the GTC’s or T&C’s, your eligibility in the Casino Welcome Offer will automatically be voided. BetMGM further reserves the right to suspend or modify the rules or format of this offer where a change or withdrawal is required due to any change in law or regulation; or by giving you prior notice, if the change or cancellation is required for any other valid reason (for example, if there is a fault in the software or systems used to manage the promotion, or if a mistake is identified).

• Always check the qualifying bet requirements, known as wagering requirements.
• Free bets often have a time limit, typically 7 to 30 days to use them.
• The stake is usually not returned with winnings from a free bet.
• Minimum odds restrictions frequently apply to qualifying bets for bonuses.
• Geolocation must be verified to confirm you are within the UK.

Many betting sites and apps offer free incentives.

These can include things like free spins or bonus money when you open a new account. For more information around offers and bonuses, you can read the the Competition and Markets Authority's (CMA) guidance for online gambling promotions (opens in new tab).

What Are Free Bets & How Do They Work?

The Sports Welcome Offer is not available to employees, agents, partners or consultants of BetMGM, its corporate group or affiliated companies. For your eligibility to the Sports Welcome Offer to remain valid, your Account must comply with the GTCs. If your Account or you breach(es) the GTCs or T&Cs, your eligibility in the Sports Welcome Offer will automatically be voided. You must select the promotion on your Account when signing up, and place a Qualifying Bet (as defined below) of at least £10 within 7 days of registration. To qualify and remain eligible for the Sports Welcome Offer, the bet must meet the following criteria (‘Qualifying Bet’): Minimum odds of Evens 1/1 (2.0) and any each-way bet must have a £10 stake each-way (meaning £20 in total). Before accepting any offers, there are some things you should check.

UK Bookies with the Best Current Offers

Here are some of the best online slots you can play at BetMGM UK: We have plenty of games to experience: We don’t just do game shows… We do live game shows like Crazy Time Live and Snakes and Ladders Live. Supersized Jackpot: Chance to win one of four unique prize pots across hundreds of your favourite slots with MGM Millions. World-Class Promotions: Welcome offers, Golden promotions, Golden Goals, BetMGM Spin&Win and many more. UK Sportsbook: Bet builders, accumulators, pre-match and in-play on thousands of sporting events/markets. MGM Exclusives: Unforgettable games brought to you by BetMGM UK.

8. BOYLE Sports

Everything from online roulette to online slots, table games and much more. Las Vegas Entertainment: Every spin and every win from the most entertaining place on earth. Responsible Gambling: A wide range of tools to help you play safe and a customer support team available 24/7. New customers have the choice of two awesome Welcome Offers: Sports Welcome Offer: Bet £10 Get £40 in Free Bets Casino Welcome Offer: 200 Free Spins on Big Bass Splash when you play £10 Register for an account, input your information. Select a Sports or Casino Welcome Offer.