Discover all the latest Smarkets sign up offers, free bets and promotions. Find out more about how to claim the Smarkets bonuses for new UK players and the reasons you should sign up with this bookmaker.
Smarkets Betting Offers & Promotions October 2026

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Founded in 2008, Smarkets is a UK-based betting exchange that allows its players to place and lay bets against one another in a range of sports markets, as well as other markets such as politics, current affairs, and TV.

On Smarkets Exchange, users of the website place bets against each other, and the exchange takes a percentage commission on any winning bets.
Smarkets Sign Up Offer: Get a £20 Cash Refund or Enjoy Trading with 0% Commission
Smarkets promo codes are popular among new betting exchange customers. If you are exploring welcome betting bonuses, the current code is SMK20, which you should use when registering as a new customer. This unlocks the £20 new player offer.
Get £20 cash refund on losses
If you choose the ‘£20 cash refund on losses’ option:
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Enter code SMK20 in the promo code field during registration.
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You must deposit at least the qualifying deposit of £10 in a single amount with your first deposit to be eligible.
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Once the bonus is active, losses will be refunded in cash up to £20.
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Unused cash refund expires after seven days of being credited to a user account and will be removed after this period.
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The £20 cash refund promo option is only open to new users making their first deposit by debit card or instant banking.
Users making their first deposit by Skrill, Neteller, PayPal, Trustly or a virtual/prepaid card will not qualify for the £20 cash refund promo option. Please note that this includes virtual Monzo cards and first deposits made by this method will not qualify for the Welcome offer.
0% commission for 60 days from first deposit

If you choose this promo offer:
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Enter code COMMFREE in the promo code field during registration.
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Make a first deposit of at least £10 (or currency equivalent).
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Eligible customers will be able to enjoy trading with a commission rate of 0% on all bets that settle within 60 days from the first deposit.
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This will be applied to all bets that settle while the promotional commission rate is active on their account.
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Any bets which settle after the expiry of the eligibility period will settle at standard commission rates.
Frequently Asked Questions
Smarkets is a betting exchange offering you a modern, fairer way to bet and trade on sports, politics and current affairs. If you usually prefer accumulator betting platforms, keep in mind that Smarkets is built around exchange trading rather than acca-led promotions. If you usually look for Free Bets offers, it is worth noting that Smarkets focuses more on exchange value than traditional bookmaker promos.
Smarkets has been operating since 2008 and is licensed and regulated by the Malta Gaming Authority. So their services are legal and highly secure.
Smarkets is an award-winning, product-led, sports betting company headquartered in London that processes billions of pounds in traded volume each year.
Smarkets is governed by the gambling laws in the UK, meaning you have to be over the age of 18 and also have a UK residence to legally use the site.
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