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SBK Sign-Up Offer | Bet £20 & Get £40 in Free Bets

Jamie Shaw in Betting Offers 03 Jun 2026
SBK new customer offer (18+)

SBK are offering new customers £40 in free bets when signing up and placing a £20 qualifying bet.

SBK is a UK‑licensed online sportsbook operated by the team behind the Smarkets exchange, blending competitive pricing with a modern, mobile‑first betting experience. From its app‑only platform, SBK offers a broad range of sports markets, including darts, football, horse racing, tennis, cricket, and many international competitions, with both pre‑match and in‑play betting supported. The sportsbook’s pricing often benefits from Smarkets’ low‑margin approach, which aims to deliver sharper odds compared with many traditional bookmakers, helping bettors get more value on primary markets.

A notable feature of SBK is its new‑customer welcome offer, which typically rewards users who sign up, deposit a minimum amount (usually £10), and place a qualifying bet with free bet tokens totalling a significant value once the initial wager settles. These free bets are distributed over time and can be used across different markets, giving newcomers a chance to explore the platform with added value. Promotions for existing customers, such as accumulator boosts and event‑specific deals, are also rolled out periodically, especially around major sports events.

The SBK app is clean, intuitive, and designed for quick navigation, making it easy to find markets, check odds and place wagers. Live betting is supported with regularly updated markets, although some features that other operators offer — such as live streaming — may be limited or absent. Payment options cover standard methods like debit cards and e‑wallets, with deposits and withdrawals typically straightforward, though speed can depend on the method chosen.

User feedback is mixed, with many bettors praising the app’s usability, strong pricing and welcome offers, while others highlight issues such as slower customer support response times and occasional frustrations with account handling. Some reviews also suggest variability in odds depth for niche markets compared with larger rivals.

New customers at SBK can unlock the £40 free bets offer by signing up through the link provided and placing a first bet of £20 or more at odds of 2/1 (3.0) or greater.

SBK Sign-Up Offer: Bet £20 & Get £40 Free Bets

How to claim:

  1. Go to SBK via this special link
  2. Select ‘Register’ and enter your details (18+)
  3. Make a deposit and place a first sports bet of £20 or more at 2/1 (3.0) or greater
  4. You will be credited with £40 in Free Bets within 48 hours of the qualifying bet settlement

Key Terms & Conditions

#AD 18+ New UK customers. Min £10 first deposit. Place a bet of £20 at min odds of 3.0 and get £40 in Free Bets within 48 hours. Restrictions apply. Full T&Cs apply, 18+. GambleAware.org