UK betting sites with a welcome bonus 2025
Our UK betting sites with a welcome bonus list currently shows 11 fully licensed and regulated bookmakers offering the a welcome bonus betting feature at their website.
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William Hill
Key features
William Hill is by far one of the UK’s leading sports betting sites, renowned for its history in bookmaking. Offers an excellent online betting service with some of the best features in the industry, along with attractive promotions for both new and existing customers.
✓ License no. 39225
BetMGM
Key features
This mega gambling brand from the US is making big moves here in the UK, new users can get £10 in free bets!
✓ License no. 39198
Swifty Sports
Key features
Swifty Sports is a brand new addition to our list of UK betting websites and offers an easy to claim £20 free bet for new customers!
✓ License no. 58957
Betway
Key features
Betway is a huge global betting brand, renowned for their sports betting products and sponsorships that include West Ham United. New customers can get a £30 free bet!
✓ License no. 39372
AK Bets
Key features
AK Bets has some great daily betting offers along with some of the best odds you will find for the biggest sporting events! AK Bets now operates on a brand new UKGC license.
✓ License no. 66030
BetTOM
Key features
Newly launched in May 2025, BetTOM is the latest addition to our list of UK betting sites! New customers of BetTOM can enjoy a £25 free bet + 10 free spins on Big Bass Splash slots!
✓ License no. 64959
10bet
Key features
Superb betting website powered by Playtech with a 100% up to £50
welcome bonus for all new customer betting accounts!
✓ License no. 43173
Bet365
Key features
One of the worlds best betting companies that offers everything you need and more to place bets and new customers get £30 in free bets!
✓ License no. 55148
BresBet
Key features
✓ License no. 65252
BoyleSports
Key features
Esteemed bookmaker operating in the UK and Ireland since 1982, provides a robust online platform specialising in horse racing, football, and a diverse array of other sports.
✓ License no. 39469
Ken Howells
Key features
Ken Howells now offer their brand new online betting website in the UK. New users can claim a £25 free bet, try Ken Howells to enjoy an excellent betting service today!
✓ License no. 422