18+ UK only—gamble responsibly; support: 0808 8020 133 or BeGambleAware.org

2025 Guide to UK-Licensed Online Betting Sites

zontriva.co.uk provides an independent overview of online betting operators licensed and regulated by the UK Gambling Commission (UKGC) for customers in Great Britain. Platforms are highlighted using objective criteria including regulatory compliance, player protection and security, product quality, and customer support—zontriva.co.uk is an information site and does not offer gambling services.

Best pick for June
1
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9.9
Votes: 2642

100% Up To £100 + 10 Free Spins

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2
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9.8
Votes: 1980

100% Up To £200 + 200 Free Spins

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3
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9.7
Votes: 1171

150% Up To £150 + 50 Free Spins

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4
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9.6
Votes: 1388

100% Up To £100 + 100 Free Spins

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A Regulated Framework for Safer Betting (Great Britain)

In Great Britain, online sports betting and casinos are licensed and regulated by the Gambling Commission (UKGC). Only authorised operators may offer services, and they must meet strict standards on fairness, player protection, anti-money-laundering, data security and responsible-gambling tools (e.g., deposit limits, time-outs and self-exclusion via GAMSTOP).

Betting is a common leisure activity around football, horse racing and tennis, but it should be treated as entertainment, not a way to solve money problems. 18+ GB only. Set limits and keep control; if you need help, contact the National Gambling Helpline on 0808 8020 133 (free, 24/7) or visit BeGambleAware.org.

Promotions Come with Conditions

Licensed operators may advertise welcome bonuses or free-bet offers, but UK rules require clear, significant terms—check eligibility, deposit and wagering requirements, caps and time limits before taking part. Marketing must comply with CAP/ASA guidance, identity and affordability checks may apply, and credit cards are prohibited for gambling in Great Britain.

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