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William Hill Online sister sites

William Hill Online has no sister sites in the UK. Its operator, WHG (International) Limited, holds Gambling Commission account 39225 and runs no other UK-licensed brand on the register.

Last reviewed 12 Oct 2026
Top offers for William Hill Online players
Mr Vegas
100% up to £200 + 100 Free Spins
Claim offer
Terms apply
New customers only. Min deposit £20; 35× wagering on bonus; Free Spins on selected slots. 18+. Full T&Cs apply. BeGambleAware.org.
All British Casino
100% up to £100 Welcome Bonus
Claim offer
Terms apply
New customers only. Min deposit £20; 45× wagering on bonus funds before withdrawal. 18+. Full T&Cs apply. BeGambleAware.org.
Duelz
100% up to £100 + 100 Free Spins
Claim offer
Terms apply
New customers only. Min deposit £10; 30× wagering; spins on selected slots. 18+. Full T&Cs apply. BeGambleAware.org.
Midnite
Wager £20, Get 100 Free Spins
Claim offer
Terms apply
New customers only. Free spins are valued at 10p and valid for 7 days. Further T&Cs apply.

Closest alternatives

Most similar first
UK-licensed sites on other licences, closest to William Hill Online first: the same type of games and a similar Player Score.
45/100

Player Score: our 0–100 rating from thousands of player reviews on trusted review sites and official app stores. Unhappy players post more often, so we adjust for that. Poor is under 40, mixed 40–59, good 60–74, great 75 and up. Scores marked est. are estimates for newer sites: their own reviews so far, blended with the scores of their sister sites (same company, same payments and support). How we score

LadbrokesSportsbook & casino
45/100
Bet £5, get £30
Terms apply
18+ T&Cs apply. Min odds/stake/time limits; payment exclusions may apply.
NrgCasino
52/100
Bet £20, get 100 free spins
Terms apply
18+ New customers only. Wager £20 or more on Midnite Casino within 14 days of sign-up. Get 100 Free Spins to use on selected games, valued at 10p and valid for 7 days. T&Cs apply. BeGambleAware.org
bet365Sportsbook & casino
31/100
Bet £10, get £30 in free bets
Terms apply
Deposit required. Free Bets available on qualifying bet settlement. Min odds, bet & payment exclusions apply. T&Cs and time limits apply.
UnibetCasino & sportsbook
73/100
Bet £20 on sports, get £40 in free bets
Terms apply
New GB customers only must opt in, deposit and bet £20+ on sports at min odds of 2.0+ (1/1) within 7 days using debit card or instant bank transfer to receive £40 in free bets which expire within 7 days of issue, 18+, geographical restrictions and T&Cs apply.
888Casino & sportsbook
59/100
Deposit and stake £10+, get 100% slots bonus up to £100
Terms apply
New 888casino UK customers (GBP accounts only); first-time deposit of £10+, stake it on selected Slots within 48 hours for 100% bonus equal to deposit up to £100; claim via pop-up/My Account within 48 hours; bonus wagered 10x on selected Slots within 90 days of credit using bonus funds only (and only once main cash balance is £0); winnings capped at £100, one per player; ends 23:59:59 (UK time) on 31.03.26.
Monopoly CasinoCasino & sportsbook
37/100
Deposit and play £10, get 30 free spins
Terms apply
*18+. New UK members only, must opt in. Not valid with other Welcome Offers. Min £10 deposit & £10 wager (slots, selected). 30 Play'n'go Home Run Derby! Free Spins on MONOPOLY Grand Hotel. Wager 40x to keep Play Responsibly. Gamblaware.org. 18+.
46/100
William Hill Online reviewPlayer Score, what players say and what we checked

William Hill Online's trail

From the Gambling Commission register, checked Oct 2026.

William Hill Online sister sites FAQ

Who owns William Hill Online?

Its operator is WHG (International) Limited. The Gambling Commission lists the company under account 39225.

Does William Hill Online have sister sites?

It does not. WHG (International) Limited has no other UK-licensed site on the Gambling Commission register. Ladbrokes, Nrg and bet365 head the list of closest alternatives, along with 3 more.