THE MARCHENHOLM INDEX · APRIL 2026

This month's leaders.

Ten UK-licensed bookmakers scored on eight pillars. Updated monthly.

#1 bet365 88/ 100

Market-defining range and live leader.

#2 William Hill 84/ 100

Tightest odds margin in the April sample.

#3 SkyBet 83/ 100

Cleanest mobile product tested this quarter.

#4 Paddy Power 79/ 100

Horse-racing specialism still intact.

#5 Betfair 77/ 100

Exchange remains genuinely distinctive.

See the full index →

OPERATORS COVERED · APRIL 2026

Ten UKGC-licensed bookmakers, verified and scored.

Every operator below holds a live UK Gambling Commission operating licence, verified against the UKGC public register. Test accounts are opened from UK IP addresses and funded from Marchenholm Publishing Ltd's own business current account. Three performance pillars are re-audited on the first week of every month; the remaining five are re-scored at least once a quarter. Licence numbers and holder names are published inline on every scorecard.

bet365 88 / 100 UKGC 039011-R-319371-001 William Hill 84 / 100 UKGC 000-038898 SkyBet 83 / 100 UKGC 000-039011 Paddy Power 79 / 100 UKGC 000-039099 Betfair 77 / 100 UKGC 000-039099 Unibet 76 / 100 UKGC 000-039408 Ladbrokes 73 / 100 UKGC 000-001549 Coral 72 / 100 UKGC 000-001549 Betway 71 / 100 UKGC 000-039225 Betfred 64 / 100 UKGC 000-039612

Licences verified against the UKGC public register. Last cycle tested: 14 April 2026.

THE INDEX

What we measure.

Eight pillars, each scored 0–100, weighted to a single overall score. Each pillar is defined by two to four sub-measurements published on /methodology/.

ODDS 15% Margin over fair odds on a 20-market Premier-League basket. MARKETS 12% Count of sports and markets within football and horse racing. LIVE 14% Measured latency against broadcast; streaming breadth; in-play depth. MOBILE 12% App Store + Play Store rating, crashes per 100 sessions, feature parity. PAYMENTS 14% Measured withdrawal time to UK bank; breadth of methods. SUPPORT 10% Chat, phone and email first-response times; resolution quality. RG TOOLS 12% Deposit limits, loss limits, time-outs, self-exclusion, GAMSTOP. SECURITY 11% 2FA availability, public breach history, measured KYC turnaround.

Full methodology →

BEST FOR

The current leaders by pillar.

BEST ODDS

William Hill

90/ 100

3.9% average margin on 20-market Premier-League sample.

See William Hill's scorecard →

BEST MOBILE

SkyBet

92/ 100

Fewest crashes; best App Store rating in sample.

See SkyBet's scorecard →

FASTEST PAYMENTS

bet365

94/ 100

2h 04m average to UK bank.

See bet365's scorecard →

See all eight leaders →

MONTHLY AUDIT · APRIL 2026

Three metrics, re-tested on the first week of every month.

Withdrawal speed — bet365 2h 04m (▼ 12m from previous), William Hill 3h 47m (▼ 9m), Paddy Power 5h 58m (▲ 18m).

Support latency — Median chat first-response: bet365 2m 40s, SkyBet 3m 10s, Ladbrokes 4m 55s.

App stability (iOS) — Crashes per 100 sessions: bet365 0.3, SkyBet 0.4, William Hill 0.7.

Full audit dataset →

COMPARE

Put two bookmakers side by side.

Bookmaker A

Bookmaker B

WELCOME OFFERS · VERIFIED WEEKLY

Current offers at ten UK-licensed bookmakers.

bet365 £30 in free bets. Min £5 deposit. Min odds 1.5. 7-day expiry. T&Cs. → Visit bet365

William Hill £40 in free bets. Min £10 deposit. Min odds 1/2 (1.5). 14-day expiry. T&Cs. → Visit William Hill

SkyBet £30 in free bets when you bet £10 on football. Min £5 deposit. Qualifying odds 1.5. T&Cs. → Visit SkyBet

Paddy Power £20 in free bets. Min £10 deposit. Qualifying bet odds 2.0+. T&Cs. → Visit Paddy Power

Betfair £30 bonus — 5 × £6 free bets. Min £10 deposit. 7-day expiry. T&Cs. → Visit Betfair

Unibet £40 money-back as free bet. Min £10 deposit. Qualifying odds 1.5. T&Cs. → Visit Unibet

Ladbrokes £20 in free bets when you stake £5. Min odds 1/2 (1.5). T&Cs. → Visit Ladbrokes

Coral £20 in free bets when you stake £5. Min odds 1/2 (1.5). T&Cs. → Visit Coral

Betway £30 free bet. Min £10 deposit. Qualifying odds 1.75. T&Cs. → Visit Betway

Betfred Bet £10 get £40 in free bets. Min £10 deposit. Qualifying bet odds 2.0+. T&Cs. → Visit Betfred

Bonuses change frequently. We verify every Friday. 18+ | BeGambleAware.org | T&Cs apply at the operator's site.

Dedicated offers page →

METHODOLOGY

Eight pillars, measured in labs and from UK IP addresses.

Every pillar is scored 0–100 against a defined reference. Pillar scores are weighted to produce an integer Overall. Every sub-measurement is published in full.

Read the full methodology →

DISCLOSURE

Marchenholm Publishing Ltd earns affiliate commissions on some operator links. Commercial arrangements do not influence pillar scores. Read the full disclosure →

18+ only. If betting has stopped being fun, free confidential help is available. GamCare — 0808 8020 133 (24/7). BeGambleAware.org. GAMSTOP for self-exclusion. Tools and help →