400% Casino Bonus UK
Most casinos grant bonuses. Generous gambling sites multiply a player’s deposit by up to 100%, effectively doubling it. However, a few top-rated casinos in the UK grant a whopping 400% casino bonus. That’s right, the operator multiplies a player’s deposit by four.
Better yet, we know exactly where to find them. Our experts have researched a list of legit casinos that grant these attractive offers. Discover the top 400% deposit bonus promotions and how to claim them today!
Top 400% Deposit Bonus Promotions
1 Cosmobet | Up to 400% Bonus + 1 000 Free Spins Min Dep €/£20 Wager x30 *Terms & Conditions | |
2 | 100% up to £150 + 50 FS Min Dep £10 Wager x50 *Terms & Conditions | 18+. New UK customers only. Opt in required. Bonus can be claimed only once. Minimum required deposit = £10. Maximum bonus = £150. Bonus money wager = 40x before bonus funds or associated winnings can be withdrawn. Bonus spins wager = 50x before bonus funds or associated winnings can be withdrawn. 50 bonus spins will be credited automatically, if bonus was activated and first deposit was made within 48 hours of registration. Welcome Spins must be used within 24 hours of crediting. Maximum bet = £5 per bet/spin when wagering with bonus money. General T&C and General Promotion Terms apply. Play responsibly. Customers who are displaying indicators of harm (at our sole discretion) are not eligible for any bonuses or promotions. |
3 PlayUK Casino | Bet £20 on slots for 100 Free Spins on Big Bass Splash Min Dep £20 Wager x40 *Terms & Conditions | First deposit only. Min deposit £20. Min wager £20 on slots. Max 100 Free Spins. Max one claim. Spins credited within 7 days after deposit. Spins valid on Big Bass Splash. Spin value 10p. Full T&C's Apply. |
4 Exclusive BeOnBet | 150% up to €450 + 150 Free Spins Bonus code : BETBEZILLA Code copied Min Dep €20 Wager x40/x35 *Terms & Conditions | |
5 New 7bet | Up to 50 on your 1st deposit Min Dep £10 Wager x40 *Terms & Conditions | 1st deposit only | min deposit 10 | max bet 2 | max bonus 50 | 40x wagering | Max cashout 350 | Bonus is valid for selected games only | 30-day bonus expiry | User Agreement & Bonus T&C apply | 18+ BeGambleAware |
6 Snatch Casino | 450% + 325 Free Spins Min Dep €10 *Terms & Conditions | |
100 Free Spins on Big Bass Splash when bet £10 Min Dep £10 Wager x40 *Terms & Conditions | New customers only. £10 min deposit. Opt-in and Bet £10+ on any slot, winnings paid as cash. 100 Free Spins on Big Bass Splash, £0.10 per spin. Winnings paid as cash, £100 Max win. Additional T&Cs apply. | |
8 iWild Casino | 550% up to €4 000 + 550 Free Spins Min Dep €20 *Terms & Conditions | |
9 Ybets | 500% Welcome Bonus up to $8 000 + 400 Free Spins Min Dep $15 Wager x30/x40 *Terms & Conditions | |
10 New Rollino Casino | 450% UP TO £6000 + 325 FS ON FIRST 4 DEPOSITS Min Dep £20/£50/£50/£50 Wager x40 *Terms & Conditions |