A 100% deposit bonus is the most common new player bonus available on UK casino sites. It effectively doubles your initial payment up to a certain amount, enabling you to establish a steady bankroll right from the get-go. Nearly 200 British casino sites offer this type of deal in 2026, and we’re here to help you find the best ones. Check out our list below and read on to learn more about how this particular bonus works.
Our dedicated editorial team evaluates every online casino prior to assigning a rating. These evaluations are grounded in a rigorous scoring methodology that encompasses factors such as trustworthiness, overall gambling experience, fee structures, customer support quality, and various other critical aspects.
Bonus type: Free Spins, Low Wagering, First Deposit Bonus
Min Deposit: £20
Wagering: 30x
#Ad, 18+, GambleAware.org | New, First Depositing Players Only. Opt-in required. Min Deposit: £10. Wagering Requirement: 35x. Maximum Bonus: £100. Bonus to be used in specific games. Bonus valid for 21 days. Promotion available for 24 hours. Maximum win...nings from bonus: £100.
Bonus type: First Deposit Bonus
Min Deposit: £10
Wagering: 40x
#Ad, 18+, GambleAware.org | For new 888casino UK/Ireland customers. Min £10 first deposit (NETELLER/Skrill excluded). 100% bonus equal to the deposit, up to £200. Must claim bonus via email/pop-up/My Account within 48 hours. 40x wagering req applies and... must be met within 90 days on selected games.
New UK and Ireland players making their first deposit at 888casino can receive a 100% bonus up to £200 on selected games. The bonus applies exclusively to deposits made through payment methods excluding NETELLER and Skrill.
To claim this 1st deposit bonus, the user must first register an account, deposit a minimum of £10, and claim the bonus via email, pop-up, or the ‘My Account’ section within 48 hours of deposit. The bonus funds must be used on eligible games excluding live roulette and baccarat
Bonus type: Free Spins, No Wagering, Low Wagering, Welcome Bonus
Min Deposit: £20
Wagering: 10x B, 0x FS
#Ad, 18+, GambleAware.org | New customers only. Opt-in required. Offer valid for 7 days from account registration Match Deposit Bonus Terms: 100% Match Bonus up to £100 on 1st deposit of £20+. 10x bonus wagering applies as do weighting requirements. Deb...it Card deposits only. Irregular gameplay may invalidate your bonus. Free Spin Terms: 100 Spins awarded on Big Bass Bonanza, valued at 10p per spin.
Set up a new account with Hippodrome Casino, complete the checks, and opt in during registration, then make a first debit card deposit of £20 or more to trigger the welcome bonus match. Once you’ve staked £20 on slots, open the Big Bass Bonanza slot to collect your 100 free spins, and any winnings from those spins are withdrawable without extra playthrough.
Bonus type: Free Spins, No Wagering, First Deposit Bonus
Min Deposit: £20
Wagering: 40x (B), 0x (FS)
#Ad, 18+, GambleAware.org | New players only. Min deposit £20. Offer: 150% first deposit bonus up to £30 on slots + 50 wager-free spins valid on Big Bass Splash. To claim the spins: min of £20 first cash deposit wagered on slots by 23:59 GMT. Spins cred...ited the next day and valid until 23:59 GMT. Spin winnings credited as cash and capped at £100. Bonus funds are separate to cash funds and subject to 40x wagering requirement (bonus + deposit). Only bonus funds count towards wagering contribution. £5 bonus max bet. Bonus funds must be used within 30 days. Affordability checks apply.
New players at Casiku can activate a first deposit offer that includes a 150% slots bonus up to £30 and 50 wager-free spins on Big Bass Splash. A minimum deposit of £20 is required to qualify, and the spins are unlocked by staking £20 in cash on slots.
Depositing £20 provides £30 in bonus funds plus 50 spins valued at £0.10 each (£5), totalling £35 in added value. The maximum benefit comes with a £20–£30 deposit, since the slots bonus is capped at £30; this results in £30 bonus funds and £5 in spins for a total of £35. Larger deposits will not increase the reward.
Bonus funds remain valid for 30 days, while spins must be used within 24 hours of being credited.
Bonus type: Low Wagering, Welcome Bonus
Min Deposit: £10
Wagering: 10x
#Ad, 18+, GambleAware.org | First deposit only. 100% Bonus Match up to £50. Min deposit £10. Credited within 7 days. 10x wagering, £50 max conversion. Max one claim per player.
On PlayUK, choose the bonus from the drop-down when you make your first deposit, then play through that deposit on Pragmatic Play slots. Once your cash balance is £0, go to My Account and claim it under Promotions. This welcome offer credits bonus funds after you’ve met the qualifying play, and you’ll need to wager the bonus 10x before anything can be withdrawn.
Bonus type: Free Spins, No Wagering, Low Wagering, Welcome Bonus
Min Deposit: £20
Wagering: 10x B, 0x FS
#Ad, 18+, GambleAware.org | New UK based customers only. You must opt in (on registration form) & deposit £20+ via a debit card to qualify. Offer valid 7 days from registration. Welcome Bonus: 100% match up to £100 on 1st deposit. 10x wagering applies (...as do weighting requirements). Free Spins: Awarded on Centurion Big Money once you have staked £20 on any game. Spin value = 10p. No wagering requirements on free spin winnings.
Register as a new UK player, opt in on the registration form, and deposit £20 or more by debit card to qualify for this offer. Spin Casino will match your first deposit 100% up to £100, doubling your balance instantly. After staking £20, you’ll also receive 100 free spins on Centurion Big Money (no wagering on free spin winnings).
Bonus type: Free Spins, No Wagering, Low Wagering, Welcome Bonus
Min Deposit: £5
Wagering: 35x GB, 0x FS
#Ad, 18+, GambleAware.org | New players only. Minimum deposit £5. 100% Bonus up to £200, valid for first deposits only. Bonus must be activated within 30 days in the "My Bonuses" section and wagered 35x within 60 days. Bonus paid in 10% increments to th...e main balance. Maximum bet: 50% of bonus or £20, whichever is lower. Bonus balance is non-payable and forfeited upon withdrawal. Valid on casino games only; progressive jackpots excluded. 11 Welcome Spins available for Starburst upon deposit within 24 hours, to be activated within 7 days and used within 24 hours. Winnings from Spins are withdrawable with no wagering.
Videoslots offers a 100% welcome bonus up to £200 and 11 no wager free spins on Starburst. Exclusively for UK players transferring from Gamblizard the minimum deposit is just £5 instead of the standard £10, making this a highly accessible offer. A £5 deposit grants a £5 bonus and 11 free spins, each valued at £0.10, for a total spin value of £1.10. These spins are completely wager-free, with all winnings paid directly into your main account.
For the maximum bonus, deposit £200, and you’ll receive a £200 bonus along with 11 no wager free spins.
Bonus type: First Deposit Bonus
Min Deposit: $10
Wagering: No Wager
#Ad, 18+, GambleAware.org | First time depositors only. Min deposit $10. Select 'Match Bonus' in cashier. Maximum bonus $600. Bonus released in $1 increment per $5 paid in net rake/tournament fees. 90 days after eligible first deposit to unlock full bon...us. Withdrawal restrictions apply.
GGPoker offers a 100% matched deposit bonus of up to $600 for new players making their first deposit. This bonus is unlocked gradually as you pay rake or tournament fees, with $1 released for every $5 paid.
To activate the bonus, download the GGPoker app, register a new account, and deposit a minimum of $10. When making the deposit, select “Match Bonus” from the cashier’s dropdown menu. You may make additional deposits within 60 days of your first transaction to claim the full bonus amount, provided you continue selecting the “Match Bonus” option each time.
Bonus funds are released in $1 increments and must be unlocked within 90 days. Any bonus amount not released within this period will expire. Withdrawals before full bonus release will forfeit any locked bonus balance.
Bonus type: Welcome Bonus, First Deposit Bonus
Min Deposit: £10
Wagering: 40x
#Ad, 18+, GambleAware.org | First deposit only. 100% Bonus Match up to £100. Min deposit £10. Credited within 7 days. 40x wagering, £100 max conversion. Max one claim per player.
The Vegas Wins welcome bonus grants a 100% match on your first deposit of at least £10, up to a maximum of £100, applicable to slots games.
To claim the welcome offer you need to register an account at Vegas Wins, make your first deposit of at least £10, then opt in for the welcome bonus, after which the matching bonus funds will be credited within up to 7 days once you have completed the wagering requirement.
Please note that the wagering requirement is 40x the sum of your deposit plus bonus amount before any bonus‑derived winnings can be withdrawn, and the maximum cash‑out from the bonus funds is capped at £100 (which corresponds to 4× the maximum bonus amount).
Bonus type: Free Spins, No Wagering, Low Wagering, First Deposit Bonus
Min Deposit: £10
Wagering: 2x (GB), 0x (FS)
#Ad, 18+, GambleAware.org | New customers only. Min Deposit £10. Spend £10 on Slots to get 100 Free Spins (£0.10 each, valid for 7 days, valid on selected games). Spend £10 on Bingo to get a £10 Bingo Bonus (2 x wag, valid for 7 days).
Maximise your first deposit at Gala Bingo with a 100% match bonus package. Deposit £10 to receive 100 free spins (each valued at £0.10, totalling £10) and a £10 Bingo Bonus. The free spins can be used on popular slots such as Fishin’ Frenzy and Big Banker, while the Bingo Bonus is valid in all bingo rooms.
To claim, register a new account, deposit a minimum of £10, and wager this amount on any slot or bingo room. Both the spins and bonus will be credited automatically. The free spins come with no wagering requirements, and all winnings are credited as cash. The bingo bonus requires just 2x wagering, meaning £20 needs to be played before withdrawing.
For a £10 deposit, you’ll get £10 in spins and £10 in bingo credits, totalling £20 in bonuses. Free Spins winnings are unlimited, and bonuses must be used within 7 days to avoid expiry.
Bonus type: Low Wagering, Welcome Bonus
Min Deposit: £10
Wagering: 10x
#Ad, 18+, GambleAware.org | New UK customers only. 100% Match Bonus up to £50 on 1st deposit of £10+. 10x wagering & game weighting applies. Debit Card deposits only (exclusions apply). This offer is valid for 7 days from your new account being register...ed.
Bonus type: Free Spins, No Wagering, Welcome Bonus
Min Deposit: £10
Wagering: 10x B, 0x FS
#Ad, 18+, GambleAware.org | New UK based customers only. You must opt in (on registration form) & deposit £10+ via a debit card to qualify. Offer valid 7 days from registration. Welcome Bonus: 100% match up to £100 on 1st deposit. 10x wagering applies (...as do weighting requirements). Free Spins: Awarded on Gold Blitz once you have staked £10 on any game. Spin value = 10p. No wagering requirements on free spin winnings.
Bonus type: Free Spins, First Deposit Bonus
Min Deposit: £10
Wagering: 10x
#Ad, 18+, GambleAware.org | New Players Only. Wager from real balance first. 10X wager the bonus money within 30 days and 10x wager any winnings from the free spins within 7 days. Contribution varies per game. Available on selected games only. Wager cal...culated on bonus bets only. Bonus offer and any winnings from the offer are valid for 30 days / Free spins and any winnings from the free spins are valid for 7 days from receipt. Max conversion: 1 time the bonus amount or from free spins: £500. Limited to 5 brands within the network. Withdrawal requests void all active/pending bonuses. Excluded Skrill and Neteller deposits.
Bonus type: Free Spins, Code, Welcome Bonus
Min Deposit: £10
Wagering: 30x (B), 60x (FS)
#Ad, 18+, GambleAware.org | Automatically credited upon deposit. First Deposit Only. Min. deposit: £10, max. Bonus £50. Game: Book of Dead, Spin Value: £0.1, Max Free Spins: 50. WR of 30x Deposit Plus Bonus amount (Slots count 100% and any other game 10...%) within 30 days. WR 60x free spin winnings amount (only Slots count) within 30 days. Max bet is 10% (min £0.10) of the free spin winnings and bonus amount or £5 (lowest amount applies).
This welcome offer includes a 100% casino bonus up to £50 and 50 free spins on Book of Dead. A deposit of £10 (minimum required) provides £10 in bonus funds and 50 spins worth £0.10 each, equating to £5 in spin value. This results in a total of £15 bonus value. To obtain the full £50 bonus, deposit £50, receiving £50 in bonus funds and £5 in spins, bringing the total value to £55.
To claim this welcome bonus, register a new account at Swift Casino, enter the bonus code SWIFT, and make your first deposit of at least £10. The bonus and spins are credited automatically upon deposit. Only the first deposit qualifies, and the bonus applies to slots at 100% wagering contribution; other games contribute only 10%.
Bonus type: Free Spins, Welcome Bonus
Min Deposit: £10
Wagering: 35x
#Ad, 18+, GambleAware.org | New Players Only. Wagering occurs from real balance first. 35X wagering the bonus. Contribution may vary per game. Available on selected games only. The wagering requirement is calculated on bonus bets only. Bonus valid 30 Da...ys from receipt / Free spins valid 7 days from receipt. Max conversion: 3X the bonus amount & £20 for Free Spins. Limited to 5 brands within the network. Withdrawal requests void all active/pending bonuses. Excluded Skrill and Neteller deposits.
Unlock a 100% sign-up bonus up to £100 alongside 50 free spins on Big Bass Bonanza when you make your first deposit. To claim, register a new account via the designated page and make a qualifying deposit. The bonus and spins will automatically be credited to your account. This offer is valid for 30 days, with spins active for 7 days.
For a minimum deposit of £10, you’ll receive an extra £10 in bonus funds and 50 spins worth £0.10 each, totalling £5 in spin value. Combined, this equals a £15 reward. Depositing the maximum of £100 grants you £100 in bonus funds and £5 in spin value, resulting in a total bonus of £105.
Bonus type: Free Spins, Code, Welcome Bonus, Christmas Bonus
Min Deposit: £10
Wagering: 50x
Expires: 01.07.2039
#Ad, 18+, GambleAware.org | New Players Only. Opt-in Required. Wagering occurs from real balance first. 50X wagering the bonus. Contribution may vary per game. Available on selected games only. The wagering requirement is calculated on bonus bets only. ...Bonus is valid for 30 days / Free spins valid for 7 days from issue. Max conversion: 3 times the bonus amount or from free spins: £20. Excluded Skrill and Neteller deposits.
You will receive a 100 % welcome offer up to £100 plus 20 free spins on the slot “Cops N Robbers Big Money” after making a minimum deposit of £10 using code 20CR. If you deposit the minimum £10, you gain £10 bonus funds and 20 spins (20 × £0.10 = £2), totalling £12. To maximise the bonus, deposit £100 to receive the full £100 bonus and the same £2 value in spins—for a combined £102.
To claim, register via the promotion page, deposit at least £10, enter the code 20CR during your first deposit, and accept the promotion terms. Once the deposit is confirmed, bonus funds and spins are credited automatically. Use real balance first when wagering; after that, you play with bonus funds. Spins expire in 7 days; bonus funds must be used within 30 days. The offer is available only once per account via the Progressplay Network and not applicable to Skrill or Neteller deposits.
Bonus type: Free Spins, Low Wagering, Welcome Bonus
Min Deposit: £10
Wagering: 10x
#Ad, 18+, GambleAware.org | Automatically credited upon 1st Deposit (min £10). Max Bonus £25. Game: Big Bass Bonanza, Spin Value: £0.1. WR 10x Bonus (only Slots count) in 30 days. WR 10x free spin winnings (only Slots count) within 30 days. Max bet is 1...0% (min £0.10) of the free spin winnings and bonus or £5 (lowest applies).
Bonus type: Free Spins, Low Wagering, First Deposit Bonus
Min Deposit: £10
Wagering: 30x BB, 60x FS
#Ad, 18+, GambleAware.org | Automatically credited upon deposit. Cancellation can be requested. First Deposit Only. Max. Bonus £50. Maximum amount of Free Spins is 50. Game: Book of Dead, Spin Value: £0.10. WR of 30x Deposit + Bonus amount and 60x Free ...Spin winnings amount (only Slots count) within 30 days. Max bet is 10% (min £0.10) of the free spin winnings and bonus amount or £5 (lowest amount applies). Spins must be used and/or Bonus must be claimed before using deposited funds. Deposit/Welcome Bonus can only be claimed once every 72 hours across all Casinos. Bonuses do not prevent withdrawing deposit balance.
Embrace a grand welcome with KnightSlots, where your journey starts with an exciting bonus. Simply register an account and make a minimum deposit of £10 to qualify for the welcome offer, and you’ll receive an instant 100% match up to £50, plus 50 free spins on the thrilling Book of Dead’ game.
Note, it’s crucial to adhere to all terms and conditions. Also, the bonus and free spins winnings come with wagering requirements of 30x and 60x respectively.
Bonus type: Free Spins, First Deposit Bonus
Min Deposit: £5
Wagering: 35x
#Ad, 18+, GambleAware.org | New players only. Min. dep. £5. Wager req. 35x.
Unlock a 100% deposit bonus when you deposit just £5, matched up to a maximum of £25. Additionally, receive 50 welcome spins valued at £0.10 each for Ancient Fortunes Poseidon Megaways, totaling £5 in spins value.
To claim, register a new account with Mega Riches and make a minimum deposit of £5. Activate the bonus through your account’s ‘My Profile’ section under ‘My Bonuses’. Spins are also activated via ‘Welcome Bonuses’. Use the bonus funds and spins on eligible jackpot games and Ancient Fortunes Poseidon Megaways.
For a £5 deposit, you’ll receive £5 in bonus funds, doubling your balance to £10. With a maximum deposit of £25, you’ll get an additional £25 bonus, bringing your total to £50. The bonus must be used within 60 days, and spins expire after 24 hours.
Bonus type: First Deposit Bonus
Min Deposit: £5
Wagering: 35x
#Ad, 18+, GambleAware.org | New players only. Min deposit £5. Max bonus is £200; any deposit over £200 will not qualify. Bonus is available for 30 days from activation in the 'My Bonuses' section. To receive the full bonus, you must wager 35x your first... deposit within 60 days. The bonus is paid out in 10% increments to your main balance. Bonus balance is non-playable. Withdrawals forfeit any remaining bonus. Bet limits apply: max 50% of bonus amount or £20 per bet. Not valid on progressive jackpot games. Cannot be combined with other bonuses except Welcome Spins.
Mr Vegas offers a 100% first deposit bonus of up to £200. This bonus can be used on various casino games, including slots, roulette, and live casino, but excludes progressive jackpot games.
The bonus is credited in 10% increments as the wagering requirements are met. While wagering, the maximum bet allowed is 50% of the bonus amount or £20, whichever is lower. Winnings from these spins are not subject to wagering requirements and can be withdrawn immediately. The bonus remains valid for 60 days from activation.
Bonus type: Welcome Bonus
Min Deposit: £10
Wagering: 50x
#Ad, 18+, GambleAware.org | New Players Only. Wagering occurs from real balance first. 50X wagering the bonus. Contribution may vary per game. Available on selected games only. The wagering requirement is calculated on bonus bets only. Bonus valid 30 Da...ys from receipt. Max conversion: 3 times the bonus amount. Limited to 5 brands within the network. Withdrawal requests void all active/pending bonuses. Excluded Skrill and Neteller deposits.
New players at Winissimo Casino can take advantage of a 100% welcome offer, receiving up to £200 in bonus funds on their first deposit.
By depositing the minimum £10, players will receive an additional £10 bonus, bringing the total play balance to £20. To unlock the full bonus value, an deposit of £200 is required, which results in £400 total play funds.
Bonus type: Code, First Deposit Bonus
Min Deposit: £10
Wagering: 10x
#Ad, 18+, GambleAware.org | 1st Deposit (Min. £10) only. Game: Big Bass Splash, Spin Value: £0.1. WR 10x free spin winnings (only Slots count) in 30 days. Max bet is 10% (min £0.1) of the free spin winnings or £5 (lowest applies). Use code: PrimeBB.
Bonus type: Low Wagering, Welcome Bonus
Min Deposit: £10
Wagering: 10x
#Ad, 18+, GambleAware.org | First deposit only. 100% Bonus Match up to £20. Min deposit £10. Credited within 7 days. 10x wagering, £20 max conversion. Max one claim per player.
Register a new Lady Luckmore Casino account and verify your details to take part in the welcome offer. Select the bonus from the dropdown menu during your first deposit of £10 or more. Deposit and wager using only funds from your initial deposit to qualify. Bonus funds up to £20 are awarded after requirements are met, and must be claimed in the Promotions section.
Bonus type: Free Spins, First Deposit Bonus
Min Deposit: £10
Wagering: 50x
#Ad, 18+, GambleAware.org | New Players Only. Wagering occurs from real balance first. 50X wagering the bonus. Contribution may vary per game. Available on selected games only. The wagering requirement is calculated on bonus bets only. Bonus valid 30 Da...ys from receipt. Max conversion: 3 X the bonus amount. Limited to 5 brands within the network. Withdrawal requests void all active/pending bonuses. Excluded Skrill and Neteller deposits.
Dukes Casino offers new players a 100% first deposit bonus up to £100 and 50 free spins on the slot Diamonds of the Realm. Each spin is valued at £0.10, giving the free spins a total value of £5.
For a £10 deposit, you’ll receive £10 in bonus funds plus 50 free spins, resulting in a total playable value of £25 (£10 deposit + £10 bonus + £5 free spins).
To maximise your bonus, deposit £100 and receive the full £100 bonus along with 50 free spins. This provides a total playable value of £205 (£100 deposit + £100 bonus + £5 free spins).
Bonus type: Free Spins, Low Wagering, Welcome Bonus
Min Deposit: £10
Wagering: 10x
#Ad, 18+, GambleAware.org | New GB customers only. Opt in. Deposit & Stake £10 on slots to get 100 x £0.20 Free Spins on Sweet Bonanza with 10x wagering on free spins. Debit card or instant bank transfer only. Claim within 7 days. Spins expire within 48... hours. Geographical restrictions and T&Cs apply.
To claim the welcome bonus at 32Red Casino, new UK players must register an account, opt in via the Promotions section or onsite notification, and deposit at least £10 using a debit card within seven days of registration. Other payment methods are not eligible.
Upon meeting these conditions, 100 Free Spins on Sweet Bonanza will be credited automatically. Each spin is valued at £0.20, providing a total bonus value of £20.
A 100% deposit bonus is the most common new player bonus available on UK casino sites. It effectively doubles your initial payment up to a certain amount, enabling you to establish a steady bankroll right from the get-go. Nearly 200 British casino sites offer this type of deal in 2026, and we’re here to help you find the best ones. Check out our list below and read on to learn more about how this particular bonus works.
A 100% casino bonus implies that you will get 100% of your deposited amount in the form of bonus credits. For instance, if you were to deposit 50 in your online casino account, you would receive another 50 as a bonus. This means that the more you deposit, the larger your bonus will be, but there’s almost always a limit, usually from 50 to several hundred pounds.
These types of promotions are aimed at new customers to incentivise them to create an account and deposit larger sums of money, but you can also find them as recurring reload bonuses. Also, a 100% welcome bonus may come packaged with another bonus, usually free spins.
It’s essential to read the bonus terms and conditions before claiming this type of offer. There are always minimum deposit limits and wagering requirements that you must meet before attempting to withdraw any potential winnings, while certain bonuses can only become available if you type in a specific bonus code.
There’s practically no reason not to claim a 100% bonus at a GB casino. Here are some of the main advantages of this promotion:
The welcome bonus 100% offers are generally considered good deals, but all that glitters is not gold. These bonuses can sometimes seem like the casino is giving away free money, which is not the case. There are no true disadvantages to using these bonuses, but they can come with some considerable limitations that can potentially make them not worth your time, such as:
Many of the weaknesses of 100% matched deposit promotions can be mitigated by shopping around for the best deals. By looking at what’s available on the market, you can find bonuses that can be used anywhere on the site and come with reasonable wagering requirements.
Jordan Conroy Editor
As you can see, our list consists of dozens of ino sites, but some of them are purposefully positioned near the top. These represent the best UK online casinos that feature some of the most valuable 100% bonuses, and here are the criteria we used to come to that conclusion:
All 100% bonus casino deals you can find on this page are offered by secure and legal UKGC-licensed casinos that maintain a solid reputation.
We give an advantage to casinos featuring bonuses with low minimum deposit threshold and high max bonus amount to accommodate players of all budgets.
Since wagering requirements are the biggest hurdle standing between the bonus and your winnings, we pay special attention to this bonus term. The lower the wagering requirements, the better, with 35x to 40x being the industry average.
Our evaluation of the bonus is complete only when we look into the full terms and consider other vital factors like game eligibility, wagering contributions, bonus expiry date, payment restrictions, and more.
A good bonus means little unless you use it on a good casino site. We give an advantage to casinos with plentiful game collections, an excellent user experience, a solid range of other promotions, responsive customer service, and optimal banking policies.
Not every 100% bonus is the same. Some casinos offer them as part of the welcome deal, others combine them with another type of promotion like free spins, while you can also find 100% deposit promotions as recurring offers known as reload bonuses. These promos can differ when it comes to specific rules like minimum deposits, wagering requirements, or game eligibility. It’s also worth noting that 100% bonuses may work differently on online casinos compared to bingo sites or sportsbooks.
That said, let’s take a closer look at all the most common types of 100 percent bonus deals and examine their structures.
The sign up offer is reserved for players new to a casino site. These bonuses mainly differ in their minimum deposit thresholds and max bonus caps.
Although rare, there are a handful of £5 minimum deposit casino sites that operate in Great Britain. These are ideal for low-rollers and those who want to dip their toes into the water and see what the casino is all about. If this type of online casino offers a 100% bonus for its newest customers, you can deposit £5 and start playing with £10 right away.
£10 is the most common minimum deposit limit on UKGC casino sites. It’s the optimal minimum deposit threshold, enabling a sufficient starting balance without going out of your pocket, especially if you run into a 100% bonus deal. Simply deposit £10 get a bonus, and start playing with £20. You can get this type of deal at Betway Casino.
In some instances, a casino may require a 20 deposit to give you the welcome bonus. Although 20 pound deposit casino sites are rare, you may come across them on our list. The benefit of these casinos is that they usually offer higher bonuses. For example, depositing 20 or more at Magical Vegas and using the bonus code MAGICAL will reward you with a 100% bonus up to 300 and 50 free spins.
Aside from the 100% welcome bonuses intended for new players, many UK casinos offer 100% reload bonuses aimed at existing customers. This bonus can be claimed once you’ve used your welcome bonus funds, and it’s usually smaller than the original bonus. On the flip side, reload bonuses can be used multiple times, usually once every week or month.
In some cases, the 100 casino welcome bonus is only a part of a larger welcome bonus package. Aside from the bonus money, you may also receive free spins that you can play on one of the casino’s featured video slots. For instance, the welcome offer on Bzeebet consists of a 100% bonus up to £100 together with 100 free spins on Big Bass Bonanza. You may also run into betting sites with a 100% bonus you can use on both casino games and the platform’s sportsbook.
Casinos offer high roller bonuses to reward players who wager large amounts of money. This bonus is aimed at highrollers and often has a larger max cap, like the 100% deposit bonus up to £500 that you can claim on Regal Wins.
UK online casinos tend to be generous during holidays and special events, so keep your eyes peeled for 100% bonuses around Christmas, Halloween, Easter, Valentine’s Day, and other key dates. You may also get a special match deposit bonus on your birthday as part of the casino’s loyalty programme.
If you’re visiting from Norway, you can also check our page dedicated to 100% casino bonuses available for Norwegian players.
There are currently close to 200 casinos that feature a 100 first deposit bonus, and it would take ages for you to go through them all. Saving you from all the trouble, we set aside five 100% bonuses on five top-rated UK casino sites that deserve the most attention. Here’s more about them:
You’re only minutes away from claiming your very own 100% welcome bonus. If you have experience with joining casino sites, you already know the drill, but if you’re new to all of this, here’s a quick walkthrough:
Pick a Top-rated 100% Bonus Casino Browse our list featuring some of the best online casinos in the UK and pick the one that suits you. Remember that you’re not limited to playing only on a single casino site, so make multiple choices if you wish.
Go to the Casino Site Click the Claim Bonus button next to a casino of your choice. This will direct you to that particular casino site, where you can start the registration process.
Create an Account Share your name, DOB, address, and other information so that the operator can confirm your identity. Once finished, follow the instructions on how to activate your account.
Make a Deposit Head over to the cashier to make a deposit. Pay attention to the minimum deposit limits and pick a payment method that works with your bonus, as some casinos exclude specific banking options from the offer.
Use the Bonus Code Some 100% bonuses are only available when you type in a specific bonus code. Enter the code in the relevant field if necessary.
Claim the Bonus Your bonus should be ready once the deposit is through. Some bonuses are triggered automatically, while others must be activated manually.
Start Playing Browse the casino’s library and start completing the wagering requirements by playing eligible games.
You only have one shot to make money with your 100% welcome bonus, so you better be careful how you use it. That said, here are some general tips that should help you maximise your sign-up bonus funds:
Taking note of all the rules is essential in determining the actual value of the bonus and understanding how it works. Reading through the entirety of a T&C page is unnecessary, as it can be full of generic information. To save time, just focus on these specific conditions:
You can trigger a 100% bonus using a variety of payment methods available at UK casino sites. However, before you complete a deposit, read the bonus terms and conditions to make sure that your chosen payment method is compatible with the bonus. Here are some of the methods that you can choose from:
A handy e-wallet that’s become one of the most popular online payment options in the last decade. Loads of PayPal casino sites in Britain offer 100% bonuses.
Have a deposit be charged to your next phone bill via the Pay by Phone method. This option is quite popular in the UK, and we have a list of the best Pay by Phone casinos to help narrow your choice. However, the downside is that some bonuses can’t be triggered with this method, and you can’t make large deposits.
A well-known online banking method that enables you to make swift and effortless payments directly from your bank account. There’s a long list of casinos that accept Trustly, including those that accept this payment method for claiming bonuses.
Ideal for mobile users, Apple Pay is a secure way to link multiple cards and online banking accounts to a single wallet that you can control directly from your preferred iOS device. Apple Pay online casinos in the UK are getting more popular by the day.
Good old debit cards are accepted at nearly all UK casino sites, offering an easy, secure, and reliable way to complete a 100% welcome bonus deposit.
Once you grab your 100% casino bonus UK, you can start exploring many different types of games available at British casino sites, including:
These easy-to-play reel games are entirely based on luck. They come in all shapes and forms, featuring fun themes, engaging mechanics, and high winning potential.
Some UK casinos enable you to use their 100% bonuses on 75-ball, 80-ball, 90-ball, and other classic bingo games available on their websites. Pick your lucky numbers and cross your fingers.
Beat the dealer to 21 using strategy, logic, and some luck. Blackjack can be a game with a very high payout return if you know the right strategy, and it is an excellent choice for clearing those high wagering requirements.
Bet on a single number, several numbers, or whole groups of numbers through a variety of inside and outside bets.
This simple, fast-paced card game has a limited number of betting options and is ideal for beginners. Wager on the Player or Banker, or go for the higher payout with a Tie bet.
Take on the dealer by creating the winning hand combinations in interesting variations like Casino Hold’em and Caribbean Stud.
Feel the atmosphere of a bustling casino floor by playing classic casino games via HD live streams run by professional dealers.
The simplest of casino games where the goal is to collect the winnings before the multiplier crashes.
To withdraw your winnings from a 100% casino deposit bonus, you first must complete its wagering requirements, which are expressed as a multiplier (e.g. 20x, 30x, 50x). The critical thing to note here is that some casinos apply the wagering requirements to the bonus money alone, while others do it on the bonus money plus the deposit:
Bonus only:
Bonus + deposit:
You’ll have a time limit for this, so make sure to wager through the bonus quickly. Also, not all games contribute fully to wagering. Slots usually contribute 100%, certain table games only contribute 5% to 20%, while others don’t contribute to wagering at all.
We compiled a list of the best and most popular titles to try with your 100 welcome slots bonus. Video slots are the best games to play with your welcome bonus. There’s a ton of them to choose from, they offer a reasonable return rate and are suitable for quickly burning through those demanding wagering requirements. Here are some of our top suggestions:
One of the most successful releases from NetEnt, Gonzo’s Quest is a classic adventure slot you should not miss out on. Although over a decade old, it withstood the test of time with its crisp visuals and animations while boasting a solid max win potential of 3,750x. The game’s RTP stands at the industry average of 95.97%. It’s a typical 5-reel, 20-payline slot with a standard free spins game with multipliers of up to 15x. If you want to try this game, join Freebet Casino, add a valid card, and you’ll receive 5 free spins with no deposit required.
Wolf Gold is another highly celebrated release and one of the most popular titles from Pragmatic Play. Even though it came out seven years ago, it’s still found in the “featured” category of many UK casino sites. This is due to the game’s timeless Money Re-Spin feature and three fixed jackpots that can be won through a mini-game once six full moon symbols appear on the reels. The game’s RTP is 96.01%, and the max win is 2,500x. Get a taste of Wolf Gold at Slots Animal with 5 no deposit free spins.
Eye of Horus is your typical Ancient Egypt title full of scarabs, hieroglyphs, and other Egypt-themed symbols. What makes this game stand out, however, is its massive win potential of 50,000x and a generous RTP of 96.31% (although beware of versions with lower RTP percentages). The game plays on a 5×3 layout, features expandable wilds, and boasts a bonus round with a chance to win extra free spins whenever you land a wild symbol. The 100 wager-free free spins on Betfred can be applied to several select video slots, including Eye of Horus.
The Rainbow Riches series still reigns supreme on UK casino sites. The original game from Barcrest came out in 2009 and has so far received more than a dozen sequels with all sorts of interesting mechanics and extra features. However, the initial title is still a favourite to many British players. One of the best features in this slot is the Road to Riches mini-game, where you spin the wheel and progress along the trail for a chance to win a prize worth 200 times your stake. The two other bonus games, Wishing Well and Pots of Gold, can award even bigger prizes, capping out at 500x. JeffBet currently offers 50 free spins on Rainbow Riches on top of its 100% welcome bonus.
The Dog House is a fun Pragmatic Play video slot featuring cute pets on a 5×3 reel layout with 20 paylines. It has high volatility and an above-average return of 96.51%. The bonus round can award up to 27 free spins and comes with rewarding features like stacked high-value symbols and sticky multiplier wilds. The maximum win is 6,750 times your stake. The Dog House slot has several sequels and a Megaways version and can be found in Yeti Casino, MrQ and Kind Casino.
Fluffy Favourites is a well-known title from Eyecon featuring a lighthearted theme with stuffed toys as the focal point. It’s a simple 5×3 slot with 25 winways and a max win potential of 5,000x, although the game’s RTP is a little bit disappointing, standing at a below-average 95.38%. The Fluffy Favourites slot is known for its Toybox Pick bonus game and the pink elephant symbol that serves as the wild and doubles all winning combinations it becomes part of. You can now get 60 free spins on Fluffy Favourites by joining Bingo Loft and depositing £10 or more.
Starburst is a NetEnt classic that’s still among the most popular slots on UK casino sites. This simple galaxy-themed slot captivates with its crisp visuals and calming cosmic ambience. It’s a straightforward game with no free spin rounds, although it does feature expanding wilds that trigger a re-spin. Starburst has 10 paylines that pay both ways and has an RTP of 96.09%. We suggest trying this game at Barz Casino, where you’ll get a 100% match bonus up to £300 plus 50 bonus spins on Starburst.
Fire Joker from Play’n GO is a slot of medium volatility, 96.15% RTP, and a max win of 800x. It’s a retro-style slot with a 3×3 layout, but unlike other classic slot games, it comes with a few fun bonus features, including Flaming Respins that may trigger on non-winning spins, as well as Wheel of Multipliers that can award a prize up to 10x. Dream Jackpot currently offers 5 free spins on Fire Joker to all new UK players, no deposit required.
Doubling your initial deposit on a casino site is great. However, there are online casinos out there that are willing to multiply your first payment three, four, or even five times. Here’s more about these types of offers:
A few dozen UK casino sites give out a 200% deposit bonus. Minimum deposits go anywhere from £1 to £20, the wagering requirements are usually around 40x, and the maximum bonus amount goes up to several hundred pounds.
The 300% deposit bonus in the UK exists, but it’s more limiting than the 100% and 200% one. Namely, these offers usually have meagre max bonus limits, so you’ll often get a bonus along the lines of “deposit £10, get £30” like the ones on Ladbrokes and BetVictor. Still, it’s a deal worth taking.
The 400% first deposit bonus is very rare, but it does show up occasionally, mostly on bingo sites. The percentage may also be a sum of several bonuses spread across multiple deposits.
Similar to the 400% offer, the 500% casino bonus is available only on a handful of British casino, bingo, and betting sites, usually limited to small £10 deposits.
Navigating the landscape of 100% first deposit bonuses is not easy since nearly 200 UK casino sites offer this type of promotion to new players. We hope this page will make things at least a little more convenient as we compiled all these casinos into a single list and highlighted some of the best ones. All you have to do is pick one, deposit to double your starting bankroll, and start playing.
Check back often or subscribe to our WhatsApp channel to discover new casino sites with 100% bonuses and other lucrative deals. Best of luck!
Jamie is an iGaming analyst and personal finance strategist known for his sharp calls on games, bonuses, and banking. He pairs the developer insight of a former casino tester with behavioural finance to spot value and red flags fast. Jamie’s mix of technical and financial rigour is a rare asset, so his advice is definitely worth considering.
From professional poker player to expert author, editor, and proofreader: Jordan knows what a fine content should look like. With a one-of-a-kind vision of what it’s like to be a novice and a pro in cash games, Jordan steps into the shoes of all players. That is why articles penned by him are up-to-date, professional, and simple to follow. As if written for those in his footsteps.
This depends on several factors, most notably your budget and the bonus terms. If you have a sufficient amount of money to gamble with, going for the highest possible match deposit bonus makes sense. However, don’t go for the biggest bonus unthinkingly. Take note of the terms and conditions first and check the wagering requirements and other potential restrictions to see if making such a big deposit is worth it.
Yes, plenty of mobile casino sites offer 100% welcome bonuses. As a matter of fact, all of our top recommended UK casinos with 100% bonus deals enable players to join via their mobile devices, while a good portion of them boast dedicated mobile apps that you can download and install for free.
Most 100% welcome bonuses have expiration dates. How much time you have to use the bonus depends on the structure of the offer and its value, but it’s mostly about how much time the casino is willing to give you. You will usually have a few days to claim the bonus once you create your account, and once you start using the bonus, the clock will start ticking to complete the wagering requirements. The typical expiration date for a 100% welcome bonus is between one week and one month.
Bonuses like the 100% match deposit are offered to incentivise players to join a given casino site and complete a substantial deposit. Offering a big bonus serves to build player loyalty, create engagement, and promote the casino’s new games. Bonuses are mostly a strategic tool that online casinos use to drive traffic, although they can be beneficial to players as well.
Gamblizard Casino Offers 100% Deposit Bonus




