Best UK Online Casino Welcome Bonus Offers in April 2024

270 Deals available in the UK

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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.

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Start Playing with the 100% Welcome Bonus Up to £25 + 25 Free Spins

Bonus type: Free Spins, Sign Up, Welcome Bonus, Registration, Casino Match Bonus, First Deposit Bonus

Min Deposit: £20

Wagering: 35x

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#Ad, 18+, BeGambleAware | New depositing players only. Minimum deposit £20. Maximum bonus £25. Offer valid on first deposit. Offer only applies to new players. In addition to the deposit bonus, you are also eligible for 25 spins that will be issued up...on your first deposit. Winnings won with games that require a deposit, have to be wagered 35x. Bonuses that require a deposit, have to be wagered 35x. Full Bonus T&C

Put your beginner's luck to some use with this Welcome Bonus! Sign-up and make your First Deposit in the amount of at least £20 and you will get not only a 100% bonus on your starting funds, up to £25 but also 25 Bonus Rounds on the qualifying game of your choice as a cherry on top!

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Use the Welcome Promotion and Start With 100% Bonus up to £200 + 50 Free Spins on Big Bass Bonanza

Bonus type: Free Spins, Welcome Bonus

Min Deposit: £10

Wagering: 65x

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#Ad, 18+, BeGambleAware | New players only, £10 min fund, £200 max matchup bonus, free spin wins credited as bonus, 65x wagering requirements, max bonus conversion to real funds equal to lifetime deposits (up to £250) Full Bonus T&C

Celebrate your arrival at the cozy saloon of Cozino Town with this cheap and easy Welcome Promotion! You should start by signing-up and depositing £10+, then a 100% Match Bonus of up to £200 will be brought to you, together with 50 Bonus Rounds on Big Bass Bonanza to score some wins right off the bat!

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Use the 100% Welcome Bonus Up to £50 for New Players to Join and Enjoy

Bonus type: Sign Up, Welcome Bonus, Registration, First Deposit Bonus

Min Deposit: £10

Wagering: 60x

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#Ad, 18+, BeGambleAware | Automatically credited upon deposit. Cancellation can be requested. First Deposit Only. Min. deposit: £10, max. Bonus £50. WR of 60x Bonus amount (Slots count 100% and any other game 10%) within 30 days. Max bet is 10% (min £...0.10) of the Bonus amount or £5 (lowest amount applies). Bonus must be claimed before using deposited funds. Welcome Bonus can only be claimed once every 72 hours across all Casinos. Bonus Policy applies. Full Bonus T&C

Waste no more time! The fun of games shall start now! Register to enjoy the best games and win. And to actually qualify for the helpful Welcome Deal, you need to make a First Deposit of £10. Whatever you start with, get as much added on top, all up to £50. To win big, start big!

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Start Your Journey With Up to 500 FS on Gonzo’s Quest From This Welcome Bonus

Bonus type: Welcome Bonus

Min Deposit: £10

Wagering: 65x

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#Ad, 18+, BeGambleAware | £10 min. T&Cs and 65x wagering requirements apply, £8 max win per 10 spins. max bonus conversion equal to lifetime deposits (up to £250) Full Bonus T&C

Free Spins No Deposit Casino offers an amazing Welcome Promotion that will help the beginners get started! Register and make your initial deposit of £10+ and enjoy a special chance to spin the Mega Reel, getting to win up to 500 FS on the popular Gonzo's Quest Slots!

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Pots of Luck Sign Up Offer

Newcomers Join with 100% Bonus Up to £100 and 20 Book of Dead Spins as a Welcome Offer

Bonus type: Free Spins, Sign Up, Welcome Bonus, Registration, First Deposit Bonus

Min Deposit: £10

Wagering: 50x

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#Ad, 18+, BeGambleAware | New Players Only. Wager from real balance first. 50X wager the bonus. Contribution varies per game. selected games only. Wager calculated on bonus bets only. Bonus valid 30 Days from receipt/ free spins valid for 7 days from ...issue. Max conversion: 3x the bonus amount or free spins: £20. Excluded Skrill deposits. Withdrawal requests voids all active pending bonuses. Full Bonus T&C

New players can receive a whole 100+ worth of free rounds on top games with this Welcome Offer! Register and make a deposit of £10 to enjoy a 100% Match-Up capped at £100. In addition to that, you're also getting 20 Free Spins on the Book of Dead slot for even more action!

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New Customers Receive a Special 108 Free Spins on Thor as a Welcome Bonus!

Bonus type: Free Spins, Sign Up, Welcome Bonus, Registration, First Deposit Bonus

Min Deposit: £10

Wagering: 60x

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#Ad, 18+, BeGambleAware | Automatically credited upon deposit. Cancellation can be requested. First Deposit Only. Min. deposit: £10. Game: Thor, Spin Value: £0.1. WR 60x free spin winnings amount (only Slots count) within 30 days. Max bet is 10% (min ...£0.10) of the free spin winnings amount or £5 (lowest amount applies). Spins must be used before using deposited funds. Welcome Bonus can only be claimed once every 72 hours across all Casinos. Full Bonus T&C

Start profiting right away starting with your registration thanks to this Sign Up Offer! For joining now and making their first top-up, all new players get an astounding 108 free spins on the Thor slot! Claim the rewards, and use it for even greater rewards!

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Use the Welcome Promotion to Claim Up to £1,000 in Casino Bonuses

Bonus type: Sign Up, Welcome Bonus, Registration, First Deposit Bonus

Min Deposit: £10

Wagering: 65x

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#Ad, 18+, BeGambleAware | New players only, min dep £10, max bonus conversion equal to lifetime deposits (up to £250), wagering requirements apply. Full Bonus T&C

Begin your brand new adventure at Rocket Bingo and soar up high in the sky by using this Welcome Deal! Sign-up and make your First Deposit of £10 to qualify for a debut Mega Reel Spin. The prize wheel in question is full of match bonuses, most prominent of which, is a 1,000% Bonus worth of up to £1,000!

Kitty Bingo’s Generous Welcome Offer: 200% Up to £20 & 25 Free Spins!

Bonus type: Free Spins, Welcome Bonus, First Deposit Bonus

Min Deposit: £10

Wagering: 3x BB; 25x FS

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#Ad, 18+, BeGambleAware | Min 1st dep (Exc PayPal) £10 for 200% bingo bonus (max £20), 3x wagering + 25 free spins @10p on Fishin Frenzy: The Big Catch. Winnings 25xwagering and max wins 5x bonus & valid for 7 days. Full Bonus T&C

Kitty Bingo has a great welcome deal for new players, featuring a 200% bingo bonus up to £20 plus 25 Free Spins on the delightful Fishin Frenzy: The Big Catch.

Here's your guide to claiming this special first deposit offer:

Register: Start by creating a new account on Kitty Bingo. Make sure you're a first-time registrant to be eligible.
Deposit: Proceed to deposit a minimum of £10. Remember, deposits via PayPal are not eligible.
Claim: In the cashier section, select the "Welcome Offer - 200% Bingo bonus up to £20 + 25 Free Spins on Fishin Frenzy: The Big Catch - Min Dep £10" to receive your bonus and spins.

Keep in mind, the maximum bingo welcome bonus you can receive is £20, which comes with a 3x wagering requirement. The Free Spins have a 25x wagering requirement, a 5x maximum conversion amount, and each spin is valued at £0.10.

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Peachy Games 1st Deposit Bonus

Get up to £50 + 20 Bonus Spins on Book of Dead with the 100% Sign Up Bonus at Peachy Games

Bonus type: Free Spins, Sign Up, Welcome Bonus, Registration, First Deposit Bonus

Min Deposit: £10

Wagering: 40x

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#Ad, 18+, BeGambleAware | New players only. 100% bonus on first deposit up to £50 & 20 Bonus Spins. Bonus spins are credited immediately and are valid for Rich Wilde and the Book of Dead slot only. Min first deposit of £10. Max bonus £50. Max bonus be...t £5. Max bonus cash-out £250. 40x wagering requirements. Bonus expiry 30 days. Bonus spins expiry 2 days. Full Bonus T&C

Enjoy a juicy Welcome Bonus from Peachy Games. Register and deposit the amount of £10 or more for the 1st time, and you're ready to grab up to £50 worth of extra funds from the 100% match bonus and 20 Bonus Extra Spins on the popular Book of Dead slot!

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Slots Bonus

Receive a 100% Refund Bonus Up To £111 + 100 Extra Spins on Book of Dead as a Welcome Bonus

Bonus type: Free Spins, Welcome Bonus

Min Deposit: £10

Wagering: 60x, 40x FS

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Join the chill adventure at Yeti Casino and make it easier for yourself by using the Welcome Bonus! Register and qualify for the boons by depositing at least £10 and receive a generous 100% Refund bonus up to £111 with 100 Extra Spins on your first deposit on Book of Dead slot!

Newly Signed Up Players Join with Double Welcome Funds + 20 “Starburst” Spins

Bonus type: Free Spins, Sign Up, Welcome Bonus, Registration, Casino Match Bonus, First Deposit Bonus

Min Deposit: £10 (1st ), £20 (2nd & 3rd)

Wagering: 35x

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#Ad, 18+, BeGambleAware | First 3 deposits only. Min dep £10 1st deposit, min dep £20 2nd and 3rd. 50% real money and 50% bonus funds. Spins awarded on one of four chosen games. First Deposit: 100% up to £50 + 20 Spins on Starburst + 20 Spins for the... next 4 days. 35x wagering on Bonus, 35x on spins. Full T&Cs Apply. Full Bonus T&C

Register, deposit, and the Plaza Royal Sign Up Bonus will reward you with a 100% match addition up to £50 and 20 "Starburst" spins immediately. Then 80 more rounds on Finn and the Swirly Spin, Book of Dead, VIP Black and Aloha! Cluster Pays! And if you want go beyond your first deposit, top-up for the 2nd and 3rd times for an equal boost of 50% capped at £75! Keep in mind that then the min. deposit is £20!

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Bezy’s Exclusive Welcome Offer – Win Up To 500 Free Spins on Fluffy Favourites

Bonus type: Free Spins, Welcome Bonus

Min Deposit: £10

Wagering: 65x

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#Ad, 18+, BeGambleAware | New players only, £10 min fund, £8 max win per 10 spins, max bonus conversion equal to lifetime deposits (up to £250) to real funds, 65x wagering requirements Full Bonus T&C

Welcome to Bezy, your one-stop destination for 24/7 Bingo Action and 1,000+ online slot games! 🎯🔥 Join now and claim our exclusive welcome offer: Spin the Welcome Mega Wheel for your chance to win amazing prizes like Amazon vouchers, Free Spins on Irish Luck, and up to 500 Free Spins on Fluffy Favourites! 🎁🌈

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100% Welcome Bonus Up to £100 and 100 Free Spins on Your First Deposit

Bonus type: Free Spins, Welcome Bonus, First Deposit Bonus

Min Deposit: £20

Wagering: 35x

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#Ad, 18+, BeGambleAware | New Players only. One bonus offer per player. Minimum deposit of £20. Max bonus bet £5. This offer gives you a 100% match bonus up to £100 and 100 bonus spins. Bonus spins are valid on the following game(s) only: Hotline or F...ruit Spin. Bonus spins to be credited at a rate of 20 bonus spins per day over five days, triggered on your first deposit. Bonus spins winnings credited in the form of bonus funds and capped at £50. Bonus funds must be used within 30 days and bonus spins within 10 days, otherwise any unused shall be removed. Bonus funds are separate to Cash funds and are subject to 35x wagering on the value of the bonus funds and your cash deposit(s). Affordability checks apply. Full Bonus T&C

This promotion is valid to new players who completed the registration process and verified their account. Upon making your First Deposit of £20+, you will receive a 100% Bonus capped at £100 & 100 Free Rounds on pre-selected games on top. You Can Choose To Play Your Spins On Either Hotline Or Fruit Spins. Please note that 35x wagering requirements apply, whereas the game distribution playthrough is different.

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Use Slotnite Casino Welcome Bonus to Start With Up to £100 in Extra Funds & 100 Spins on Aloha! Cluster Pays

Bonus type: Free Spins, Sign Up, Welcome Bonus, Registration, First Deposit Bonus

Min Deposit: £10

Wagering: 35x

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#Ad, 18+, BeGambleAware | New players only. One bonus offer per player. Minimum deposit of £10. Max bonus bet £5. This offer gives you a 100% match bonus up to £100 and 100 bonus spins. Bonus spins are valid on the following game(s) only: Aloha! Clust...er Pays. Bonus spins to be credited at a rate of 20 bonus spins per day over five days, triggered on your first deposit. Bonus spins winnings credited in the form of bonus funds and capped at £50. Bonus funds must be used within 30 days and bonus spins within 10 days, otherwise any unused shall be removed. Bonus funds are separate to Cash funds and are subject to 35x wagering on the value of the bonus funds and your cash deposit(s). Affordability checks apply. Full Bonus T&C

Slotnite Casino likes to spoil its customer's plenty. This can be seen straight from their Welcome Deal. Sign-up, deposit £10 and receive a 100% Bonus maxed at £100 + 100 FS on Aloha! Cluster Pays. 100 Free Spins! Can you even imagine how many hot prizes are those! Besides that, having double of bonus money can give you even more chances of scoring a win!

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Welcome Offer for New Customers – 100% Bonus Up to £100 and 100 Free Spins

Bonus type: Free Spins, Low Wagering, Welcome Bonus, First Deposit Bonus

Min Deposit: £20

Wagering: 35x

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#Ad, 18+, BeGambleAware | New Players only. One bonus offer per player. Minimum deposit of £20. Max bonus bet £5. This offer gives you a 100% match bonus up to £100 and 100 bonus spins. Bonus spins are valid on the following game(s) only: Jungle Spiri...t or Starburst. Bonus spins to be credited at a rate of 20 bonus spins per day over five days, triggered on your first deposit. Bonus spins winnings credited in the form of bonus funds and capped at £50. Bonus funds must be used within 30 days and bonus spins within 10 days, otherwise any unused shall be removed. Bonus funds are separate to Cash funds and are subject to 35x wagering on the value of the bonus funds and your cash deposit(s). Affordability checks apply. Terms apply. Full Bonus T&C

With this Welcome Bonus, all new customers who completed the registration and made their first deposit can get up to £100 in bonus cash. And don't forget about 100 free spins on Jungle Spirit or Starburst. All bonuses are subjected to a 35x playthrough requirement.

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Up To £1000 Welcome Package + 100 Spins On Starburst & Book of Dead

Bonus type: Free Spins, Welcome Bonus, 2nd Deposit Bonus, 3rd Deposit Bonus

Min Deposit: £20

Wagering: 50x

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#Ad, 18+, BeGambleAware | New Players Only. Wager from real balance first. 50X wager the bonus. Contribution varies per game. selected games only. Wager calculated on bonus bets only. Bonus valid 30 days / Free spins valid 7 days from receipt. Max con...version: 3x the bonus amount or from free spins: £20. Min Deposit £20. Withdrawal requests voids all active/pending bonuses. Excluded Skrill deposits. Full Bonus T&C

Have a monstrously fun experience at Monster Casino right away after registration with this Welcome Promo to achieve that! For the 1st top-up, you'll get 50 Free Spins on Book of Dead, for 2nd and 3rd - a 25% bonus of up to £200 in extra funds, for the 4th 25% up to £600, for the 5th deposit: 50 Free Spins on Starburst.

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New Players are Welcomed with Up to 500 Free Spins from the Mega Reel

Bonus type: Free Spins, Sign Up, Welcome Bonus, Registration, First Deposit Bonus

Min Deposit: £10

Wagering: 65x

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#Ad, 18+, BeGambleAware | NEW PLAYERS ONLY, MIN DEPOSIT £10, £8 MAX WIN PER 10 SPINS, MAX BONUS EQUAL TO LIFETIME DEPOSITS (UP TO £250), 65X WAGERING REQUIREMENTS AND FULL T&CS APPLY HERE Full Bonus T&C

So many awesome prizes are up for grabs! Just to name a few: Amazon vouchers, casino bonuses, 500 spins on "Starburst"! And every single new visitor has a shot due to the Welcome Bonus. To qualify, simply register and make a First Deposit of £10 or more.

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Up to 500 Bonus Rounds for Newcomers from the Welcome Mega Reel Spin

Bonus type: Free Spins, Sign Up, Welcome Bonus, Registration, First Deposit Bonus

Min Deposit: £10

Wagering: 65x

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Enter Rocket Slots with grace and use this amazing welcome offer! Register and make your first £10 deposit to get a free spin on the Mega Reel filled to the brim with Free Spins, Casino Bonuses, and Amazon Vouchers!

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Use the Welcome Package and Win Up to £6,000 Worth of Bonuses

Bonus type: Sign Up, Welcome Bonus, Registration, First Deposit Bonus

Min Deposit: £10

Wagering: 65x

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#Ad, 18+, BeGambleAware | New players only. 1st, 2nd and 3rd ever deposit: win a Matchup Bonus up to 10x your deposit amount (£2,000 max bonus), £10 min fund for all 3 offers. Max bonus conversion equal to lifetime deposits (up to £250). 65x wagering requirements and full T&Cs apply. Full Bonus T&C

Have a blast of a start at Big Thunder Slots with this super generous Sign Up Bonus Bundle! Register and make a First Deposit of at least £10 to receive a Match Bonus up to 1,000% and up to £2,000 in extra funds. But the fun only starts from there! Repeat the same process for your Second and Third Deposits, to receive the same amount of freebies. The maximum potential reward you can snatch from this offer, is a whopping £6,000 Casino Bonus fund!

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🔥New Welcome Bonus

Open the Welcome Treasure Chest to Claim a Match Bonus Worth of Up to £1,000

Bonus type: Sign Up, Welcome Bonus, Registration, First Deposit Bonus

Min Deposit: £10

Wagering: 65x

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#Ad, 18+, BeGambleAware | New players only, £10 min fund, £1,000 max bonus, max bonus conversion equal to lifetime deposits (up to £250), 65x wagering requirements and Full T&Cs apply. Full Bonus T&C

Your ship is about to depart soon at Pirate Slots Casino! To ensure a smooth sailing, your crewmates has prepared a nice Welcome Chest full of loot. But first, you need to formally join the crew by completing the registration. Once that is done, make a deposit of £10 or more and qualify for a Mega Reel Spin. This prize wheel is filled to the brim with deposit bonuses, most prominent of which is a 1,000% Boost capped at £1,000!

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The Star Slots Welcome Offer Presents A Chance To Win 500 Starburst Spins

Bonus type: Free Spins, Welcome Bonus

Min Deposit: £10

Wagering: 65x

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#Ad, 18+, BeGambleAware | New players only. Minimum deposit £10. £8 maximum win per 10 spins. Maximum bonus conversion equal to lifetime deposits (up to £250). Wagering requirements apply. Full Bonus T&C

Joining Star Slots gives you a chance to spin the much-wanted Mega Reel. You get a chance to win 500 FREE spins on Starburst just for registration. This offer is exclusively for new players.

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Enjoy Either Up to 50 Spins or Up to £200 Cashback from the Welcome Bonus

Bonus type: Free Spins, Welcome Bonus, Cashback Bonus

Min Deposit: £10

Wagering: x30

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#Ad, 18+, BeGambleAware | New customers making their first deposit only. Min deposit £10, Min 20 bonus spins, max 50 bonus spins on Starburst, Cupcakes, or Finn's Golden Tavern only. 30x wagering, 4x max conversion, 7-day spin expiry. Full Bonus T&C

Enjoy your amazing Welcome Offer, you get once you top-up for the first time! You get to choose what you want to get! Deposit the amount of £10-29 to receive 20 FS on the featured slots, £30-£39 for 30 Bonus Spins and £50+ for whole 50 Bonus Rounds and Cashback up to £200!

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Welcome Offer

Join the Mega Casino by Topping Up £10 & Get a 100% Welcome Bonus up to £50

Bonus type: Sign Up, Welcome Bonus, Registration, First Deposit Bonus

Min Deposit: £10

Wagering: 30x

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Have a smooth start at Mega Casino by using this neat Welcome Promotion! Sign-up and make a First real money deposit of £10+ to claim a 100% bonus. The maximum reward you can get is £50 which is a nice boost to your beginner's balance!

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Welcome Promotion: Claim Up to 500 of FS on Fluffy Favorites and Other Valuable Rewards

Bonus type: Free Spins, Sign Up, Welcome Bonus, Registration, First Deposit Bonus

Min Deposit: £10

Wagering: 65x

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#Ad, 18+, BeGambleAware | New players only, min deposit £10, £8 max win per 10 spins, max bonus equal to lifetime deposits (up to £250), 65x wagering requirements. Full Bonus T&C

Dive into the gambling action as soon as you complete your registration! With this Welcome Offer at Newonlineslots it's more than possible. First off, create your account. Then, make a First Deposit of at least £10 and watch as the Mega Reel greets you. New players can spin it and win a variety of prizes ranging from Casino Bonuses, Amazon Vouchers, and most importantly, up to 500 Free Spins for the popular game, Fluffy Favourites!

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Win a Match Up to 1000% Funds from the Welcome Bonus

Bonus type: Sign Up, Welcome Bonus, Registration, Casino Match Bonus, First Deposit Bonus

Min Deposit: £10

Wagering: 65x

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#Ad, 18+, BeGambleAware | NEW PLAYERS ONLY, MIN DEPOSIT £10.00, £8.00 MAX WIN PER 10 SPINS, MAX BONUS EQUAL TO LIFETIME DEPOSITS (UP TO £250.00), 65X WAGERING REQUIREMENTS. Full Bonus T&C

I. Register: sign up on the casino website. II. Deposit: fill up for £10 or more to qualify for the OK Bingo Sign Up Bonus. III. Play: enjoy the action with a wheel turn, that awards you with a deposit matchup.

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UK's Top Online Casino Welcome Bonuses