Best UK Slots Sign Up Bonus Offers

Rialto Casino introduces a Welcome Package for new players, offering up to £300 plus 200 Free Spins across the first three deposits. This promotion is applicable to a selection of over 500 premium games!

1. Register an account at Rialto Casino and make your first deposit of at least £20 (excluding PayPal).
2. Receive up to £300 in bonus funds and 200 free spins across your first three deposits.
3. Start playing from a selection of 500+ top games available at Rialto Casino.

The wagering requirement for the bonus and deposit is 40x. The maximum cashout for the bonus is 5x. Each free spin has a wagering requirement of 25x. The maximum cashout for free spins is £25.

New players at The Online Casino can claim a 100% welcome bonus up to £100, along with 20 free spins on the popular slot, Book of Dead, after making their first deposit. This welocme pack provides an excellent opportunity to boost your initial bankroll.

1. Register an account on The Online Casino.
2. Make your first deposit using the casino cashier.
3. Receive a 100% match bonus up to £100 plus 20 free spins on Book of Dead.

Each free spin is worth £0.10, totalling £2.00 for all free spins. Maximum cashout for the match bonus is three times the original bonus amount. The bonus and winnings from free spins expire 7 days after crediting.

Claim a 100% Bonus up to £100 on your first deposit at Casilando. Deposit £10 to get a £10 bonus and play with £20. Deposit £100 to get the full £100 bonus and start with £200. Plus, enjoy 20 free spins on Book of Dead (worth £2.00).

Make a deposit of £10 to get 100 Free Spins on the popular Starburst game without any wagering requirements! This special offer is exclusively for new customers at Slot Strike on their first deposit.

1. Create an Account: Set up your Slot Strike account in just a few simple steps.
2. Deposit and Play: Make your first deposit between £10 and £100 using the promo code STAR100. This amount needs to be wagered on any of our slot games.
3. Claim Your Spins: For every £10 deposited and wagered, earn 10 Free Spins on Starburst, up to a total of 100 Spins.

Note that this promotion is for new users only and cannot be combined with other offers. The Free Spins are available for 48 hours, with a maximum winnings limit of £100. Keep in mind, that wagers on table games and live casino games do not contribute to this promotion.

A minimum deposit of £25 grants an additional £50, giving a total balance of £75 to play with. To receive the full £200 bonus, the optimal deposit is £100, resulting in a total of £300 in playable funds.

Additionally, after a second deposit and £25 wager on slots, players receive 100 free spins on Explosive Gold Blitz, each valued at £0.10. This gives an extra £10 in bonus value with no wagering requirements, and all winnings from these spins are credited as withdrawable cash.

Register a new account and make a first deposit of at least £10 with the code GAMBLIZARD50. A Mega Reel spin will be awarded automatically, determining the number of free spins won. Free spins must be used on Chilli Heat, and all winnings are credited as bonus funds.

Buffalo Spins gives a chance to win up to 500 Free Spins on 9 Masks of Fire for new players.

1. Register a new account on Buffalo Spins and make a minimum deposit of £10.
2. Open the Loot Chest to discover your reward, which may include up to 500 Free Spins on 9 Masks of Fire.
3. Follow any further on-screen instructions to activate your free spins and start playing.

Each free spin is worth £0.10, giving the total value of 500 spins as £50. The maximum amount you can cash out is up to the value of your lifetime deposits, but not more than £250. You need to wager the bonus funds 65 times. The bonus expires 30 days after it is issued.

MrQ Casino offers 30 free spins on Fishin Frenzy Megaways for a £10 deposit.

1. Sign up at MrQ Casino and create a new account.
2. Make a single deposit of at least £10 using the code FISHIN30.
3. Spend £10 on eligible games to receive 30 free spins on Fishin Frenzy Megaways.

Value of one free spin: £0.10. Total value of free spins: £3.00. Free spins must be used within 48 hours of being credited. Maximum cashout: No cap on winnings.

Unlock 50 free spins on the popular slot game Book of Dead with no deposit required at 21LuckyBet Casino.

1. Register an account at 21LuckyBet Casino through the specified promotion page.
2. Use the deposit code ‘NW50FS’ during your registration process.
3. Your account will be credited with 50 free spins on Book of Dead instantly.

The free spins have no wagering requirements and expire within 3 days. Any winnings from these spins are capped at £20.

New UK players at Bally Casino can receive a welcome bonus of 30 Free Spins on Secrets of the Phoenix Megaways by depositing and wagering a minimum of £10. Each spin is valued at 20p. To claim this offer, register as a new member, opt into the promotion, and make your qualifying deposit. The 30 Free Spins are credited immediately upon wagering the initial deposit. Please note that the bonus spins will expire 30 days after deposit. There are game availability and restrictions, and current jackpots are limited to selected games

New players at LottoGo Casino can claim a 100% deposit match up to £200 and 200 Free Spins on selected slots when making a first deposit between £20 and £200. Bonus funds are credited instantly but become active only after the initial deposit and winnings from it have been fully lost.

Once the qualifying losses are accrued, bonus funds can be used across Casino, Live Casino, Scratchcards, and Table Games (certain games excluded). Bonus cash is subject to 40x wagering within 7 days, with a maximum win of 5x the bonus amount. The maximum bet allowed is £5 while wagering the bonus.

The Free Spins, valued at £0.10 each with a maximum win of £100, are credited after the qualifying deposit is wagered 1x and must be used within 7 days. Winnings from spins are also subject to 40x wagering within the same period.

Slot games like Big Bass Splash, Sweet Bonanza, Gates of Olympus, Sugar Rush, The Goonies, and more are available for play with both the deposit bonus and Free Spins, unless otherwise excluded.

New players can try a generous first deposit offer at Bertano Casino with a 100% match bonus up to £25 on their first deposit, along with additional 25 free spins for use on selected games.

1. Create a new account at Bertano Casino by completing the registration process.
2. Make your first deposit using an eligible payment method. Please note that deposits made via Skrill or Neteller are excluded from this offer.
3. Once the deposit is confirmed, the bonus funds and free spins will be automatically credited to your account.

Free spins are valid for 7 days from the date they are credited and have a value of £0.10 each, providing a total value of £20. The maximum conversion allowed from winnings generated by the free spins or the bonus funds is capped at £20.

New customers at Priced Up can claim 90 free spins on Big Bass Bonanza when they deposit £30 and wager £30 on slots. Use the promo code ‘bet30get90’ during sign-up to activate this offer.

To claim, sign up with the promo code, deposit at least £30, and wager £30 on any slot game within 24 hours of registering. The 90 free spins, valued at £9, will be credited to your account by midday the next day. Spins are only valid on Big Bass Bonanza, and winnings from free spins must be wagered 10x before withdrawal.

The promotion is limited to new customers from the UK/IE and can only be claimed once per household. Spins expire after 7 days, and wagering on Live Casino or table games does not count towards meeting the wagering requirements.

444 Casino offers a welcome package that includes up to £444 in bonuses and 132 free spins across your first three deposits.

• Register at 444 Casino and make your first deposit of at least £10 to receive a 100% match bonus up to £444 and 44 spins.
• For your second deposit, deposit at least £20 to receive 44 additional spins.
• Make your third deposit of at least £20 to receive the final 44 spins.

Lucky VIP Casino offers a £30 slots welcome bonus for your first deposit of £20 or more, playable on Big Bass Bonanza, Eye of Horus, Fishin’ Frenzy The Big Catch, Lucky Lady Charm Deluxe, and Book of Ra Classic.

• Sign up and create an account with Lucky VIP Casino.
• Deposit £20 or more and select the welcome offer in the cashier section.
• Enjoy your £30 bonus, which can be used on the listed slot games.

The bonus has a 30x wagering requirement on the sum of the deposit and bonus. Maximum cashout is £2,000, and the bonus expires in 7 days.

MrQ Casino offers 10 free spins on Squealin’ Riches when you verify your mobile number and deposit £10 or more.

• Log in to your MrQ account and navigate to your account settings.
• Click ‘Click to verify’ next to your phone number, and enter the four-digit code sent to your phone.
• Make a deposit of £10 or more to receive 10 free spins on Squealin’ Riches.

Value of one free spin: £0.20. Total value of free spins: £2.00. Free spins must be used within 24 hours of being credited. Maximum cashout: No cap on winnings.

New players at Power Slots can claim a 100% first deposit bonus up to £100 and 15 no wagering spins on Turn Your Fortune. A minimum deposit of £25 is required to activate the offer using the code 15TF.

To claim the bonus, players need to register an account, enter the deposit code, and deposit at least £25. The 100% match bonus is credited instantly, and the 15 free spins are available for immediate use.

A £25 deposit grants £25 bonus funds, resulting in a total balance of £50. Depositing £100 unlocks the full £100 bonus. Free spins are valued at £0.10 per spin, adding a £1.50 total value. The maximum cashout from the bonus is 3x the awarded amount, while free spin winnings are capped at £20. The bonus expires 30 days after activation, and free spins must be used within 7 days. Skrill deposits do not qualify for this promotion.

Happy Tiger offers a 200% sign-up bingo bonus up to £300, backed up with 100 bonus spins on Diamond Express and 40 Bingo Tickets!

1. Register a new account at Happy Tiger Casino and opt into the promotion.
2. Make a minimum deposit of £20 to qualify for the 200% bonus.
3. Wager £10 of your deposit to activate the Bingo tickets and Free Spins over four days.

The 100 Bonus Spins on Diamond Express are valued at £0.08 per spin, amounting to a total of £8. The 40 Bingo tickets have a value of £0.25 each, totalling £10. The maximum cashout is limited to seven times the deposit amount, except for jackpot winnings. The deposit bonus and any associated winnings must be used within 30 days, while players have 31 days to activate the Bingo tickets and Bonus Spins.

New players at Power Slots can claim a 150% deposit bonus up to £100 along with 10 wager-free spins on Sweet Bonanza. A minimum deposit of £10 is required to activate the offer.

To claim the bonus, players need to register an account and make a qualifying deposit via the casino cashier. The 150% bonus is applied instantly upon deposit, and the 10 free spins are credited automatically.

New players at VoodooDreams Casino can claim a 100% sign up bonus up to £50 along with 50 Real Money Free Spins on the popular slot game Book of Dead. To activate the bonus, register an account, click “Claim Bonus,” and make a minimum deposit of £20. Your deposit will be matched 100%, providing additional funds to play eligible games. Free Spins are credited immediately upon opening the game.

The sign up offer funds come with a 30x wagering requirement applied to the combined amount of the deposit and bonus, which must be fulfilled within 30 days. Free Spins winnings are credited as real money without any wagering requirements, but they must be used within 3 days. Note that the maximum cashout for bonus winnings is £500, and the maximum allowable bet is £2 per spin while the bonus is active. Some games may have restricted play.

New players at Bingo All Stars can unlock the chance to win up to 500 Free Spins on Big Bass Splash with the site’s exclusive Mega Reel feature. As part of the first deposit offer, players receive one free spin of the Mega Reel after making a minimum deposit of £10.

The maximum reward is 500 spins, each valued at £0.10, totalling £50.00 in bonus value. The number of spins received is randomly awarded.

To increase your chance of spinning the Mega Reel again, each £20+ deposit after your first will grant another spin, provided you don’t have a pending withdrawal.

New players at Chilli Spins can claim a chance to win up to 500 free spins on 9 Masks of Fire with their first deposit of at least £10. Each spin on the 9 Masks of Fire slot is valued at £0.10, making the maximum reward worth £50 in free spin value.

To activate the offer, register at Chilli Spins, make a minimum deposit of £10, and spin the Mega Reel for a chance to win. For deposits of £20 or more, additional spins of the Mega Reel are available, increasing opportunities for rewards.

WatchMySpin offers new players a 100% first deposit bonus up to £200 and 20 free spins on the Book of Dead slot.

• Register an Account: Sign up as a new player on WatchMySpin.
• Make a Deposit: Deposit a minimum of £10 into your account.
• Use Bonus Code: Enter the code WMS01 during your deposit to activate the 1st deposit bonus.

The bonus is valid for 30 days from receipt. A wagering requirement of 50 times the bonus amount applies. The maximum conversion is three times the bonus amount. Deposits made via Skrill and Neteller do not qualify for this offer. The value of each free spin and the total value of all free spins are not specified in the available information.

Brighten up your day with an amazing welcome bonus from MogoBet! New players can receive a 100% welcome bonus up to £200, along with 20 free spins on the popular slot game, Book of Dead. The wagering requirement is set at 50 times the bonus amount and the bonus is valid for 30 days from receipt. Max conversion is three times the bonus amount. Please note that Skrill and Neteller deposits are excluded from this promotion.

New UK players at PokerStars Casino can claim a 100% match bonus up to £500 on their first deposit, plus 50 Free Spins. To participate, sign up for a new account and make a deposit of at least £20 using the code ‘FIRST500’. The bonus and any winnings will expire within 7 days if wagering requirements are not met. The minimum deposit is £20 and only deposits made with Visa or Mastercard will qualify. The Free Spins are valued at £0.20 each and can only be used on select slot games like Book of Dead and Rise of Merlin. Winnings from Free Spins are capped at £100 and also must meet wagering requirements before they can be withdrawn. Note that a 5x wagering requirement applies to the deposit bonus and winnings, and the maximum bet allowed with bonus funds is £5 per round.