Best UK Slots Sign Up Bonus Offers

Get a 100% first deposit offer up to £300 and 25 bonus spins on Starburst when you make your first deposit at Blackjack City.

• Minimum deposit: £20 → receive £20 bonus = £40 total
• Maximum bonus: £300 → deposit £300 = £600 total
• Spin value: £0.10 each → 25 spins = £2.50
• Max winnings from spins: £100

New players at Hippodrome Online Casino can receive up to £210 in total play value with a combined welcome package that includes a 100% deposit match bonus up to £100 and 100 free spins on Big Bass Bonanza with no wagering requirements.

To claim the full offer, you must deposit at least £20 and stake £20 on any slot game. After that, you’ll be credited with an equal bonus amount and 100 free spins, each valued at £0.10, adding £10 to the total value. A £20 deposit results in £50 in play value, while a £100 deposit unlocks the full £210 value — £100 in real funds, £100 in bonus credit and £10 in spins.

MonsterCasino offers a Welcome Package up to £1,000 along with 100 Free Spins spread across your first five deposits. On your 1st deposit, receive 50 Free Spins on Book of Dead. The 2nd and 3rd deposits provide a 25% Bonus up to £200 each. The 4th deposit offers a 25% Bonus up to £600. Conclude with 50 Free Spins on Starburst for your 5th deposit. To claim, deposit a minimum of £20 per deposit via the casino cashier. The bonuses and any winnings must be wagered 50 times before withdrawal. Free spins winnings are capped at £20.

This 1st deposit offer includes a 100% deposit match up to £100 and 100 wager-free spins on Centurion Big Money, all for a one-time deposit and a minimum of £20 in stakes.

With a £20 deposit, players get a £20 bonus and 100 spins worth £0.10 each, adding £10 in free spin value — making it £50 total to play with. A £100 deposit gives the full bonus and spins, resulting in £200 in balance plus £10 in free spins, totalling £210.

Receive a 400% deposit bonus with Betano’s welcome offer. Deposit and wager £5, and unlock £20 in slot bonuses plus 50 free spins. The free spins are exclusively for Eye of Horus, valued at £0.10 each, adding an additional £5 to the bonus value.

To claim this offer, register a Betano account and opt-in via the Offers tab. Make your first deposit of at least £5 and wager it on eligible slots such as Age of the Gods: God of Storms, Book of Dead, or Temple Tumble Megaways within 3 days of signing up. Once wagering is complete, your account will be credited with bonus funds and free spins.

The £20 bonus funds require a 40x wagering requirement, totalling £800 in bets. Free spins have no wagering requirements, and winnings are immediately withdrawable. Bonus funds expire after 20 days, while free spins expire after 7 days. Maximum cashout for bonus funds is capped at £500.

New Parimatch customers can get 400% Slots Bonus of £20 for Book of Dead and 10 Free Spins on Eye of Horus Megaways by wagering just £5. To qualify, create an account, opt-in to the offer, and make a deposit via debit card. Wager £5 on any slot games, except those on the excluded list, within 7 days of account registration.

After completing the required wager, you’ll receive the £20 Slots Bonus, subject to 40x wagering requirements, which must be used within 30 days on Book of Dead. Additionally, you’ll get 10 Free Spins on Eye of Horus Megaways, valued at 10p per spin, with no wagering requirements on winnings. The Free Spins must be used within 7 days.

The maximum cashout from the bonus is £500. Deposits must be made by debit card to qualify, and certain jurisdictions are excluded from the offer.

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.

New players at Buzz Bingo who deposit and spend £5 on bingo tickets will receive a £20 bingo bonus and 50 bonus spins for the Wild West Wilds slot. Each spin is worth £0.10, making the total value of the spins £5. In total, players receive £25 in bonuses from a £5 deposit, which equals a 500% bonus on the initial amount.

The bonus is non-withdrawable.

Mr Vegas Casino offers a welcome bonus of 11 Free Spins on the Pink Elephants 2 slot by Thunderkick. These spins are completely wager-free, meaning all winnings can be withdrawn directly.

1. Sign up at Mr Vegas Casino and complete your registration.
2. Make your first deposit within 24 hours of registration.
3. Play the Pink Elephants 2 slot and your 11 Free Spins will be automatically credited to your account.

The 11 Free Spins are exclusively for use on the Pink Elephants 2 slot. The Welcome Spins must be activated within seven (7) days and used within 24 hours of activation. There is no maximum cashout for any winnings made from these Free Spins.

Receive a 200% deposit bonus up to £20 on Bingo, plus 50 free spins on Lucky Bass: Mega Cash Collect after depositing £10. This offer is available only to UK players who deposit via the Bingo cashier.

Get 500 Free Spins on Gold Train at Parimatch with just a £10 deposit, and enjoy wager-free winnings. Each spin is worth £0.03, giving a total spin value of £15, credited as real cash.

To claim, create a new account, opt in to the promotion, and deposit at least £10. Wager this amount on any qualifying Casino & Live Casino games, excluding Aviator and Baccarat. Once completed, the 500 Free Spins will be credited and can be accessed via an on-screen prompt or by searching for Gold Train.

No wagering applies to winnings – all payouts go directly to your real cash balance. Spins must be used within 30 days of activation.

New players at Yeti Casino receive 23 no deposit free spins on Book of Dead upon registration. Additionally, a 100% Refund Bonus up to £111 plus 77 extra spins can be claimed with the first deposit.

To qualify, register a new account and activate the 23 free spins from the “Bonuses” section. The 77 extra spins and Refund Bonus require a minimum deposit of £10. If the deposit is lost, Yeti Casino refunds 100% of the amount as a bonus the next day.

Slots Temple offers pay-to-play slots tournaments with a £1 entry fee, giving players the chance to compete for guaranteed cash prizes. Current tournaments include Temple Tumble and Big Bam-Book, each offering a £40 prize pool and allowing up to 40 participants.

To enter, register a free account at Slots Temple, select a £1 entry tournament, and pay the participation fee. Once the tournament starts, play the designated slot game to climb the leaderboard. Prizes are guaranteed and paid as real cash with no wagering requirements, meaning winnings can be withdrawn immediately.

Betfred offers a welcome bonus for new UK players, where a £10 deposit unlocks 200 free spins on selected slots. The spins come with no wagering requirements, meaning all winnings are available for withdrawal immediately. Each spin is valued at £0.10, giving the total bonus spins a value of £20, bringing your total to £30—effectively a 200% bonus for slot play.

To qualify, sign up using the promo code SPINS, deposit at least £10 using a debit card, and stake the amount on eligible slots within 14 days. The free spins will be credited within 48 hours and must be used within 7 days.

• Betfred 777 Jackpot King
• Cash Strike Hotstepper
• Eye of Horus
• Fishin’ Frenzy
• King Kong Cash Even Bigger Bananas Jackpot King

New players at Dukes Casino can claim a 200% welcome bonus up to £200 and 75 Free Spins on Diamonds of the Realm. A minimum deposit of £10 is required. The bonus is available once per player during the promotional period.

Free spins expire in 7 days, and bonus funds in 30 days. The maximum cashout is £600 from the bonus and £20 from free spins.

For best value, deposit £100 to unlock the full £200 bonus. A lower deposit of £10-£20 reduces wagering but limits the bonus.

Receive 30 free spins on Rainbow Riches when you make a minimum deposit of £10. Each spin is valued at £0.10, offering a total bonus value of £3. With no wagering requirements, any winnings from the free spins are instantly credited as withdrawable cash. To claim this offer, create an account, opt-in to the free spins promotion, deposit at least £10, and wager the deposit amount on any eligible games. Once these steps are completed, the spins will be credited to your account for immediate use.

If you deposit £10, you’ll receive £3 in spins, making a total playable value of £13. The promotion is valid for 30 days after registration, and unused spins will expire after this period.

Casumo Casino offers a 100% match bonus up to £100 on your first deposit, along with 50 bonus spins on Big Bass Bonanza, with each spin valued at £0.10. To claim this offer, register a new account, opt in by selecting the bonus, and make a minimum deposit of £20. The bonus will automatically be credited along with the spins.

For the minimum deposit of £20, you will receive £20 in bonus funds, bringing your total playable balance to £40. The 50 bonus spins are worth an additional £5 in total, resulting in a combined value of £45. To maximise the bonus, deposit £100 to receive the full £100 match, plus the spins, giving a total benefit of £205 (including spins value).

New players at NetBet Casino can receive a 500% welcome bonus in free spins on their first deposit. By depositing £10 and using the bonus code NBWELCOME500, you’ll instantly unlock 50 free spins on selected slot games, each worth £0.10. Over the next six days, you may receive up to 450 additional free spins, randomly awarded in batches of up to 75 spins per day, for a total of 500 free spins valued at £50.

The free spins winnings come with a 40x wagering requirement, meaning that if you win £10 from your spins, you must wager £400 before withdrawing any funds.

Be aware that free spins expire within seven days, so it’s important to use them promptly.

Enjoy a low wagering casino bonus featuring 10 free spins on the Rainbow Riches Megaways slot. Each spin is valued at £0.10, providing a total of £1 in spin value. This bonus is accessible to new players who register through the specified page.

The maximum winnings from these free spins are capped at £10, and any winnings are subject to a 20x wagering requirement. For instance, if you win the maximum £10, you’ll need to wager £200 before any withdrawal can be made. All wagering must be completed within 7 days, or any bonus funds and winnings will be forfeited.

Betano Casino offers £30 in slots bonuses when you wager £10 on select games, increasing your playable amount by 300%. Here’s how to claim this offer:

1. Create a new Betano account and opt into the promotion via the Offers tab or Sign Up page.
2. Deposit £10 using a debit card or Apple Pay.
3. Wager £10 on any of the eligible games within 3 days of account creation.

Details to Note:

• Bonus slots: Three £10 bonuses credited over 72 hours after wagering.
• Eligible games include: Age of the Gods: God Of Storms, Book of Dead, and Temple Tumble Megaways, and more.
• Wagering requirement: 40x the bonus value; max cashout per bonus: £250.
• Bonuses expire after 30 days if unused.

At Gala Spins, new players can claim a 200% Welcome Bonus, turning a £10 deposit into £30 to use on slots. Plus, receive 30 no-wagering free spins on “Starburst” to keep what you win.

To qualify, make a first deposit of £10 and spend it on eligible slots within seven days of registration. After meeting the requirements, the £20 bonus is credited to your account, while the 30 free spins, valued at £0.10 each, provide an additional £3 of gameplay value.

The £20 bonus must be wagered 40x (£20 x 40 = £800) before winnings can be withdrawn. The free spins have no wagering requirements, and winnings are paid in cash. Use the spins to boost your balance while clearing wagering on eligible slot games.

New players at William Hill Casino can receive a low wagering casino bonus of 200 free spins on Big Bass Splash after making a £10 deposit and wagering £10. Each spin is valued at £0.10, giving the free spins a total worth of £20.

To claim this 1st deposit offer, register a new account, opt in to the promotion, and deposit at least £10. After wagering £10 on Big Bass Splash, refresh the game to activate the free spins. The spins must be used within 72 hours of being credited.

Free spin winnings are capped at £30, and no additional wagering requirements apply. Deposits via PayPal or Paysafe are not eligible.

To claim, head to the Cashier during your first deposit. Ensure the bonus code Welcome50 is entered if not automatically applied. The bonus is credited instantly upon deposit approval. Contact customer support if the bonus does not appear.

For a minimum deposit of £10, you’ll receive a £10 bonus, totalling £20 to play with. To fully utilise the offer, an optimal deposit of £50 awards £50 in bonus funds, giving a £100 balance.

Bets exceeding £2 per spin do not count towards wagering. Bonus validity is 30 days.