Best Casino Monthly Bonus Offers for UK Players in 2025

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Bonus type: Existing Players, Casino Match Bonus, Weekly Bonus, Daily Bonus

Min Deposit: £20

Wagering: 35x

#Ad, 18+, GambleAware.org | Existing registered players only. One bonus offer per household and/or IP address. Minimum deposit £20. Offer consists of a 20% match bonus up to £25 per deposit on all of your deposits during the promotional period* until yo...u reach a cap of £100. Bonus funds are separate to Cash funds and are subject to further wagering, which is 35x the total of bonus funds. Only bonus funds count towards wagering contribution. Bonus funds must be used within 30 days otherwise any unused bonus shall be removed. Max Bonus Bet £5. Offer valid on Tuesdays only.

Receive a 20% match bonus up to £25 for every deposit made on Tuesdays at Skol Casino. This bonus can be claimed multiple times throughout the day. To claim, log in to your Skol Casino account and deposit a minimum of £20. The bonus will be automatically credited.

Note that the maximum bonus per day is £100. Check each deposit meets the minimum amount, and be aware that the bonus comes with a 35x wagering requirement. Your bonus funds must be wagered within 30 days. Additionally, the maximum bet allowed with bonus funds is £5. Any higher bets will forfeit the bonus. This offer is valid for UK residents only.

Bonus type: Coupon, Code, Cashback Bonus, Daily Bonus

Min Deposit: £25

Wagering: No Wager

#Ad, 18+, GambleAware.org | The Cashback Weekend offer runs from Friday 00:00 GMT to Sunday 23:59 GMT at Conquer Casino. Players must deposit at least £25 using the code MARKER for Roulette or DEALER for non-Blackjack live games to qualify. Cashback ran...ges from 5% to 15%, depending on the wager amount, with a maximum of £500. Cashback is awarded as a zero-wagering bonus and credited within seven days. Skrill and Neteller deposits are excluded.

Get up to 15% cashback on deposit losses every weekend at Conquer Casino. Make a minimum deposit of £25 and use the appropriate code: MARKER for Roulette or DEALER for other eligible non-Blackjack live casino games. Depending on your wagers, you can receive cashback of up to £500, credited by the following Monday with no wagering requirements.

This promotion runs from Friday 00:00 GMT to Sunday 23:59 GMT. Cashback depends on wagered amounts and game type, and Skrill or Neteller deposits are excluded.

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Bonus type: Free Spins, Existing Players, Casino Match Bonus, Daily Bonus

Min Deposit: £20

Wagering: 35x

#Ad, 18+, GambleAware.org | Existing registered players only. One bonus offer per household and/or IP address. Minimum deposit £20. Offer consists of a 20% match bonus up to £25 and 20 bonus spins. Bonus spins available only on Twin Spin video slot. Bon...us spins winnings are credited as bonus funds and capped at £100. Bonus funds are separate to cash funds and are subject to further wagering, which is 35x the total of bonus funds. Only bonus funds count towards wagering contribution. Bonus funds must be used within 30 days and bonus spins within 10 days, otherwise any unused bonus shall be removed. Max Bonus Bet £5. Offer is valid on Wednesdays only.

Receive a 20% match bonus up to £25 and 20 bonus spins on Twin Spin with Skol Casino’s Wacky Wednesday offer. To claim this bonus, deposit at least £20 on Wednesday between 00:01 CET and 23:59 CET. Your deposit will be matched with a 20% bonus up to £25, and you will receive 20 bonus spins on the Twin Spin slot game.

Note that a minimum deposit of £20 is required. The bonus funds and winnings from bonus spins are subject to a 35x wagering requirement. The maximum withdrawal amount from bonus spins winnings is £100. The bonus funds must be used within 30 days, and the maximum bet with bonus funds is £5.

Bonus type: Free Spins, Daily Bonus, Deposit Bonus

Wagering: 65x

#Ad, 18+, GambleAware.org | Funded players only. Max bonus conversion equal to lifetime deposits (up to £250), T&C's and 65x wagering requirements apply.

Enhance your midweek mood with the help of Happy Hours Promo! Every Wednesday, funded players get a chance to win from 10 to 500 Free Spins, simply by visiting the casino between 3PM and 7PM and giving the weekly Mega Reel a shot!

Bonus type: Free Spins, Daily Bonus

#Ad, 18+, GambleAware.org | Claim between 3pm-7pm every Wednesday. Funded players only, max bonus conversion to real funds equal to lifetime deposits (up to £250), T&Cs and 65x wagering requirements.

Every Wednesday, Wizard Slots offers players the chance to win 10+ free spins on a different slot game. This bonus is available exclusively to funded players who log in during the specified hours. The free spins are awarded through the Mega Reel, which appears upon logging in.

To claim this bonus, log in to your Wizard Slots account between 3 PM and 7 PM every Wednesday. Check that you have made a deposit since Monday of the current week. Upon login, you will receive a spin on the Mega Reel, which determines your free spins.

The bonus winnings are credited as bonus cash, which must be wagered 65 times before withdrawal. The maximum conversion to real funds is equal to your lifetime deposits, up to £250. Free spins can only be played on specific games chosen by the company, and any winnings exceeding the maximum conversion limit will be forfeited.

Bonus type: No Wagering, Daily Bonus, Deposit Bonus

Wagering: No Wager

#Ad, 18+, GambleAware.org | CashDrop is only available to play for accounts which deposited on the previous day. CashDrop is a game of chance, winning a prize is not guaranteed. To claim your game of CashDrop, you must log in and claim it via the ‘My Ac...count’ page. The game of CashDrop is available to play if you have made any deposits on the previous day and is only available to claim from 00:00 until 23:59 on the following day. Any prizes won from the CashDrop game will be added to your account in REAL funds – with no wagering requirements or terms attached. If your account is closed, self-excluded or on a 'take a break', you will not be entitled to play CashDrop. Any historical games of CashDrop which were unclaimed (for whatever reason) cannot be re-awarded retrospectively. Regular site T&Cs apply. Regular site T&Cs apply.

Gain your daily chance to win wager-free cash prizes with CashDrop Deal! You can qualify for it simply by making your daily deposit, the offer would be available only the next day. Head to your account, click on the offer and see if you’re lucky enough to get your prize!

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Bonus type: Existing Players, Casino Match Bonus, Weekly Bonus, Daily Bonus

Min Deposit: £20

Wagering: 35x

#Ad, 18+, GambleAware.org | Existing registered players only. One bonus offer per household and/or IP address per day. Minimum deposit £20. Offer consists of a 50% match bonus up to £50 once per day during the promotional period.* Bonus funds are separa...te to Cash funds and are subject to further wagering, which is 35x the total of bonus funds. Only bonus funds count towards wagering contribution. Bonus funds must be used within 30 days, otherwise any unused bonus shall be removed. Offer valid between 09:00 CET and 13:00 CET daily on Fridays, Saturdays and Sundays only and Terms apply.

At Skol Casino, players can receive a 50% match bonus up to £50 on deposits made between Friday and Sunday. This bonus is available for all games.

Steps to Claim Your Bonus

Log in to your Skol Casino account on Friday, Saturday, or Sunday between 09:00 CET and 13:00 CET.
Make a minimum deposit of £20.
Your deposit will be matched by 50% up to a maximum of £50.

Wagering requirements: 35x bonus amount. Maximum bet with bonus funds: £5. Bonus expires 30 days after activation. Maximum cashout: As per Skol Casino terms.

Bonus type: Free Spins, Daily Bonus

Wagering: 65x

#Ad, 18+, GambleAware.org | FUNDED PLAYERS ONLY, T&C AND 65X REQUIREMENTS APPLY, £8 MAX WIN PER 10 SPINS, MAX BONUS CONVERSION EQUAL TO LIFETIME DEPOSITS (UP TO £250)

Every Wednesday between 15:00 and 19:00 this promo is valid, because that’s the happy hour time. If you log in during it, you receive a wheel turn. Using it, you win 100s of No Deposit Slots Casino Free Spins.

Bonus type: No Wagering, Daily Bonus, Deposit Bonus

Wagering: No Wager

#Ad, 18+, GambleAware.org | CashDrop is only available to play for accounts which deposited on the previous day. CashDrop is a game of chance, winning a prize is not guaranteed. To claim your game of CashDrop, you must log in and claim it via the ‘My Ac...count’ page. The game of CashDrop is available to play if you have made any deposits on the previous day and is only available to claim from 00:00 until 23:59 on the following day. Any prizes won from the CashDrop game will be added to your account in REAL funds – with no wagering requirements or terms attached. If your account is closed, self-excluded or on a 'take a break', you will not be entitled to play CashDrop. Any historical games of CashDrop which were unclaimed (for whatever reason) cannot be re-awarded retrospectively. Regular site T&Cs apply. Regular site T&Cs apply.

If you’re short on money to gamble with, CashDrop game might help you out a whole lot! First of all, you need to make a deposit in cash, and the very next day you’ll get the option to use the CashDrop feature without a need to wager your wins!

Bonus type: Free Spins, No Wagering, Daily Bonus, Deposit Bonus

Wagering: No Wager

#Ad, 18+, GambleAware.org | CashDrop is only available to play for accounts which deposited on the previous day. CashDrop is a game of chance, winning a prize is not guaranteed. To claim your game of CashDrop, you must log in and claim it via the ‘My Ac...count’ page. The game of CashDrop is available to play if you have made any deposits on the previous day and is only available to claim from 00:00 until 23:59 on the following day. Any prizes won from the CashDrop game will be added to your account in REAL funds – with no wagering requirements or terms attached. If your account is closed, self-excluded or on a 'take a break', you will not be entitled to play CashDrop. Any historical games of CashDrop which were unclaimed (for whatever reason) cannot be re-awarded retrospectively. Regular site T&Cs apply. Regular site T&Cs apply.

A daily dose of extra Bonus Rounds will always await the regular players of Free Spins no Deposit Casino! Cashdrop Deal offers all gamblers who have made any deposit in the past day by giving them free spins without any wagering requirements at all on the following day!

Bonus type: Free Spins, Code, Coupon, Weekly Bonus, Deposit Bonus

Min Deposit: £20

Wagering: 65x

#Ad, 18+, GambleAware.org | £20 min deposit. 65x wagering requirements, max bonus conversion to real funds equal to lifetime deposits (up to £250).

Get between 50 and 500 Free Spins on top slots such as Starburst, Irish Pot Luck, Fluffy Favourites, and Chilli Heat by using the code PRO at Slots Baby Casino. Deposit £20 or more, enter the code, and spin the Mega Reel to reveal your Free Spins prize.

This offer is available once per week, from Monday to Sunday. The Free Spins awarded through the Mega Reel are restricted to games selected by the casino. The maximum bonus conversion is limited to the total value of lifetime deposits (up to £250).

Bonus type: Free Spins, Code, Coupon, Weekly Bonus, Deposit Bonus

Min Deposit: £20

Wagering: 65x

#Ad, 18+, GambleAware.org | £20 min. T&Cs and 65x Wagering Requirements apply, £8 max win per 10 spins, max bonus conversion equal to lifetime deposits (up to £250)

Secure even more wins for yourself with PRO Free Spins Promotion! Every week, you will be given a chance to add 50+ Free Spins to your vault. How to apply? Enter the code PRO, deposit £20 and spin the special Mega Reel to see how many spins you’re getting this week!

Bonus type: Free Spins, Code, Coupon, Weekly Bonus, Deposit Bonus

Min Deposit: £20

Wagering: 65x

#Ad, 18+, GambleAware.org | £20 min. T&Cs and 65x Wagering Requirements apply, £8 max win per 10 spins, max bonus conversion equal to lifetime deposits (up to £250)

Yet another rewarding Mega Reel is available for all Thorslots Casino players to use, this time the offer is weekly! Deposit an amount of £20+, without forgetting to use the coupon code PRO and give it a shot to win 50-500 Bonus Spins as your prize on a weekly basis!

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Bonus type: Casino Match Bonus, Reload Bonus, Daily Bonus

Min Deposit: £10

Wagering: 35x

#Ad, 18+, GambleAware.org | Existing players only. Min. deposit £10. Bonus is a 30% match of your cash deposit up to £100. Max bet with bonus is £5. Bonus funds are separate to Cash funds, and are subject to 35x wagering and withdrawal requirements. Onl...y bonus funds count towards wagering contribution.

Hello Casino offers a 30% match bonus up to £100 on your first deposit every Sunday, applicable to any slot or table game.

Steps to Claim Your Bonus

Register or log in to your Hello Casino account.
Make a first deposit of at least £10 on any Sunday.
Select the “Slots & Tables” bonus to receive your 30% match up to £100.

Please note that the wagering requirement is 35x bonus amount. Maximum bet with bonus funds is £5. Bonus expiration: 30 days.

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Bonus type: No Wagering, Cashback Bonus, Weekly Bonus, Daily Bonus

Min Deposit: £25

Wagering: No Wager

#Ad, 18+, GambleAware.org | Opt-in Required. Minimum total deposit of £25. Valid only on weekends. Available on selected games only. Maximum cashback of £500 on deposit losses. Withdrawal requests void all active/pending bonuses. Excluded Skrill and Net...eller deposits.

🤩 Turn your weekends into winning streaks at AceLuckyCasino.com with our fabulous Cashback Weekend offer! Deposit a minimum of £25 using the relevant code and enjoy up to 15% cashback on your deposit losses, up to a maximum of £500! 🤑

💡 How it works:
1️⃣ Deposit £25+ with code: MARKER for Roulette Games, or code: DEALER for All other non-Blackjack Casino and Live Games 🌟
2️⃣ Play the relevant table games, including Live Dealer tables 🎲
3️⃣ If luck isn’t on your side, get a percentage of your deposit losses back as REAL MONEY with no wagering requirements! 💰

💥 Deposit Now & Get Your Cashback! 🚀

Don’t miss this fantastic cashback offer available every weekend. Turn your luck around and boost your winnings at Ace Lucky Casino! 🏆

Bonus type: Free Spins, Weekly Bonus, Daily Bonus, Deposit Bonus

#Ad, 18+, GambleAware.org | Funded players only. Max bonus conversion equal to lifetime deposits (up to £250), T&C's and 65x wagering requirements apply.

Wednesdays are considered a happy day at Thorslots Casino, all because you can grab some free rounds without any deposits required! It’s true, funded players simply have to pay a visit to casino on Wednesdays between 4-8PM and spin the Mega Reel to get 10-500 Free Spins every week!

Bonus type: Free Spins, Weekly Bonus

Wagering: 65x

#Ad, 18+, GambleAware.org | Claim between 3pm-7pm every Wednesday. Funded players only, max bonus conversion to real funds equal to lifetime deposits (up to £250), 65x wagering requirements.

Bonus type: Cashback Bonus, Daily Bonus

Min Deposit: £20

Wagering: No Wager

#Ad, 18+, GambleAware.org | Opt-in Required. Minimum total deposit of £20. Available on selected games only. Maximum cashback of £500 on deposit losses. Withdrawal requests void all active/pending bonuses. Excluded Skrill and Neteller deposits.

ConquerCasino offers up to 10% cashback on all deposit losses every Wednesday, applicable to any casino game. To participate, simply make a minimum deposit of £20 using code CBGAMES and start playing. If you incur losses, a cashback of up to £500 will be credited to your account by Thursday.

The cashback amount carries no wagering requirement, meaning it can be withdrawn or used freely. Only deposits of at least £20 qualify, and the minimum cashback payment is £2. Deposits made through Skrill or Neteller are not eligible for this offer.

Bonus type: Cashback Bonus, Daily Bonus

Min Deposit: £20

Wagering: No Wager

#Ad, 18+, GambleAware.org | The Midweek Cashback offer at JeffBet Casino is valid every Wednesday from 00:00 GMT to 23:59 GMT. Players must make a minimum total deposit of £20 using the code CBGAMES. All casino games are eligible for this promotion, and... players can only claim one deposit code per week. Cashback is awarded at 10% of deposit losses during the promotional period, up to a maximum of £500. The minimum cashback amount is £2, and the cashback will be credited as a zero-wagering bonus. Players will receive their cashback as part of their real money balance, from where it can be withdrawn or used for non-promotional play. The exact amount of cashback will be communicated to players via personalized notifications within 7 days.

Every Wednesday, JeffBet Casino gives you a chance to recover a portion of your deposit losses with their Midweek Cashback offer. The offer is available every week and allows you to get up to £500 back.

How to claim the Midweek Cashback

Make a minimum deposit of £20 using deposit code: CBGAMES
Play any casino game during the promotional period
Receive up to 10% cashback on your deposit losses, credited by Thursday

The cashback is capped at £500, and the minimum cashback is £2. There are no wagering requirements, and the cashback amount will be awarded directly to your Real Money Balance.

Bonus type: Free Spins, Monthly Bonus

Min Deposit: £10

Wagering: 65x

#Ad, 18+, GambleAware.org | Claim free spins for every 5 trophies collected. Winnings are credited as Bonus. 65x wagering requirements, max bonus conversion to real funds equal to lifetime deposits (up to £250) full T&Cs apply.

Unlock free spins with every 5 trophies collected and progress through levels to earn spins on the Trophy Mega Reel. Each level offers increasing spins, ranging from 5+ Free Spins for Levels 1–5, up to 20+ Free Spins at Level 16+. Winnings are credited as a bonus with a 65x wagering requirement, and maximum conversion to real funds is capped at lifetime deposits, up to £250.

To claim, collect trophies by completing tasks; every 5 trophies unlocks a new level and spins on the Mega Reel. Trophies and spins are subject to change monthly, ensuring varied slots. The Mega Reels are valid for players who have funded their accounts in the last 2 days, with a maximum of 3 unspun reels at any time. Terms include £8 max win per 10 spins and wagering conditions.

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Bonus type: Code, No Wagering, Cashback Bonus, Weekly Bonus, Daily Bonus

Min Deposit: £20

Wagering: No Wager

#Ad, 18+, GambleAware.org | Opt-in Required. Min total deposit of £20. Available on selected games only. Maximum cashback of £500 on deposit losses. Withdrawal requests void all active/pending bonuses. Excluded Skrill and Neteller deposits.

Turn your Wednesdays into winning days at Casinex with our Midweek Cashback offer! Get up to 10% of your deposit losses back in real money when you play any casino game! ?

? How Midweek Cashback works:
1️⃣ Make a minimum deposit of £20 or more with deposit code: CBGAMES ?
2️⃣ Play any casino game ?
3️⃣ If you aren’t showered with wins, you’ll get back 10% of your deposit losses up to a maximum of £500! ?

✨ That’s it! With no wagering requirements, the cashback is yours to keep or play, and will be credited to your account by the following Thursday. ⏰

? Deposit Now & Enjoy Midweek Cashback! ?

Transform your Wednesdays with this fantastic cashback offer, exclusively at Casinex! ?

Bonus type: No Wagering, Coupon, Code, Cashback Bonus, Daily Bonus, Weekly Bonus, Deposit Bonus

Min Deposit: £25

Wagering: No wager

#Ad, 18+, GambleAware.org | Opt-in Required. Minimum total deposit of £/$/€25. Valid only on weekends. Available on selected games only. Maximum cashback of £/$/€ 500 on deposit losses Excluded Skrill deposits. Full Terms apply.

Take advantage of the opportunity to reclaim up to 15% of your deposit losses when playing table games at Casimpo during Cashback Weekends. This offer is valid every weekend from Friday to Sunday, covering live dealer games and table games excluding blackjack and slots.

To participate, deposit at least £25 using the relevant code: MARKER for roulette or DEALER for other qualifying games. Play your favourite table games during the weekend and receive a cashback percentage based on your deposit losses: up to 15% for wagers of £500+ on roulette or £1,000+ on other qualifying games.

Cashback is credited as real money with no wagering requirements by the following Monday. Note that the maximum cashback amount is £500, and the minimum payout is £1. Terms apply, including restrictions on game eligibility and deposit codes.

Bonus type: Monthly Bonus

#Ad, 18+, GambleAware.org | Winning player will be contacted by email within 7 days of the previous month ending. Prize: £50 Just Eat voucher. No cash alternative prize available.

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Bonus type: Monthly Bonus

Min Deposit: £10

#Ad, 18+, GambleAware.org | 1 entry for every £10 wagered on any game in the "scratchcards" tab between the first and last day of the month. Prize £1,000 in Real Cash. Winner contacted via email and must claim the prize within 7 days.

Gamblizard brings you Bezy Casino’s incredible Monthly Scratch for Cash promotion! 🌟🤑 Scratch your way to win £1,000 in Real Cash every month! Simply head to the ‘Scratch Cards’ tab and wager £10 or more on any of our scratch card games between the first and last day of each month to earn a chance to win big! 💰🎟️

Scratch for Cash Highlights:

📆 Monthly Promotion
💸 £1,000 in Real Cash Prize
🎟️ Wager £10 or more on Scratch Card games
🔄 Collect more entries for every extra £10 spent

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Bonus type: Existing Players, Casino Match Bonus, Daily Bonus

Min Deposit: £10

Wagering: 35x

#Ad, 18+, GambleAware.org | 18+. Existing players only. Min. deposit £10. Bonus is a 30% match of your cash deposit up to £100. Max bet with bonus is £5. Bonus funds are separate to Cash funds, and are subject to 35x wagering and withdrawal requirements.... Only bonus funds count towards wagering contribution.

Receive a 30% deposit match up to £100 on your first deposit every Sunday at 21 Prive Casino, available for any slot or table game. To claim this bonus, simply log in to your 21 Prive Casino account and make a minimum deposit of £10. Select the Slots & Tables bonus during your deposit, and the 30% match bonus will be automatically credited to your account. Note that the bonus is only valid for the first deposit each Sunday.

The wagering requirement is 35x the bonus amount, and only bonus funds count towards the wagering contribution. The maximum bet with bonus funds is £5, and the bonus will expire if not used within 30 days.

Monthly Casino Bonuses - Top UK Offers

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