The Best Online Slots Bonus Offers for UK Players – Top Value for Your Deposit!

Looking for a nice slot bonus to spin to win with? This is the site for you, then!The table below includes a list of the best slot bonus offers in the UK:
Greetings to the United States!Check Out the Best Online Slots Bonuses for October, 2020
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Last Updated on 30 Sep 2020 by Chief Editor Aidan Howe
Slot Casino Slots Bonus Playthrough Validity Min. Deposit Bonus Rating Secure Link
£100 + 200 Free Spins 40x Bonus Amount 30 Days £20
5.00 ★ out of 5
www.casino.com *Full T&Cs apply. New Customers. 5% cashback on day 1-7 deps, 10% on day 8-14. Max £1000 p/w. Max welcome bonus £100, min £20 deposit. 40x wagering, valid for 30 days. Game weighting, payment restrictions and betting limits apply. Casino Only.
500 Free Spins Each Worth 50p 65x on Winnings 24 Hours £10
4.90 ★ out of 5
www.bgo.com Full T&Cs apply. 18+. *UK only. Win up to 500 spins from Mega Wheel on 1st deposit. 24-hour expiry. Max bet £2.50, Max Spins win £8 per 10 spins, Max Bonus win £150, selected games & 65x wagering on winnings. Min deposit £10. No Neteller/Skrill. Deposit/withdrawal fees apply.
£500 + 50 Free Spins 35x Bonus + Deposit 30 Days £20
4.80 ★ out of 5
www.casimba.com Full T&Cs apply. 18+. New players only. 1 bonus offer per player. Min. deposit £20. Max. bonus bet is £5. Bonus spins on selected games only and must be used within 72 hours. Bonus funds expire in 30 days, unused bonus funds will be removed. Bonus funds are 100% match up to £500 on your 1st deposit, 25% match up to £1000 on your 2nd deposit, and 50% match up to £500 on your 3rd deposit. Bonus funds are separate to Cash funds, and are subject to 35x wagering the total bonus & cash. Only bonus funds count towards wagering contribution. Terms apply. BeGambleAware.org
£250 Welcome Bonus 50x Bonus + Deposit 7 Days £20
4.70 ★ out of 5
www.betway.com Full T&Cs apply. New customers only. Opt-in required. 100% Match Bonus up to £50 on 1st deposit of £10+. 50x bonus wagering applies as do weighting requirements. Debit Card & PayPal deposits only. This offer is valid for 7 days from your new account being registered.  Irregular gameplay may invalidate your bonus.
£123 + 10% Cashback 50x Bonus + Deposit 30 Days £10
4.60 ★ out of 5
www.funcasino.com Full T&Cs apply. 18+. New players only - Maximum bonus is £123 - Max bet with bonus is £5 - No max cash out - Wagering is 50x - Skrill & Neteller excluded - Eligibility is restricted for suspected abuse - Cashback is cash, so no wagering - Cashback applies to deposit where no bonus is included.
£200 + 10 Free Spins 30x Bonus 30 Days £10
4.60 ★ out of 5
www.netbet.co.uk Full T&Cs apply. New players, £10+ deposit required, no e-wallets/prepaid cards,30x Playthrough on Bonus and 50x on Free Spins winnings.
£400 100% Match Up 30x Bonus 14 Days £10
4.60 ★ out of 5
www.galacasino.com Full T&Cs apply. 18+. New customers only. Deposit/spend £20, get £40 bonus + 20 Free Spins. 35x Wag on Bonus. 10x Wag on Free Spins winnings. Free Spins valid on selected games. 7 days to claim, 7 days to wager. Restrictions & T&Cs apply.
£600 + 200 Free Spins 25x Bonus + Deposit 30 Days £20
4.50 ★ out of 5
www.dunder.com Full T&Cs apply. 18+. Minimum deposit: £20. 100% bonus up to £100 valid on first deposit only. Wagering on bonus: 80x. Wagering must be completed within 30 days. Max bonus bet £5. Bonus is valid for a total of 21 days. Game weighting, payment method and standard bonus terms apply.
£300 + 100 Free Spins 35x Bonus 30 Days £20
4.50 ★ out of 5
www.playzee.com Full T&Cs apply. 18+. New players only. Valid for 15 days after 1st deposit, Min Deposit £20. Max Bonus Bet £5. Winnings from spins capped at £50. First 100 Zee spins: 10/day. Spins must be used within 24 hours. Funds within 30 days. Bonus funds are separated to Cashe funds, and are subject to 35 wagering (bonus + cash). BeGambleAware.org.
50 Free Spins 0x Wagering Unlimited £10
4.50 ★ out of 5
www.playojo.com Full T&Cs apply. 18+. First deposit only. 50 Free Spins on the Book of Dead slot. Min deposit £10. Excl. new players in N.I. Each Free Spin valued at 10p. OJO’s Rewards and Game Play policy applies.

The offers you see in the table above are in accordance with the best casino sites in the UK, which are all fully licensed and regulated by the UKGC. The best bonus for slots, according to us, is that of Casino.com as it features 200 free spins, which are valid for 30 days. This is a pretty long period, which is more than enough time for players to use their spins and fulfil the wagering requirements. The other offer we have is that of BGO Casino, which consists of free spins and bonus amount. The best part about it is the no wagering requirement and the minimum deposit. Lastly, we offer Casimba Casino as an alternative. Its bonus is absolutely great – 100% match up to £500 and 50 free spins. An offer quite hard to resists. So, let’s look at the best bonus slots together!

How to Pick a Slot Offer – All You Need to Know!

When it comes to choosing the best online slots bonus in the UK, people often get it wrong. Because gambling is all about large numbers and shiny banners, people can often be bewitched by offers, which appear as they are out of this world. But always remember – if it is too good to be true, it usually is! Therefore, you should always check the terms and conditions of bonuses and never make a rash decision based solely on the banner. You should calculate how much value you get for your money or effort. Receiving a huge bonus amount and numerous free spins have no point if there is a large wagering requirement to fulfil for a short amount of time. In the following paragraph, we will have a more detailed look at the slots welcome bonus terms and what to look for.

Fair Bonus Terms

Finding a slots bonus in the UK is not an easy quest! The basic bonus terms are familiar to all players and they are wagering requirements, minimum deposit, validity period, game contribution and others. In terms of wagering, it is preferable to look for a requirement as small as possible. Usually, you can find requirements for 30x, which are quite reasonable. Anything above 45 and 50, however, should be looked at with more caution. Questions you should ask yourself are “What is the validity of this bonus?” and “Will I have enough time to fulfil them?”. A positive aspect of slots is that they are easiest when it comes to fulfilling wagering requirements. A reason for that is the fact that they contribute 100%, have autoplay options and a large number of variations.

The minimum deposit you should aim to find is between £10 and £20, which is the case for most casinos, so you shouldn’t have too much trouble with that. A 10 deposit slots casino essentially allows you to play the games you want with a deposit of only 10 pounds. The validity period depends very much on the wagering requirements. If you have high requirements like 40x, the validity period should be 30 days. So, always aim for tip for the best casino bonuses with the easiest terms .

Maximum Bonus Amount

Size does, of course, matter and it is normal that players would be looking for a large sum. There is nothing wrong with that, as long as you check the terms and conditions and they are reasonable enough. In the bonus offers we have in the table above; the largest amount comes from Casimba – £500. This is a spectacular amount and to make things better, there are also 50 free spins you get. The playthrough requirement is 35 times and has to be met within 30 days, which is a more than a reasonable condition.

UK Online Slot Bonuses – Maximum Amount

Slots Games Inclusion in Promotion

A common term of the bonuses is the fact that you can use it only on a certain amount of slots, which is not ideal. You should aim at finding a bonus that is suitable for all slots. That is because, your favourite slot might not be in the chosen set, which is an inconvenience. You would have to be forced to learn the characteristics of a new game just, so you can use your bonus. Even though the operators usually choose the most popular games, which are beloved by many, it is much better to have all slots included in the bonus terms.

Maximum Bet Amount when Playing with a Bonus

Sometimes, casinos put a limit on the bet amount during bonus money play in order to prevent bonus abuse. That sum is usually a maximum of £5, which is quite inconvenient for low-stakes players. If you are looking for a casino bonus, which has low wagering requirements, you can try Casimba Casino. Most bonus offers out there, unfortunately, have a solid wagering requirement and a maximum bet amount. If you are a low-stakes player, however, this particular condition should not be too inconvenient for you. Trying some Thunderkick casino games would also do you good in case like to keep your wagers small.

Accepted Deposit Methods

Another requirement, which you can often find among the terms and conditions of the bonus is the payment method used to make the deposit. Often enough, you can find that e-wallets like Skrill and Neteller are not in fact in the list of accepted methods for deposit bonuses. Stated otherwise, if you make a deposit via such a payment method, you will not be eligible to take the bonus. This is quite inconvenient, especially if you prefer using this exact method. You can use a debit card or PayPal instead of e-wallets for the initial deposit. From the 3 casinos we offer, Casimba has no payment methods requirements and you can make your deposit using whatever method you see fit.

The Best Online Slots Bonuses in the UK: A Comparison

Now that we have discussed all the terms and conditions we should look for, it’s time to compare the top 3 bonus offers we have chosen as the best for slot players. Casino.com has both a bonus sum of £100 and 100 free spins, which is quite a spectacular offer. In comparison, Casimba offers £500 but has fewer free spins available – only 50. BGO offers 10 free spins with no wagering requirements alongside generous bonus cash of £400. The minimum deposit for Casino.com and Casimba is £20 and for BGO it is £10, which are all reasonable amounts. The wagering requirements for two of the bonuses are 35x and 40x, which are quite high. However, the validity of those offers is 30 days, which is a long enough period to fulfil the wagering. If you are a fan of PayPal, then go to BGO Casino, as it is the only offer, we have, which allows PayPal deposits.

Slot Casino First Deposit Bonus Min. Deposit Terms and Conditions Wagering Max. Bet Amount Slot Contribution Bonus Validity PayPal Accepted
100% up to £100 £20 *Full T&Cs apply. New Customers. 5% cashback on day 1-7 deps, 10% on day 8-14. Max £1000 p/w. Max welcome bonus £100, min £20 deposit. 40x wagering, valid for 30 days. Game weighting, payment restrictions and betting limits apply. Casino Only. 40x Bonus £5 100% 30 Days No
Win Up to 500 Free Spins £10 Full T&Cs apply. 18+. *UK only. Win up to 500 spins from Mega Wheel on 1st deposit. 24-hour expiry. Max bet £2.50, Max Spins win £8 per 10 spins, Max Bonus win £150, selected games & 65x wagering on winnings. Min deposit £10. No Neteller/Skrill. Deposit/withdrawal fees apply. 65x wagering on winnings £2.50 100% 24 Hours Yes
100% up to £500 £20 Full T&Cs apply. 18+. New players only. 1 bonus offer per player. Min. deposit £20. Max. bonus bet is £5. Bonus spins on selected games only and must be used within 72 hours. Bonus funds expire in 30 days, unused bonus funds will be removed. Bonus funds are 100% match up to £500 on your 1st deposit, 25% match up to £1000 on your 2nd deposit, and 50% match up to £500 on your 3rd deposit. Bonus funds are separate to Cash funds, and are subject to 35x wagering the total bonus & cash. Only bonus funds count towards wagering contribution. Terms apply. BeGambleAware.org 35x Bonus + Deposit £5 100% 30 Days No
£250 £20 Full T&Cs apply. New customers only. Opt-in required. 100% Match Bonus up to £50 on 1st deposit of £10+. 50x bonus wagering applies as do weighting requirements. Debit Card & PayPal deposits only. This offer is valid for 7 days from your new account being registered.  Irregular gameplay may invalidate your bonus. 50x Bonus + Deposit None 100% 7 Days Yes
£123 £10 Full T&Cs apply. 18+. New players only - Maximum bonus is £123 - Max bet with bonus is £5 - No max cash out - Wagering is 50x - Skrill & Neteller excluded - Eligibility is restricted for suspected abuse - Cashback is cash, so no wagering - Cashback applies to deposit where no bonus is included. 50x Bonus £5 100% 30 Days No
£200 £10 Full T&Cs apply. New players, £10+ deposit required, no e-wallets/prepaid cards,30x Playthrough on Bonus and 50x on Free Spins winnings. 30x Bonus None 100% 30 Days Yes
£400 £10 Full T&Cs apply. 18+. New customers only. Deposit/spend £20, get £40 bonus + 20 Free Spins. 35x Wag on Bonus. 10x Wag on Free Spins winnings. Free Spins valid on selected games. 7 days to claim, 7 days to wager. Restrictions & T&Cs apply. 30x Bonus £0.25 per spin 100% 14 Days Yes
£600 £20 Full T&Cs apply. 18+. Minimum deposit: £20. 100% bonus up to £100 valid on first deposit only. Wagering on bonus: 80x. Wagering must be completed within 30 days. Max bonus bet £5. Bonus is valid for a total of 21 days. Game weighting, payment method and standard bonus terms apply. 25x Bonus £5 100% 30 Days Yes
£300 + 100 Zee Spins £20 Full T&Cs apply. 18+. New players only. Valid for 15 days after 1st deposit, Min Deposit £20. Max Bonus Bet £5. Winnings from spins capped at £50. First 100 Zee spins: 10/day. Spins must be used within 24 hours. Funds within 30 days. Bonus funds are separated to Cashe funds, and are subject to 35 wagering (bonus + cash). BeGambleAware.org. 35x Bonus £5 100% 30 Days No
50 Free Spins £10 Full T&Cs apply. 18+. First deposit only. 50 Free Spins on the Book of Dead slot. Min deposit £10. Excl. new players in N.I. Each Free Spin valued at 10p. OJO’s Rewards and Game Play policy applies. 0x Wagering £0.10 per spin 100% Unlimited Yes

Free Offers

Some casinos offer free spins on registration, without needing to make a deposit first. This usually appears tempting for players. However, such offers usually have harsh terms, such as a large wagering requirement and you need to deposit money in order to withdraw your winnings. So, it is not as non-binding as it appears. For that reason, we don’t usually promote such no-deposit offers in our reviews. If, however, you are looking for such free spins, do have in mind that BGO Casino will grant you 10 free spins on registration, which will have no wagering requirements whatsoever. Alternatively, you can also take a look at the new slot sites with a free sign up bonus if you want to enjoy a wider variety of offers where no deposits are required! And talking about this kind of bonuses, our page about the best £10 no deposit slot bonus in the UK – it might as well be exactly what you are searching for.

The Best Slots Bonus in the UK

As we already discussed in the review, we believe Casino.com is the best online slots bonus in UK. There is a bonus sum and free spins, which can all be used on the glorious slot games of your choice. You can, of course, choose another online casino as long as you are careful enough with the terms and conditions. Always read carefully and know what to search for!

Up to £100
Wagering:
40x bonus amount
Min. Deposit:
£20
Validity:
30 Days
*Full T&Cs apply. New Customers. 5% cashback on day 1-7 deps, 10% on day 8-14. Max £1000 p/w. Max welcome bonus £100, min £20 deposit. 40x wagering, valid for 30 days. Game weighting, payment restrictions and betting limits apply. Casino Only.

In short, we chose this particular offer because it has 100 free spins, which can be used within 30 Days. It also has a 100% match up on deposits up to £100 in case you get tired of slots and want to play a game or two of blackjack or roulette. The wagering requirements of 40x have a whole month to be fulfilled, which is more than enough. So, go ahead and give it a try!

Advantages and Disadvantages of Slot Bonuses

In this review, we took a look at the best bonus slots together! The advantages of using your bonus for slots are numerous. For instance, the wagering requirements are met faster as you have a 100% slot contribution, autoplay features and biggest game variety. It is therefore much easier to fulfil all the bonus requirements within the given limit when playing slots. It is a little risky, though, and if you want to play with bigger safety, then we would recommend trying out roulette games. Have a look at the roulette bonuses we have picked in our specially dedicated page. Whichever bonus you choose always remember to look carefully at the terms and conditions beforehand. Good luck with your gambling adventures! In order to give you a full picture, though, we feel the need to mention that there are some operators that offer bonuses that require a code. Perfect examples are the bCasino bonus code offers and the NetBet promo codes. Some players prefer such promotions instead of the regular ones and the best advise that we can give you is to read the pages that we have about such codes and decide which is the best match for you!

Enjoy More Excellent Online Casino Promotions

We hope that our slots bonus guide has helped you find the right offer for you. Need more information about your favourite game? You can find it on our page about the best online slots casinos in the UK. We also advise you to read our guide dedicated to the trusted online casino sites that we recommend to our readers. Alternatively, if you are looking for a certain type of promotion, you may consult the bonus guides that we have selected for you: