Best Online Casino Bonuses UK | 2026

To get BetMGM’s offer, you must opt in, then deposit and play £10. You have 7 days to fulfil this requirement and get 200 spins. Each spin is worth £0.10 and they can be played only on Big Bass Splash.

Pros

• Only 1x wagering
• High number of spins
• You have 7 days to wager your deposit

Cons

• You can only play Big Bass Splash

We highly recommend this BetMGM bonus to new players as it offers many spins for a reasonable deposit of only £10. Moreover, you only have to wager your deposit once and then you can play with your spins and cash out all the winnings, which is a great advantage.

At Mega Riches Casino, if you’re a new customer and make a minimum deposit of £10, you will trigger a 100% up to £25 and 50 FS to play Ancient Fortunes Poseidon Megaways.

So, when the bonus funds are active, you must clear 10x wagering requirements in 60 days. The outstanding news is that you can only play jackpots with this bonus with a £2 per spin.

However, the deposit spins bonus is bound to no wagering, but the max bet in this situation is capped at £0.1.

Pros

• You can only play jackpots
• 35x wagering for the bonus funds
• 60 days to clear the rollover
• £2 max bet
• The additional FS don’t have to be wagered

Cons

• Limited gaming variety

So, if you’re into slots, especially jackpots and mega ways, then the Mega Riches can be your next stop, thanks to this outstanding bonus. We recommend this bonus to all types of players, but mainly you if you’re playing with limited experience. We say this because both wagering conditions are easy to complete.

To redeem the Casumo welcome bonus as a newly joined British user, you must deposit at least £20 after you opt-in for the offer during account creation. The wagering conditions attached to this offer are 30x D+B, while the spins require only 30x your winnings amount. There’s no limit on how much you can withdraw using this promotion, but the maximum bet you can place is £5.

Also, the free rounds are only eligible to play on the Big Bass Bonanza slot from Pragmatic Play.

Pros

• Good wagering of 30x for the spins
• Unlimited cashouts from this offer
• Max bet of £5 is inclusive enough

Cons

• High minimum deposit of £20 is needed
• The free rounds are restricted to a single game

Our team believes that Casumo’s welcome offer is suitable for numerous British punters. There are aspects to consider before claiming the deal. The £20 minimum deposit and the unlimited cashout are better suited for experienced players and high rollers, while the 50 free spins with low wagering of 30x are better for online gambling beginners and lower rollers.

To get a 100% bonus of up to £25 plus free spins on Big Bass Bonanza, you must be a new customer at Prime Casino. Click the play button available on our website, and your browser will redirect you to the casino’s registration page. Complete the sign-up and deposit at least £10 — the bonus and spins are automatically credited to your account.

The wagering requirement is 10x the bonus amount, and the same 10x applies to your free spin winnings — both must be cleared within 30 days. The maximum bet is £5 or 10% of the bonus (whichever is lower), and only slots count towards the rollover. Each free spin on Big Bass Bonanza is worth £0.10.

Pros:

• £10 minimum deposit
• 10x bonus wagering requirement
• £5 max bet
• Free spins on Big Bass Bonanza included

Cons:

• Bonus capped at £25

We appreciate this offer because it combines a 100% match bonus with free spins on Big Bass Bonanza, one of the most popular slots in the UK. The 10x wagering on both the bonus and the free spin winnings is well below the industry average, and the £5 max bet helps you clear the rollover efficiently. Moreover, the bonus is automatically credited, so there’s no extra step after depositing. The only downside is the £25 bonus cap, which keeps the overall value modest. Prime Casino has been operating since 2005, and if you enjoy Big Bass Bonanza, this is a reliable way to start with low-wagering bonus funds and extra spins.

Spin Casino offers new UK players a 100% match up to £100 plus 100 no wager free spins on Centurion Big Money. You’ll need to opt-in during registration and deposit at least £20 via debit card to claim both parts of this welcome package.

Here’s how to claim: First, tick the opt-in box when registering. Then deposit £20 or more using a debit card only. Your deposit doubles instantly with the 100% match. To unlock the 100 free spins, simply wager your initial £20 deposit on any game.

The free spins credit automatically once you’ve staked £20. Each spin is worth £0.10, giving you £10 in total spin value. Best of all, these spins carry no wagering requirements – whatever you win is yours to withdraw immediately.

Pros:

• Two-part bonus maximizes welcome value
• Free spins have zero wagering requirements
• £10 total spin value is withdrawable immediately
• 7-day validity gives time to claim
• Can save free spins for later use

Cons:

• 50x wagering on deposit bonus is steep
• Debit card only restriction limits payment flexibility
• Must wager deposit to unlock free spins
• Table games contribute just 8% to bonus wagering
• Several payment providers excluded (Revolut, prepaid cards)

We appreciate Spin Casino combining two bonus types into one welcome offer. The no-wagering free spins particularly stand out, as this feature is increasingly rare among UK operators. Getting £10 worth of wager-free spins adds genuine value.

However, the 50x wagering on the deposit bonus dampens our enthusiasm. While the 100% match sounds generous, you’ll need to wager £5,000 to clear a £100 bonus. Combined with the debit card restriction, this offer suits casual players more than bonus hunters. We recommend focusing on the free spins value while treating the deposit bonus as extended playtime.

As a newly signed-up user at MrSuperPlay Casino, you can grab a 150% up to £50 welcome offer. The first step to claim the offer is to hit the play button that will redirect you to the exclusive landing page where you can see the promotional banner and a “sign up” button. Click the button and complete the registration. Opt in for the bonus and deposit at least £10. 

When this bonus is active, you will be able to play slots with a £5 max bet. This is excellent news because if you use this feature like a pro, you will be able to clear the 10x wagering very fast. However, the maximum withdrawal is capped at 1x the bonus recieved.

Pros

• £10 minimum deposit
• £5 max bet
• 10x wagering requirements

Cons

• Many restricted slots
• Low maximum cashout valu

Our experts at KingCasinoBonus.uk believe that MrSuperPlay offers a great welcome promo with a great percentage match of 150% starting at an affordable price point of only £10. We even liked that you will receive additional free spins for Gates of Olympus, but the drawback is the low maximum withdrawal feature.

If you’re a new customer at Grosvenor, you can click the button called play in this bonus box to start grabbing the up to £40 welcome offer. After you hit the button, you will be redirected to the exclusive promo LP where you can see a join here button. Click it, complete the process, opt in for the bonus and deposit at least £20. 

This bonus is available for 30 days, and you need to clear a 10x wagering requirement. Slots count 100% towards the wagering, but if you aim to play progressive jackpots, the wagering contribution is 50%. After you clear the wagering, you can withdraw up to £2000. The good news is that the max bet is £5. 

Pros

• 10x wagering requirements
• £5 max bet
• Up to £2000 cashout

Cons

• £20 minimum deposit

Our team of experts rated this promo as excellent because of the 10x wagering requirements that are very easy to complete, especially because of the £5 max bet feature. Keep in mind that you must read the T&Cs before you claim the bonus to know more about the wagering contribution while the bonus is active.

To claim your LeoVegas Welcome Bonus, follow these steps:

1. Opt-in: Head to your account and opt-in for the welcome bonus.
2. Make a deposit: Deposit a minimum of £10 within 7 days of signing up.
3. Wager: Play through your deposit once (1x wagering requirement) on eligible casino games (note that live casino and table games are excluded).
4. Free Spins: Once the wagering requirement is met, you’ll receive 50 Free Spins, worth 10p each, on Big Bass Splash.
5. Expiry: Use your Free Spins within 3 days before they expire.

Keep in mind that wagering contributions vary depending on the games you play, so double-check the eligible games list.

Pros:

• Simple wagering requirement: 1x deposit.
• Great for fans of Big Bass Splash.
• Spins come with a 3-day window, allowing time for use.

Cons:

• Excludes live casino and table games for wagering.
• Spins are only worth 10p each.

We believe that the LeoVegas welcome offer is ideal for UK gamblers who enjoy slots and prefer a straightforward bonus with minimal wagering. However, it may not appeal to those who favour live casino games, given the exclusions. The 1x wagering is competitive compared to other offers, but the short expiry and specific game for Free Spins may limit its appeal for some.

If you’re a new player at Mr Vegas and want to start with 100% up to £200, hit the play button in this box. You will be taken to a special bonus landing page where there’s a “register” button. Click it and complete the registration. Deposit £10, go to “my profile” and trigger the offer.

Keep in mind that this bonus comes with a 35x wagering requirement. Furthermore, depending on how much you deposit, you will determine the max bet. For example, if you deposit £40 or more, the max bet will be £20. You have a week to activate the offer after registering, so you can read the terms before claiming it.

Pros

• £10 min deposit
• 35x wagering requirements

Cons

• You must use the FS in 24 hours
• The maximum cashout isn’t clearly stated

Our team of experts used the bonus and they managed to clear the wagering, but you must be aware on how much you deposit becuase you’ll be the one who’ll determine the maximum bet which is up to £20. Read the terms carefully before claiming.

To collect 120 free spins on Book of Dead, you must be a new customer at Spingenie Casino. Click the play button available on our website, and your browser will redirect you to the casino’s registration page. Complete the sign-up process and deposit at least £10 to receive all 120 spins instantly.

The wagering requirement is 10x your winnings, which is one of the lowest you’ll find for deposit spins in the UK market. Each spin is worth £0.10, and all 120 are credited to your account at once. Book of Dead is the only game available for this offer, but it’s one of the most popular slots in the UK from Play’n Go.

Pros:

• £10 minimum deposit
• 10x winnings wagering requirement
• 120 spins credited all at once
• Popular Book of Dead slot

Cons:

• Only one game available

Our team of experts rated this as a strong deposit spins offer because of the 120 spins combined with the 10x winnings wagering and a £10 minimum deposit. That’s a generous number of spins for a low entry cost, and the wagering makes it straightforward to clear whatever you win. Book of Dead is one of the most iconic slots in the UK, known for its high volatility and free spins feature, so the spins are on a game that can deliver solid returns. The only downside is that it’s the sole game available, but for Book of Dead fans, that’s hardly a drawback. If you want a high-volume, low-wagering deposit spins bonus, Spingenie delivers.

If you access the exclusive link of the Hippodrome’s 100% up to 100 & 100 FS, you will be redirected to the main casino page, but in the middle, you will see the bonus banner where there’s a golden button “Join”. Click on it, finish the registration process, and start the claim procedure. All you have to do is to deposit a minimum of £20. 

Note that this bonus comes with a high wagering requirement of 50x the bonus received. But with the additional spins for Big Bass Splash, everything about this promotion becomes balanced since there’s no wagering attached to these spins.

Pros

• Easy redeeming process
• The spins are bound to no wagering feature

Cons

• 50x wagering is very high

Even if the 50x wagering attached to this bonus is very high, we still consider this bonus worthwhile. We say this because of the additional spins for Big Bass Splash since they come with no rollover conditions. Even so, the overall bonus is perfect to try new games.

To get this bonus, you must deposit £10 or more. The funds can be used on any game but the spins only on Big Bass Bonanza. Remember that you must complete a 50x wagering before cashing out. After that, you may withdraw up to 3 times the initial bonus.

Pros

• High maximum cashout of up to 3x bonus
• You can use the spins on the popular Big Bass Bonanza slot

Cons

• The 50x wagering is high

This Casino Kings bonus offers great value for a minimum deposit of only £10 and many spins on the Big Bass Bonanza slot. Thus, it is suitable for new players as they get to test several game types. However, the only downside is the high wagering of 50x, which can be quite difficult to complete.

The Vic offers you, as a new customer, the chance to start with a 100% up to £20 welcome offer. To start the claiming process, click the play button because it will redirect you to the exclusive bonus LP. When on that page, you will see a “join now” feature. Click this, too, and complete the registration. After that, you must go to Promotions, choose the welcome offer, and deposit at least £20. 

Keep in mind that this bonus has 10x wagering requirements. If you manage to clear it, you will be able to withdraw up to £2000. 

Pros

• 10x wagering requirements
• Up to £2000 max cashout

Cons

• £20 min deposit

Since the wagering requirement is 10x and it’s way below the UK industry average, we understood perfectly why this casino chose to set the minimum deposit at £20. We also like that the maximum withdrawal is clearly stated and it’s very generous.

To start with this 50% deposit bonus of up to £5, you must be a new customer. Hit the play button available on our website, and your browser will redirect you to the casino’s registration page. Complete the sign-up process and deposit at least £10.

The wagering requirement is only 1x the deposit amount, which is one of the lowest you’ll find in the UK market. Still, keep in mind that live casino is the only game category available for this offer. Roulette and baccarat are not included, so make sure to check which live casino games qualify before you start playing.

Pros:

• £10 minimum deposit
• 1x deposit wagering requirement
• Trusted White Hat Gaming / LeoVegas operator

Cons:

• Only live casino games available
• Low bonus value (up to £5)

Our team of experts found this offer interesting because of the 1x deposit wagering, which makes it one of the easiest bonuses to clear at any UK casino. The £10 minimum deposit also keeps the barrier low for new players. However, the £5 maximum bonus and the restriction to live casino games only limit the overall value. If you’re a live casino fan looking for a low-risk way to try 21 Casino, this is worth considering.

If you deposit at least £10, you will receive a 100% matched-up bonus. The promotion does not impose a cashout limit, and you can withdraw your funds as soon as you complete the 40x wagering requirement.

While using the bonus, you can place bets up to £5. The offer is available for 30 days.

Pros:

• No withdrawal limit.
• The promotion is not limited to a particular game.
• You have 30 days to fulfil the wagering condition.

Cons:

• The 40x rollover requirement may be too high for some players.
• Only slots and Slingo have a 100% wagering contribution.

The offer provides a standard 100% matched-up bonus for a fair deposit of £10. However, the lack of restrictions on the cashout limit makes it stand out and a good choice to explore the casino’s slot selection. The rollover condition may be too high, but players have 30 days to fulfil it.

The minimum deposit to claim Pay By Mobile Slots Casino’s first deposit promotion is £10. New joiners can use the bonus on multiple games inside the platform within seven days. Also, if you fulfill the 65x bonus wagering, you can withdraw up to £250.

The extra spins, available on the popular game Sweet Bonanza, have a value of 0.1. Furthermore, this operator allows new joiners to cash out a maximum of £250 after completing the 65X winnings rollover.

Pros

• The qualifying £10 deposit is low
• The spins are available on a popular slot game
• A decent bonus amount
• A great withdrawal of £250 from the bonus and the free spins winnings

Cons

• The bonus and the extra spins carry high wagering requirements of 65X.

Despite sky-high 65x playthrough demands, Pay By Mobile Slots’ 10-pound-triggered new player promotion brings value through withdrawable bonus funds up to 250 pounds plus free Sweet Bonanza spins. We recommend this promotion, especially to experienced punters who can successfully complete the playthrough.

If you’re a new customer, you can get a 100% bonus of up to £50 plus 25 free spins on Big Bass Bonanza at Volcanobingo Casino. Click the play button available on our website, and your browser will redirect you to the registration page. Complete the sign-up process and deposit at least £10 to activate both the bonus and the spins.

The wagering requirement is 10x the bonus amount, which is well below the UK average. However, the maximum amount you can convert from bonus to real funds is equal to your lifetime deposits, up to £250. The 25 free spins on Big Bass Bonanza are included as part of the welcome offer, giving you extra value on one of the UK’s most popular slots.

Pros:

• £10 minimum deposit
• 10x bonus wagering requirement
• 25 free spins on Big Bass Bonanza included
• Up to £50 bonus value

Cons:

• Max cashout tied to lifetime deposits (up to £250)

This welcome offer stands out because of the 10x wagering requirement paired with 25 free spins on Big Bass Bonanza — a combination that gives you both bonus funds and extra spins with minimal rollover. The £10 minimum deposit unlocks the full package, making it accessible for all budgets. However, the lifetime deposit cashout cap means your maximum withdrawal from the bonus grows with each deposit you make, up to £250. For regular players, this restriction becomes less of an issue over time. If you enjoy Big Bass Bonanza and prefer low-wagering offers, Volcanobingo provides a well-rounded welcome package.

You can claim 100 spins on Big Bass Bonanza by creating an account and making your first deposit.

The offer will be automatically credited after you deposit £10 or more. The spins have a preset value of £0.10 each, and they may only be used on the Big Bass Bonanza slot.

To be able to complete the requirement and withdraw, you must wager the winnings 60 times first.

Pros

• You can use the spins on a popular high payout rate slot game

Cons

• The wagering requirement is high, and it will take longer to complete

This promotion is suitable for slots enjoyers, as it offers a good number of 100 spins on a popular title. What’s more, the spins have a high value of £0.1 each.

To qualify for this bonus, you must deposit and stake £20 on any jackpot game on the site. The funds come with a wagering of 50x deposit + bonus but the spins have no wagering. Remember that only debit cards are eligible to claim this offer and you have 7 days after registration to redeem it.

Pros

• The spins have no wagering
• The bonus funds can be used on many game types

Cons

• You must use the deposited funds on a single jackpot
• The wagering for the bonus funds is quite high

We believe this offer is great for new players as they get to test several game types like slots, table games and live casino. Moreover, the spins come with no wagering requirement. Still, the downside is the high wagering for the funds and the fact that you must only use your deposit on a single game to be eligible for the promotion.

To claim a 100% bonus of up to £25 at Playzee Casino, you must be a new customer. Click the play button available on our website, and your browser will redirect you to the casino’s registration page. Complete the sign-up process and deposit at least £20 to activate the offer.

The wagering requirement is 10x the bonus amount, and the maximum bet while the bonus is active is £5, which will help you clear the rollover at a steady pace. You can use the bonus on slots, classic slots, and 5-reel slots, giving you access to a wide range of titles across Playzee’s library of over 2,132 games from providers like Pragmatic Play, NetEnt, and Evolution Gaming.

Pros:

• 10x bonus wagering requirement
• £5 max bet
• Multiple slot categories available (slots, classic slots, 5-reel slots)

Cons:

• £20 minimum deposit

The strongest feature of this offer is the 10x wagering requirement paired with the £5 max bet, which together make clearing the rollover straightforward. Moreover, having access to three slot categories means you won’t be limited to a narrow selection of games. However, the £20 minimum deposit is above the UK average, and the £25 bonus cap keeps the overall value modest. If you don’t mind the higher entry point and prefer a low-wagering bonus with a solid game selection, Playzee is a reliable choice.

After making a £10 or above deposit, you will be granted 50 spins on Book of Dead. They come with no wagering requirements. So, you may cash out your winnings right after using the spins.

Remember that each round is worth £0.10. You cannot change this value.

Pros

• The number of spins you receive is quite high compared to the amount you deposit
• The spins come with no wagering

Cons

• There isn’t much variety, as the spins can only be played on Book of Dead

This promotion is a great choice for slots enthusiasts in search of no wagering spins for a minimum deposit of only £10.