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400% Casino Bonus Offers in the UK

400 deposit bonus

During the last couple of years many new British non Gamstop online casinos were launched and all of them are trying to get a piece of the UK gambling market. When searching for a new casino, many factors come into play. One of these being bonuses and offers, but one of the most lucrative offers is a 400% casino bonus on your deposit. There are few things in life that can beat the offer of receiving 4 times back on your deposit as a bonus at UK casinos.

In this guide, you’ll find a list of top sites where you can claim a 400% deposit bonus. Plus, we’ve reviewed the casinos, so you know which one will suit you. Read on to find out the advantages and disadvantages of these offers and how to claim them.

Here is our list of the best reviewed casinos with 400% deposit bonus:

  • Crazy Star Casino
  • Magic Win Casino
  • Captain Marlin Casino
  • Pyramid Spins Casino

List of 400% deposit Bonus Offers in the UK

  • MyStake Casino
    23 votes
    Review
    150% Deposit Bonus Up To £1000
    • Credible Gambling Provider
    • Not Connected To GamStop
    • €20 Min. Deposit
  • GoldenBet Casino
    38 votes
    Review
    100% Deposit Bonus up to £500
    • £20 Min. Deposit
    • VIP Programs For Regular Players
    • Without Connection to GamStop
  • Golden Mister Casino
    26 votes
    Review
    525% Bonus On 1st Deposit
    • Min. Deposit 40EUR
    • Free From GamStop
    • Active Curacao Licence
  • Rolletto Casino
    28 votes
    Review
    250% Deposit Bonus
    • Not Linked to Gamstop
    • Top Gaming Collection
    • 20 EUR Min. Deposit
  • Mr Sloty Casino
    19 votes
    Review
    400% up to £2000 +120 free spins
    • £20 Minimum Deposit
    • Casino Behind GamStop
    • Without Sign-Up Verification
  • DonBet Casino
    35 votes
    Review
    Welcome Bonus 150% Up to €750 + 50 FS
    • Minimum Deposit 10 GBP
    • Not Listed On GamStop
    • Top Gaming Providers
  • CosmoBet Casino
    29 votes
    Review
    150% Up to 500 EUR on 1st Deposit
    • Min. Deposit €20
    • Top-Rated Gaming Providers
    • Available On GamStop
  • Velobet Casino
    18 votes
    Review
    Welcome Bonus Up to 150%
    • €20 Minimum Deposit
    • Curacao Licence
    • Works Without GamStop
  • Nine Win Casino
    39 votes
    Review
    Welcome Package £450 + 250 Free Spins
    • Not Linked to GamStop
    • Daily Rakeback Up To 25%
    • Fast Payout
  • Fresh Bet Casino
    32 votes
    Review
    100% Bonus Up to £1500
    • With No GamStop Limits
    • €20 Min. Deposit
    • Live Chat Available
  • Plexian Casino
    47 votes
    Review
    1st Deposit Bonus 100% Up to £5000 + 100 FS
    • Various Payment Methods
    • Casino Not On GamStop
    • Min. Deposit £20
  • JokaBet Casino
    48 votes
    Review
    Welcome Package £450 + 250 Free Spins
    • No GamStop
    • Min Deposit Amount £20
    • Multiple Welcome Package
  • Tropical Wins Casino
    25 votes
    Review
    150% First Deposit Bonus
    • 525% Deposit Welcome Pack
    • Not On GamStop
    • Fast Payout Procedure
  • Love Casino
    23 votes
    Review
    400% up to £4000 + 125 Free Spins
    • Min. Deposit £20
    • Available for GamStop Users
    • Massive Welcome Package
  • King Hills Casino
    37 votes
    Review
    Welcome Package £450 + 250 Free Spins
    • Multiple Deposit Bonus
    • Weekly CashBack up to 25%
    • Not Affiliated with GamStop
  • Top G Casino
    29 votes
    Review
    Welcome Bonus 100% + 100 Free Spins
    • Minimum Deposit is £10
    • Not Under GamStop
    • Crypto-Friendly Casino
  • Rollino Casino
    24 votes
    Review
    450% up to £6000 Welcome Bonus + 325 Free Spins
    • Available for GamStop Players
    • Accepts Credit Card Deposits
    • Free Spins Promotions

How We Evaluate Casinos with 400% Bonuses

400 deposit bonus casino

Before we recommend a site with a 400% match deposit bonus, we thoroughly review what it’s offering. For a casino to make it onto our list, it needs to meet our high standards, and we don’t just look at the promotions. Check out our comprehensive criteria below.

Withdrawal Limits

Part of the fun of playing at casinos is collecting your winnings. We want that process to be straightforward, so we look at the minimum and maximum limits set by the casino. They should be accessible so you can withdraw what you want when you want.

Available for Players from the UK

This list is for UK players, so if a casino doesn’t accept them, it doesn’t earn a spot. When reviewing potential sites, we explore EU Casinos available in the UK as well as those in other locations, as long as a UK player can register and play.

Match Bonus Terms & Conditions

A casino bonus is much more than the amount you receive. There are always strings attached, but we’re here to review how reasonable the rules are. We check the expiry date, wagering requirement, minimum deposit amount, any caps and limits and excluded games.

Registration and KYC Procedures Are Simple

While it is rare to find websites without KYC verification, there are a few options with top-notch bonuses. Even if KYC is in place, we make sure that you don’t have to jump through hoops to get verified before withdrawing your winnings.

Unrestricted Play for GamStop Users

We’re focused on sites with bonuses that aren’t on self-exclusion network databases. If you’re looking for GamStop-free casinos, we make sure that the ones on our list fit the bill. You’ll be able to play at these sites without restriction but can still use responsible gambling tools.

Top Rated Casinos With 400% Deposit Bonuses in the UK

It’s time to find out where you can play, the bonuses you can claim and what else is on offer. We’ve completed reviews for each of the top casinos with 400% first deposit bonus so that you can determine which one is right for you.

Overview of 400% Casino Deposit Bonus

You might like the sound of a 400% bonus casino, but how do you know if it’s for you? Check this yes-no analysis to help you make the right decision. Read on to find out the advantages of choosing one of the casinos on our list. Plus, find out what kinds of drawbacks you might encounter.

Benefits of Online Casino 400% Bonuses

You can expect plenty of positives when you claim your 400 casino welcome bonus. Registering at one of these casinos brings plenty of fun and entertainment, as well as the benefits that we’ve listed here.

Potential Winnings Are Higher

The bottom line of a generous deposit match is that you have more to bet with. When you can place more bets and play more games, then you have more opportunities to win. Keep in mind that you need to meet the wagering requirement and stick to the bet limits, but otherwise, enjoy the enhanced potential.

Opportunities for Trying Games Without Risk

A large percentage match means the casino is adding more to your bonus balance than you are to your cash balance. You can make the most of that by trying out lots of different titles in the library. With over 5,000 to check out, you can explore with decreased risk at Crazy Star Casino.

Casinos Function Outside of UK Regulatory Control

All of the options on our list have top deposit match packages and bonuses. Most importantly, they are casinos without UK licence that accept British players, providing engaging gaming experience. If you’re looking for a site that’s not under UK regulation but that has a generous bonus, every one of these casinos ticks that box.

Casinos Not Linked to GamStop

Since these casinos aren’t regulated by the UK Gambling Commission (UKGC), they aren’t listed on the GamStop database. If two of your top priorities are a non-GamStop site and a generous welcome bonus, then you’ve got what you need right here. You won’t need to worry about the network’s self-exclusion list.

Minuses of Online Casinos with 400 Percent Bonus

We can’t deny that 400% deposit bonuses are fantastic, but that doesn’t mean that there aren’t some downsides, too. Let’s explore the potential negative aspects that come with choosing one of these sites and claiming a bonus.

Limited Number of Payment Methods

While you might find large bonuses and even larger game libraries, some lists aren’t so extensive. If you pick one of these sites, you might find that the choice of payment methods is limited. Typically, they accept credit cards and cryptos, but you might also find one or two e-wallets.

Higher Wager Than at Casinos with Lower Bonuses

The wagering requirement is a crucial factor when it comes to enjoying the bonus, as it affects your ability to withdraw your winnings. These casinos tend to have higher playthrough amounts than casinos with lower match percentages. They can go up to 40x or 50x, which can be challenging to clear.

Restrictions on Additional Bonuses

Since many of these bonuses are welcome packages, you might find that you’re restricted when it comes to claiming other promotions. Some casinos have rules that you need to claim and meet the welcome bonuses before you can benefit from any other offers. It could mean missing out on specific promotions.

Payments Available at 400% Bonus Casinos in the UK

Payment methods are a crucial part of claiming your 400% casino bonus at these casinos. With that in mind, we’ve created a guide to the payment types, limits and withdrawal speeds. Keep in mind that these are average figures, as the actual limits and speeds vary based on the casino.

Payment Method Deposit Range Cashout Range Cashout Speed
Visa £15 to £1,000 N/A 24 to 48 hours
Mastercard £15 to £1,000 N/A 24 to 48 hours
Bank transfer £15 to £1,000 £100 to £5,000 24 to 48 hours
Bitcoin £5 to £10,000 £100 to £5,000 24 to 48 hours
Ethereum £15 to £1,000 £100 to £5,000 24 to 48 hours

400% Deposit Bonus Slots and Games

When you play at a 400% match bonus casino, part of the fun is exploring the slots as you use your bonus. While the concept of spinning the reels doesn’t vary much from game to game, there are plenty of other interesting factors. Slots have vibrant graphics, immersive themes and thrilling features.

We’ve picked out some of the best slots to play at the casinos on our list. Find our recommendations and game details in the table below.

Slot Game Provider RTP Where To Play With
Miss Cherry Fruits BGaming 96.13% Crazy Star Casino
Sakura Fortune Quickspin 90% and 96% Pyramid Spins Casino
Twin Spin NetEnt 96.55% Captain Marlin Casino
Piggy Riches Megaways Red Tiger 95.71% MyStake Casino
Stacked Betsoft 96.39% SlotsNBets Casino
Fire in the Hole xBomb Nolimit City 96.06% Magic Win Casino

How to Get Your 400% Welcome Bonus

So now you know what you can receive, where to claim your 400% casino bonus and which games we recommend. There’s one crucial process between you and fun and entertainment with your casino bonus. We’ve set out the steps in a handy guide to help you get started.

  • Select a 400% Deposit Bonus from Our Offerings

    The first step is to pick one of the casinos from our list. You can read the reviews to work out which is the best site and bonus for you.

  • Complete the New Account Registration

    Click the link to visit the casino, and the registration form will launch. Enter your details, including your name, email address and a password, to create an account.

  • Choose the Preferred Deposit Amount

    Once your account has launched, you can deposit to trigger the bonus. Pick your preferred method, enter the required minimum amount and see your funds arrive instantly.

  • Get Your 400% Welcome Bonus and Play

    Remember to use the bonus code or activate the bonus from the promotions page. It’ll arrive in your account, leaving you ready to have some fun when playing games.

Alternative Promotions to 400% Deposit Bonus

If a 400% online casino offering welcome bonuses sounds good, but you’re still not sure, the good news is there are other options in the UK. We’ve also explored sites that have different percentage bonuses that you can claim. Check out the full list of bonus types available below.

400% Casino Bonuses FAQ

Can I get a 400% casino bonus more than once?

Most casinos offer their 400% bonuses as a one-off. In the case of welcome packages, you can claim several percentage match bonuses over several deposits, which might add up to 400% or more. If you want another 400% match offer, you can register at another casino on the list.

Will the casino give me a 400 bonus if I'm registered in GamStop?

Yes, you can still claim your percentage match bonus even if you’re on the self-exclusion list on GamStop. The sites on our list aren’t on the GamStop database so if you’re registered on their database you can still sign, deposit, claim a bonus and play.

Do I need to enter a bonus code to activate a 400% deposit bonus?

You might need to enter a bonus code to claim the offer, it depends on the casino. We recommend checking the bonus details and terms. You’ll find out whether you need to enter a promo code when depositing, if it’s automatic or if you need to activate it from the promotion’s page.

Where can I find no deposit 400% bonus offers in the UK?

UK players can find 400% deposit match bonuses at any of the casinos on our list. We recommend reading our reviews to help you pick the site and the bonus you want. There are plenty of options, and none of them are on the GamStop database.

Are there any wagering requirements associated with a 400% deposit bonus?

Yes, each casino sets out specific wagering requirements for the bonus it offers. You can find the details on the promotions page and the terms and conditions. Typically, you’ll need to meet a wagering requirement of between 35x, 40x and 50x.