Let’s be honest; if you see 400% casino bonus, you’re going to sign up for it. What an enticing offer! Usually, a 200% casino bonus is exciting, so it’ll be difficult to walk past 400% casino bonuses and not grab them. It’s a big casino bonus in 2020!

Best online casinos provide sign-up offers for new players to place bets on different games with minimal risk. You can learn about the casino and games without risking your own money. In doing so, you’ll get to know what the casino offers and why you should become a loyal player.

Some of the top online casinos in the UK offer this alluring sign-up bonus. Our experts have taken a look at the casinos to find out what makes them the best in the online gambling industry. We use a rigorous list of criteria to test each casino to ensure that you’re safe and have the best possible gambling experience.

The list of criteria includes basic things like licensing and third party regulation, but it also contains secure payment methods and how effective the customer service representatives are. We want to make sure that you choose a casino with 400% casino bonuses to meet all of your individual needs. While the bonus is there to attract you, this article will help you choose the best casino for you.

Money, giftHow Do We Check 400% Deposit Bonus Casinos

When you go to a brick-and-mortar casino, you’ll find that only the elite high-rollers receive bonuses. If you’re a regular player, the casino usually won’t give you a welcome bonus or other promotions. The welcome bonus that online casinos offer players is a definite advantage over brick-and-mortar casinos.

Not many casinos will offer a 400% welcome bonus. Casinos know that the welcome bonus is a crucial part of the casino’s success because many players choose a casino based on the bonus. A 400% deposit bonus is meant to attract many players.

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SmartCasinoGuide.com rating on what separates a top casino website from a run-of-the-mill operator include these categories:

  1. Licensing authority and credibility
  2. Casino games
  3. User experience
  4. Payment methods
  5. Bonus offers
  6. Mobile version
  7. Customer support

Read more about SmartCasinoGuide rating and its benefit to the player.

8.12/10
  • Everyday Reloads
  • Sign up Free Spins
  • New promotions every week
  • Fast withdrawals
  • VIP bonus program

Licensing and Regulation

As stated, our experts use a vigorous list of criteria to ensure that the casino is safe. The first thing that our experts look at is the casino gambling license. The casino will usually be licensed with the Gibraltar Gaming Commission, Malta Gaming Authority, or the UK Gaming Commission. The online casino must have the license number and body that issued the license published on the site. Lastly, the operator must be regulated by a third party to ensure fairness towards the player.

Fairness Testing and Security

The 400% bonus casino should be a member of a third-party fairness testing lab. This lab will ensure that the Random Number Generator is indeed random and that the volatility is correct. Often, the casino itself isn’t registered because the game developers are. You can look for a registration number on the casino website.

The casino must have up-to-date security and SSL encryption. The safety and encryption ensure that the sensitive information that you share with the casino is confidential. You’re going to share sensitive information, such as bank details, so it needs to be kept safe.

Games from Top Developers

The top 400% bonus casinos make use of leaders in the industry of gaming development. You want to play the best games that will keep you entertained for hours. Keep an eye out for names such as NetEnt, iSoftBet, Microgaming, and Evolution Gaming, to name a few.

When you look at a casino, you should consider whether or not the casino has your favourite games. The casino could have some great titles, but if your favourites aren’t included, you won’t want to spend your time there.

How Do We Check 400% Casino Bonuses

Customer Service, Payment Methods and Promotions

Customer service is also a crucial aspect of the best online casinos. You should have multiple avenues to contact the casino, with live chat being the best method for instant assistance.

You also want to look at the time that it takes to make withdrawals and the payment options that the casino offers. Payments must be secure and comfortable, and withdrawals must be paid quickly. Player reviews provide insight into these aspects and can be very valuable when testing a casino and choosing the best casino for your needs.

Besides the 400% casino deposit bonus, what other promotions does the casino offer? You should be able to access various offers and join a loyalty programme. Our experts scrutinise the terms and conditions of the offers because it must be fair and understandable. You should also be able to access it easily.

You also want a casino that is legally allowed to operate in your area. Since gambling is legal in every country, the 400% bonus casino you choose must be accepted in your country.

Online casinos are also supposed to be mobile-friendly. You want a casino that has optimised its site or has an app that you can use on your mobile device. Most of the top mobile casinos online have games specifically for mobile devices, and most games are optimised to play on your mobile device.

Money, giftTerms and Conditions of Casino Bonus 400%

It happens that players sometimes misunderstand the terms and conditions stipulated for the 400% welcome bonus. The terms and conditions should be fair, and you must be able to follow them effortlessly. Usually, the terms and conditions will state the betting requirements as well as the period of validity. The bonus is typically valid for 30 days after you have made your first deposit. You don’t want to make exceptionally high bets with your 400% deposit bonus, as is usually stated in the terms and conditions.

Multiple Deposit

Some casinos require multiple deposits to qualify for the full 400% welcome bonus. Other casinos have it as a once-off. The amount that you have to deposit will be published in the terms and conditions. Some casinos can also put a limit on the maximum amount that they will match with 400%.400% casino deposit bonus - 400% welcome bonus

Betting Requirements

The terms and conditions will also state which games count towards the betting requirements and minimum and maximum bets that you can place. Usually, slots will count 100% towards the requirements, while other games might have lower percentages. When you make bets with your 400% casino deposit bonus, you must never exceed the wagering requirements. You can place a range of smaller bets to make up the betting requirements.

You will only be allowed to withdraw your winnings once you have met the wagering requirements. Remember that you can’t remove the 400% casino bonus as a cash amount, you will only have access to your winnings. Some casinos will first let you place bets with the bonus, while others will let you use your deposit.

FAQ or Customer Service

Make sure that you read through the terms and conditions. You must understand each point before you start placing bets. If there is something unclear, you can take a look at the casino’s FAQ section, where similar questions might already be answered.

Alternatively, don’t hesitate to contact customer care, who will be able to answer any questions you have regarding the 400% first deposit bonus. By keeping to the terms and conditions, you avoid being flagged as a bonus abuser.

The Math Behind the Bonus

When you have gone through the terms and conditions, you might find that the wagering requirements state that you must place a certain amount of bets with the bonus amount before you can make a withdrawal. If you want to do the math behind the bonus, let’s take a look.

Say you deposit €100, and you receive your 400% bonus. It gives you a total of €500 to wager. If the betting requirements are that you must make 20 wagers before you can withdraw, you could spend €8000 before you are allowed to withdraw your winnings. This is not always the case because you can place 20 smaller bets and only use bonus money. It does give you a good reason to understand the terms and conditions well before starting to place bets.

Terms and Conditions of 400% bonus casinos - Roulette Wheels & Chips

Money, giftHow to Claim Your 400% Bonus Casino

Claiming Your Bonus

When you sign up with an online casino, you will usually be able to immediately access your bonus. Some casinos will give you an exclusive casino bonus code to access the 400% deposit bonus. Once you have obtained your bonus, you can start placing bets according to the terms and conditions published on the casino site.

After reading all of this, you might be thinking that the 400% casino deposit bonus seems magical. It is unfortunately extremely rare to find 400% bonus casinos in the UK, and you will find it in the US more often.* Bonus payouts are taxed in the UK, so this often deters casinos on offering lucrative bonuses.*

However, you will find other types of casino bonuses, such as a 200% casino bonus more often. There are a handful of casinos that offer 300% casino bonus, or even 500% casino bonuses. Some of these are the best first deposit bonus casinos.

Other Promotions

Once you have signed up with a casino 400% bonus, make sure that you are also aware of the other promotions that the casino offers. You can make use of the ‘refer a friend’ promotion that many casinos have. You can also qualify for free spins and odds boosters if you are a loyal player and belong to the VIP programme. There are about 1000 casino bonuses of which you can take advantage.

The promotions should not just be available to new players. You should be able to access many promotions and offers after you have signed up with the casino. Join the VIP or loyalty programme to earn even more deals and possibilities of free spins.

400% first deposit bonus - Logotypes

Money, giftThe Best 400% Casino Bonuses

400% bonus casinos are exceedingly rare. Let’s take a look at some of the best online casinos where you can get excellent sign-up offers, even if it’s not a 400% deposit bonus.

La Fiesta

La Fiesta is a rare casino that offers a 400% welcome bonus, up to the limit of €1000. The casino accepts players from the UK and provides more than 600 games from top game developers. La Fiesta was launched in 2017, so it’s still an infant in the online casino world, but it has plenty to offer.

One of the things that players like most, besides the fantastic collection of games, is that the casino accepts Bitcoin as payment. La Fiesta has some strict terms and conditions, such as a minimum bet of €20, and you can only play on Betsoft slots. You can still have plenty of fun and stand a chance to win a progressive jackpot.

Casino Superlines

Casino Superlines is another rare 400% bonus casino. The welcome bonus is split into three parts, but the first part is a 400% match of your deposit. A minimum deposit of €20 is required to qualify for the bonus offer. You will have to place 45 bets according to the betting requirements. Some games only count 10% towards the elements, others 90%, and a handful count 100%.

Mr. Bet

Mr. Bet offers a 400% bonus when you sign up. The terms and conditions require 40 wagers, which should be easy, considering the massive library of games. The casino was also established in 2017 and had a live casino section. It’s also completely mobile-friendly, so you can wager your bonus wherever you go.

ComeOn Casino

ComeOn Casino was established in 2008 and offered the 400% bonus with your first deposit. It has a variety of games to choose from, which you can also access on your mobile device. The casino doesn’t have 24-hour support, but you can still get hold of the customer service operators through different channels.

William Hill

William Hill will always be a favourite, being one of the biggest casinos in the UK. It doesn’t offer a 400% welcome offer, but it does offer different sign-up bonuses for the casino and the sportsbook. William Hill has a fantastic reputation, with many years in the industry. The casino has a wide variety of excellent games, and the sportsbook is one of the best in the world.

FAQ about 400% casino bonus
🤩 Why choose a 400% casino deposit?

Quadrupling the amount you have to make bets with seems like a good enough reason on its own. If the casino breaks the bonus up in three, then you can prolong the bonus experience even longer. It also means that you can win much more without the risks involved in wagering your own money. It’s not often that a casino is so generous, so you should take advantage of it.

🤩 How can you find 400% casino bonuses?

Take a look at some of the casinos in this review to find 400% bonus casinos. Each of the casinos has been tested according to the rigorous list of criteria that our experts use to ensure that you are safe and have fun. It is rare in the UK to get 400% bonus offers, due to bonus taxes that the casino has to pay. Some newer casinos use this offer to attract players, but some older casinos also offer the bonus.

🤩 Who can claim a 400% casino bonus?

Anyone who is of legal gambling age can sign up with the casino and access the 400% bonus. The bonus will be limited to one computer or IP address. The casinos do not discriminate against anyone who wants to sign up to claim the welcome offer.

Remember that some casinos have a minimum deposit that you must make to qualify for the bonus, and you have to follow the terms and conditions, such as the betting requirements, to be able to withdraw any winnings.

🤩 What are the best 400% casino bonuses?

Our experts have reviewed various casinos that offer 400% bonuses. You can read the reviews of each of these casinos, which have been tested for fairness and safety. While the 400% bonuses are very alluring, you should keep in mind that other criteria are critical before choosing a casino. You want excellent games, secure payment methods, and good customer support. The casino must secure your information, and withdrawals must be made quickly.

🤩 Why do casinos offer 400% bonuses?

An online casino offers sign-up bonuses to allow new players to get to know the casino. The sign-up offer will enable you to browse through the casino games and place bets with no risk. A 400% bonus is a lovely bonus which few people will be able to pass up. This way, the casino can get many new players that open accounts.

🤩 What are casino bonuses?

A casino bonus is like free-play that the casino offers to new customers. A casino bonus allows the new player to get to know the different games that the casino offers with no risk to themselves.

They can place bets and find their favourite games without betting their own money. It’s a marketing method used to attract new players to the casino. The bonus can be in the form of an amount that you get to place bets, or it can be free spins on slot machines. Some casinos combine the two to make it extra attractive.

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