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Largest Online Casinos 2019

Finding the ideal online casino for you is a strenuous task. Why would you scroll endlessly through the internet when you can find absolutely all information in one place? Here at Slots Judge we compile, analyze and filter the best online gambling venues the Web has to offer.

You have been informed on what the brand new casinos are as well as what makes the most popular online casinos, and now it is time to uncover the mysteries of the largest online casinos. Stay tuned to learn all tips and tricks that will get you to the biggest online gambling venues that will allow you to scoop mesmerizing cash prizes and saturate your high roller standards.
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Germany
Netherlands
Norway
Finland
Canada
South Africa
100% up to €100
9.6
Fast witdrawals
18 10 0 Spinia
Germany
UK
Sweden
Norway
Finland
Canada
200% up to €5.000
9.4
Biggest jackpots
22 10 0 Casimba
Germany
Netherlands
Sweden
Norway
Finland
Europe
€ 500 + 70 FS
9.3
31 10 0 Omni Slots
UK
100% up to €250
9.3
SlotsJudge Recommends
25 10 0 Betsafe
Germany
UK
Sweden
Norway
Finland
Canada
Europe
200% up to €100
9.2
45 10 0 LeoVegas
Germany
Netherlands
UK
Sweden
Norway
Finland
Canada
100% up to €100
9.1
46 10 0 Mr Green
Germany
Switzerland
UK
Sweden
Norway
Finland
100% up to €50 + 100 FS
8.9
28 10 0 Fantasino
Germany
Switzerland
UK
Canada
Europe
100% up to €2000
8.9
42 10 0 Casumo
Netherlands
UK
New Zealand
Canada
Europe
100% up to $/€100+ 50 FS
8.4
Biggest jackpots
48 10 0 Slotsmagic
Germany
Sweden
Norway
Finland
Europe
100% up to € 200
8.2
33 10 0 Videoslots
Many times have we already talked about the basics of running a successful online gaming destination, and thus, we will just quickly go through the rudimental points.

Legitimacy and Licensing

This is the holy trinity of owning an online casino. A rich portfolio means little if your brand is infamous with players and has had a history of scamming gamblers. Therefore, possessing valid and verified licenses by supreme regulatory bodies like the UKGC (the UK Gambling Commission), the MGA (the Malta Gaming Authority) or the GBGA (Gibraltar Gaming and Betting Association) is the number one thing to check off of the list.

Availability

See if the online casino you are checking out offers games on a variety of platforms. At times every single one of us cannot play from the comfort of their home, so it comes in handy to have the games at hand on mobile and tablets. Also, make sure it the offering is compatible with your preferred operating system (Apple, Android, and Windows).

Suppliers

Having key game developers in your quarters as an online gambling location owner is quintessential. Every punter will love to see behemoths like Microgaming, NetEnt, Playtech, and Evolution Gaming offer their games to them. Boasting a library consisting of solely lesser-known providers, makes the casino seem insecure and somewhat shady.

Also, it automatically removes it from the world's list of the largest online casinos. No online gaming establishment can belong to the best ones if it offers just a handful of games provided by obscure manufacturers and studios. That is, sadly, the harsh truth.

Game Arsenal

As it has been stated numerous times, diversity is vital. The largest casinos cater for an ample diapason of sorts of games. Not only will they offer classic slots and video slots, but also progressives, table games, live dealer, and other miscellaneous kinds. Moreover, there is an abundance. The largest casino will always have at least a couple of hundreds to several thousands of games to offer. However, we will cover this in more detail in a moment.

Dealing with Issues & Support

Finally, every online gambling premise can be valid and favored only, and only if they wrap up their unique offering with an efficient and professional customer support agents. This can be a complete deal breaker or the ultimate match maker if done right.

Cater for a 24/7 assistance via the Live Chat facility, email and phone, and have friendly persons on the other side of the wire, and you will be good to go. Every, and we repeat, every player will appreciate the effort. The word to the wise: break off with an online casino that does not treat you as a distinguished and independent player you are.

Taking It to the Next Level

With all those foundations covered, it is time to delve in deeper into the realm of the largest online casinos and what makes them such. There is but a secret or two that they keep, and they bury their heads in the sand, but we have succeeded in unveiling a couple of them just for you. As per usual, Slots Judge comes to the rescue!

At this website, we always maintain that quality is more valued than quantity. However, to attract new customers, many of the largest casinos prove their size by catering for crazy amounts of games. And let us tell you, this is a smart move. Seeing some of the greatest names in the industry like MrGreen Casino, LeoVegas or Spinia, for example, offering well over 1,000 titles makes players run to them like bees to honey. Size sometimes really matters. And let's be honest, who does not like to have plenty of choices to select from?

In that opulence of titles, it is an absolute must to offer at least a bunch of jackpots. No high roller has ever said no to a good old progressive. Raising the stakes is what makes the largest casinos stand out, and what makes them as huge as they are. They offer well-known titles like Mega Moolah, Divine Fortune, and Wild Fury Jackpots to their risk-taking clients and build upon their reputation like that. What is more, they will proudly announce big wins on their websites regularly, so keep your eyes peeled on the news page. 

Kicking it up, a notch is achieved by offering luxurious promotional deals and campaigns. Massive casino bonuses for VIP players are bedrock, as well as regular thematic promos. Typically, you will be asked to deposit a decent amount of money to take part in the promotion, but as a result, you can gain multi-cipher amounts. While winning a jackpot for one player necessarily means a lot of frustrating losing for others, would you be a risk taker if you gave up so quickly? Give up your comfort zone for a taste of thrill and adrenaline!
Get bonus in the best casinos with 2000+ slot machines available!
Welcome Bonus
100% up to €100
Best choice for:
Germany
Netherlands
UK
Sweden
Norway
Finland
Canada
Welcome Bonus
200% up to €100
Best choice for:
Germany
UK
Sweden
Norway
Finland
Canada
Europe
Faq
Can I play their games on mobile and tablet?
Yes, you can. Big firms cater to this service as it has become obligatory in every self-respecting business. Noticing that a gambling spot is not mobile-friendly is a huge turn-off. You want to be enabled to play anytime and anywhere, provided you have access to a solid Internet or Wi-Fi connection.
Do they offer slots only?
This is an enormous no. No big casino in the history of gambling could call itself a giant if it offered just one type of games. A location's lobby needs to be loaded with a variety of kinds of games, including slots, card games, live games, arcades, and scratch cards. Close that tab if you see a single sort of game. Famous venues care for all profiles of players and serve them properly. When gambling online, the customer is always right.
What makes the largest casino?
The answer to this question is not that simple. The basics need to be fulfilled, but taking an extra effort is perhaps even more important. The largest casinos are homes to excessive promotions, ultra rewarding progressive jackpots and a plethora of casino games. Their live casino croupiers are polyglots and are keen on interacting with players. Lastly, they have been awarded by the industry leaders, and they have no history of attempting to trick their clients. Payouts are speedy and easy, and to put it, they keep their customers happy.
How can I check if the largest casino is legit?
Follow the instructions in this review, and scroll down to the bottom of your chosen brand's homepage to see if there are stamps of trust by reputable names in the industry. Moreover, you can consult your fellow gamblers and ask for their impressions, and of course, address your ponderings to the client aid service via Live Chat.
What are the withdrawal limits at biggest casinos?
These massive establishments usually allow for significantly higher withdrawals compared to smaller and medium-sized online casinos. Additionally, loyal VIP clients get to withdraw even more than a regular punter. The amounts vary from a place to place, but generally, you can withdraw multiple thousands of Euros (or another currency of your choice).
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