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Jack21 Online since 2020
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Jack 21
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In all honesty and after testing it thoroughly we arrive at the conclusion that Jack21 is a top-notch online casino. You will have lots of fun playing on this regulated casino. While it is still a pretty recent casino, it already has a more than decent game library, a good welcome offer, and is heavily oriented towards Live casino games such as Blackjack (hence its name). We have been playing on this gambling platform for quite some time and this is why we want to introduce it to you. What is nice about Jack21’s welcome offer is that you can bet up to €100 on live casino games.

If you love playing blackjack, roulette and poker, this casino is made for you. Every Wednesday you are offered cashback on Live casino games. Add to this a really efficient and helpful client support via live chat, and you have a very promising online casino before your eyes. Don’t hesitate to take advantage of our welcome offer of 110% up to €220.

Payment Methods


Withdraw Details

Bank transfer1-2d
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Bonus List

150 free spins offered

At the time of writing, Jack21 has merged with Royal Rabbit Casino to form Cabarino. Find out more about this incredible gaming platform and its very attractive welcome package. We’re sure you’ll love this online casino.

1st deposit
Up to €800
Min Deposit
Max Bet
2nd deposit
Up to 400€
Min Deposit
Max Bet
3rd deposit
Up to 400€
Min Deposit
Max Bet
4th dépôt
Extend the fun with 80 free spins on the “Hyper burst” game

Why you should play on Jack21 casino

Jack21 is a tried and trusted casino that was founded recently, in 2020. It is Mountberg B.V’s latest casino. It’s two main strong points will make you love this casino: a welcome bonus playable on Live casino (up to €100 per bet), and a cashback on Live casino games on Wednesday. Add to this a good welcome offer, a lot of game providers, excellent loyalty and VIP programs, and some nice regular promotions and you have a more than decent casino. We were not joking about this online gambling website being really good.

While you have four available deposits methods to add funds to your player account, it is only possible to withdraw via bank transfer. Be assured, your withdrawals requests will be treated within 48 to 72 hours. Your maximum allowed withdraw per week is €1,000.

The particularity of this casino is that it focuses heavily on Live casino games (hence its name), such as Blackjack, Poker and others. Whether you are a Live dealer games lover or just want to play online slot machines, you will find what you need on this casino. Feel free to explore Jack21 casino by yourself. We are 100% positive you will dig it.

Are you looking to play on Jack21 casino? Discover our complete review just below and take advantage of our welcome bonus of 110% up to €220 + 150 free spins.

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What games are available to play on Jack21 casino?

Jack21 is an online casino that offers a huge games library to its players. It features a total of 50 games providers, slot machines and live casino included. On this casino, you will find most of the best game providers such as Play’n GO, Evolution Gaming, Pragmatic Play, Push Gaming, Quickspin, BigTime Gaming, Blueprint, Gamomat, Netent, Nolimit City,…

What is Jack21 casino’s welcome bonus?

Jack21 casino partnered with Become Gambler to offer you an exclusive 110% up to €110 + 150 free spins (on Valley of the Gods) welcome deposit bonus. This bonus is to be wagered 30 times before asking for a withdrawal.

After registering from Become Gambler, you will be eligible to a daily 2x€20 giveaway.

Can I play Blackjack with an active bonus on Jack21 casino?

While most casinos allow you to play Blackjack with an active bonus, but limit you to a €5 max bet, Jack21 has a different approach. You are allowed to play Blackjack with a nice maximum allowed bet of €100. If you like to play online casino table games, Jack21 is made for you.

Are there free casino games on Jack21 casino?

It is unfortunately not possible at the moment to play slot machines for free (in demo mode) on Jack21 casino. As most casinos offer this functionality, maybe Jack21 will do so in the future.

In the meantime, do not hesitate to register on this casino coming from Become Gambler. You will be instantly eligible to a daily 2 x €20 giveaway.

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