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Jack21 casino test and detailed review Online since 2020
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Published on 27/01/2021
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Jack 21
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Today, Become Gambler presents you Jack21, a newly founded online casino that opened its doors in 2020. It belongs to Mountberg BV, who also operates casinos such as Monte Cryptos, Evolve and Stakes. It is regulated by the gaming licence of Curacao.

We tested it for you and wrote a complete Jack21 casino review so you can start playing with all your questions answered. Our team of experts reviewed this casino’s welcome and regular bonuses, its design and features, the variety of games it offers, its payment methods,…

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Our review on Jack21

If you are a Live Casino lover, you will have a great time of Jack21 casino. This casino is heavily focused on Live casino games, and its welcome deposit bonus with a €100 max bet on these games is unique in its genre.

Try it, you’ll love it!

Offered bonuses
Website design
Game variety
Deposit methods
Payment speed

Jack21 Casino pros and cons

7 points
Nice welcome bonus
Heavy focus on Live Casino
Wager up to €100 on Live Casino
Lots of providers
Good regular promotions
Live casino cashback on Wednesday
Efficient live chat operators
2 points
No dark mode
Only one withdrawal method

Jack21 casino bonuses

Jack21 is a casino that offers a nice variety of bonuses to its community. Both new and regular players will find offers that suit their needs. Become Gambler has dissected them for you.

Jack21’s welcome bonus

As a Become Gambler partner, Jack21 provides you with an exclusive welcome offer of 110% up to 110€ + 150 free spins (on Valley of Gods) and 2×20€ given away each day.

The minimum deposit for this bonus is 10€, and the wager is x30. While max bet is €5 on slots, French players will be more than happy to know that they are allowed to bet up to €100 on Live Casino.

Jack21’s Monday Magic Bonus

Leave your monday blues behind you and enjoy an unlimited 40% up to €200 deposit bonus on Jack21 casino. The Monday Magic Bonus is not to be missed for players who like to see their starting balance boosted before they start playing.


To take this bonus, simply claim it in the cashier on Monday.
Min. deposit €10, wager x30 bonus + deposit.

Jack21’s Live Casino Night

At Jack21’s, Wednesday rhymes with Live Casino Night! Jump into the table of your choice, try to get the big wins and enjoy a unique 10% Live Casino cashback.


Start playing on your favorite Live Casino games and enjoy a 10% cashback on your net losses during Wednesday (00:00 CEST) – Tuesday (23:59 CEST). This cashback is limited to a maximum of €100 and is not subject to wagering requirements.

Jack21’s Thursday Bonus

As the weekend gets closer, Jack21’s grants you with yet another nice bonus for you to enjoy. Every Thursday, enjoy UNLIMITED free spins! For every deposit of €20 and more made that day, get 50 Free Spins.


The free spins are to be played on Northern Sky, Sahara Nights and The Golden Owl of Athena. Winnings from the free spins have to be wagered x50.

Jack21’s bonus terms and conditions

While some casinos have complicated and/or restristive bonus terms and conditions, Jack21’s wagering requirements can’t be easier to understand. Unless stated otherwise, Jack21’s bonuses are to be wagered x30.

Just remember that only the welcome bonus allows you to wager on Live Casino games up to €100 bets. Some bonuses can have specific conditions that are clearly listed and explained before you opt-in.

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jusqu’à 220€
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Jack21’s VIP status: is it good?

By playing regularly on Jack21, the casino team might grant you with an access to the Club 21 where you will get the benefits of a VIP player. You can also get this access if you are a big stack player. In both cases its one of the VIP Crew Members who will initiate contact with you.

Among the advantages you will get by joining the Club 21 are enhanced offers, a personal account manager who will answer all your questions, and express withdrawals.

Jack21’s Design and user-friendliness

Jack21 offers a clean, modern and sober design with a light background that can be eye-tiring during long casino sessions. Apart from this small negative point, we don’t have much to say about Jack21’s website. It has a very refined aspect, with its three main categories easily accessible at a glance: casino, live casino and promotions.


Browsing slot machines on this casino is an easy task, as well as looking for Live Casino games that you enjoy playing (Blackjack, Poker, Crazy Time,…).

Game variety: 40+ providers & Live casino

Jack21 casino game variety is incredible. They feature more than 40 slot machines providers, along with all Evolution Gaming’s latest Live Casino games releases. You have hours of fun and big wins ahead of you!

A really long providers list!

At the time we write this review, Jack21 features slot machines from 46 providers. Here are some famous providers you can find on this casino: BigTime Gaming (Extra Chilli, Danger High Voltage), ELK Studios (Taco Brothers, Ice Wolf, Cygnus), Gamomat (Books & Bulls, Ramses Book), Nolimit City (Tesla Jolt, Hot Nudge), Playson (Book of Gold, Clover Riches), Play’n GO (Honey Rush, Tome of Madness), Pragmatic Play (The Dog House, Mysterious), Quickspin (Tiger’s Glory, Northern Sky),…

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jusqu’à 220€
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How to deposit money on Jack21 casino?

On Jack21, you have four options to deposit money to your player account:

  • Credit card : Visa / Mastercard
  • Bank transfer
  • Neosurf
  • Cashlib

There is no transaction fee when you deposit money on Jack21 casino.

How to withdraw from Jack21 casino?

To withdraw your winnings on Jack21 casino, you have only one option:

  • Bank transfer

For regular players, withdrawals are usually processed within 48-72 hours with a maximum withdrawal of €1000 per week. Of course, VIP players have a higher maximum withdrawal cap.

Jack21’s support

When you have a question, whether its before your deposit or in the middle of your session, don’t hesitate to contact Jack21 via Live Chat. Their Live support operators will answer your questions rapidly, with on-point answers.

Jack21’s support team is always of very good and quick help, whether you have a question regarding wagering conditions, bonuses, or casino in general.


As a conclusion, Jack21 is the perfect choice for Live Casino games lovers, especially those who want to enjoy a juicy welcome bonus including BlackJack and other live games. Even though it came out recently, we can only see a bright future for this casino.

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jusqu'à 220€
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Published by

profile author

Valentin MDA

Passionate about writing and well-versed in the world of online casinos, I stand out by offering you content that is both informative and entertaining. My goal is to captivate players by providing them with clear and concise information about games, various platforms, and the latest trends.

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