Welcome Bonus

Welcome to Jack21 where you make up the rules! Get your welcome bonus of 120% up to €360 and an extra 50 Free Spins to play with! You can enjoy the benefits of being part of Jack21 Casino only in a few easy steps:

  1. Login / Open your Account

  2. Go to the Cashier

  3. Choose your Welcome Bonus

  4. Make a Deposit

  5. Start Playing


Here at Jack21, we are proud of our amazing game selection tailored to your preferences and needs. Check it out here.

Terms and Conditions
  1. Register on Jack21.com

  2. Deposit €10 or more

  3. Choose your Welcome Bonus.

  4. Now your welcome bonus of 120% up to €360  + 50 Free Spins (on one of the following games: Quickspin - Northern Sky, Yggdrasil - Sahara Nights, Betsoft - The Golden Owl of Athena) is active straight away. All wins from the Free Spins are credited to the Bonus Balance account and have a wagering requirements x50.

  5. Start your welcome bonus wagering requirement x30 on your bonus and deposit.

  6. As soon as you finish the wagering requirement all wins in your bonus balance will be transferred automatically in your real balance.

  7. Enjoy and play again in the best casino - Jack21.com




  1. This promotion is available for all new customers of Jack21 for the period 01.04.2020 – 31.12.2020. Jack21 reserves the right to change the promotional period at any time.

  2. Customers will receive 120% up to €360  (or equivalent to EUR) and 50 Free spins. Free spins can be used in one of the following games: Quickspin - Northern Sky, Yggdrasil - Sahara Nights, Betsoft - The Golden Owl of Athena. All wins from the Free Spins are credited to the Bonus Balance account and have a wagering requirements x50.

  3. The minimum deposit eligible for participating in this promotion is €10 (or equivalent to 10 EUR).

  4. The maximum bonus amount for this promotion is €360 (or equivalent to 360 EUR) and 50 FS.

  5. Customers must use 1st real balance, 2nd virtual balance and after the wagger is finished, player can claim the free spins.




  1. Bonus money and deposit must be wagered x30 before it can be converted into real money and withdrawn. Please note the following requirements to receive any bonus at Jack21: Stakes from specific kind of games will count towards the wagering requirement of all bonuses but certain games have a lower contribution than others as shown in the list below:

  2. Games Stake % Contribution  Slots 100%; Table games 5%; Video poker 5%; Scratch cards - 100%; Live casino 5%; Virtual games - 20%.

  3. Please also note that a player can bet a maximum of €/$5.00, 30 BRL, 500 RUB, 150 UAH, or 10% of their current available balance (whichever is lower) on a given round or spin when using bonuses or winnings generated from bonuses (but the 10% rule does not apply to bet sizes under €/$0.50, 3 BRL, 50 RUB, 15 UAH). Betting a larger proportion of one’s balance on a single round or game can lead to the voiding of this particular bonus and winnings and voiding of subsequent bonuses and winnings. Repeated abuse can lead to account termination and confiscation of balances.

  4. Any money won using free spins will be placed in a player’s bonus balance and is subject to wagering requirements x50.

  5. After the bonus has been fully wagered, your main account will be credited with the remaining bonus funds. If the bonus account balance is less than the minimum stake amount, the bonus is deemed to be lost.

  6. For any bet placed, funds are deducted from the player's real balance. If there is no available real balance, the wager is deducted from the bonus balance.




  1. Any attempt to build up the feature value inside any game whilst having an active bonus, then redeeming it once the Bonus Wagering Requirements is not active to get value winnings from X game round on red/black. Placing a bet higher than this amount results in forfeiting the bonus itself as well as any winnings (cash and bonus) from the time the bonus was activated.

  2. Increasing the balance then changing the gaming pattern significantly (a bet, game type, bet structure, etc.) in order to complete the wagering requirements for the bonus.

  3. Only one bonus is allowed per customer, per household, per address, per shared computer and shared IP address, and per any account details like an e-mail address, bank account details, credit card information, and payment system account number. Any abuse of the bonus offer will lead to the closure of the account.




  1. As long as a player has an active bonus campaign, he/she is not allowed to open a withdrawal request. The player can open such withdrawal requests after he/she chooses to leave the bonus campaign, for that they have to inform our Customer Support, all winnings generated from the promotion and bonus money will be forfeited. The activated bonus will expire within 7 days of its activation.

  2. Customers must complete the rollover in 7 days or the entire bonus balance will be automatically voided.

  3. Customers can only have one active bonus at any time. To claim another one, the current bonus should be closed or completed first.

  4. Jack21 reserves the right to reclaim the bonus or cancel this promotion to any customer or group of customers, according to its judicial opinion.

  5. It is the customer’s responsibility to check the terms and conditions, as Jack21 reserves the right to change these conditions at any time.

  6. All bonuses and promotions on Jack21.com are intended for recreational players and Jack21 may in its sole discretion limit the eligibility of its customers to participate in all or part of any promotion.

  7. General Bonus Terms and Conditions apply.