What does the 21 Casino welcome bonus actually put in your account? It is a package worth up to €500 across your first three deposits, with 21 Casino registration opening the door to each stage, and the value depends entirely on how you handle the 40x wagering requirement attached to it.
The first deposit brings a 100% match up to €200, the second another 100% up to €200, and the third 50% up to €100. A bonus code is needed for each one. What the bonus really gives you is extra playing money, not extra cash: the bonus funds sit under a 40x requirement, and until that is cleared they stay bonus money rather than something you can withdraw.
21 Casino is run by Ragnarok N.V. under a Curaçao licence, which is not from your country.
A three-stage package with a 40x requirement on every stage
The structure is straightforward. Each of the three deposits has its own percentage, its own cap and its own code, so you decide at each stage whether the next part of the package suits you. The 100% match on deposits one and two doubles your money up to €200 each time; the third deposit at 50% is the smallest slice.
What sets the brand apart here is the size of the first two matches against the cap: €200 on a 100% match means a €200 deposit takes the full amount, and anything above that adds nothing to the bonus. The wagering requirement is 40x, and the bonus terms decide whether only the bonus alone or deposit plus bonus has to be wagered. That difference matters. Take a hypothetical €100 first deposit: the bonus is €100, and at 40x on the bonus alone you would need €4,000 in wagers. If the terms apply the multiplier to deposit plus bonus, the same bonus carries €8,000 in wagers. Same deposit, double the playthrough.
Our preference, on the facts, is to take the first deposit match and stop there unless you already play enough to clear a 40x requirement comfortably. The second stage repeats the same 40x condition, and stacking two requirements makes the total playthrough larger without improving the rate.
How to claim the welcome bonus step by step
- Open the cashier and check the bonus terms for the current code for the first deposit.
- Enter the code in the bonus field before you confirm the deposit, since a code entered afterwards may not attach to that payment.
- Deposit up to €200 to take the full 100% match; a larger deposit does not raise the bonus.
- Read whether the 40x applies to the bonus alone or to deposit plus bonus before you start playing.
- Repeat with the second deposit code for the second 100% match up to €200, and the third code for the 50% match up to €100.
- Ask customer support to confirm the code for any stage if the cashier does not show it, and keep a note of what you were told.
Strengths and weak points of the welcome offer
Strengths:
- Three separate matches, so the package spreads across your first three deposits rather than one.
- €200 caps on the first two stages are reached with a €200 deposit each time.
- The percentages are simple: 100%, 100%, 50%.
Weak points:
- The 40x wagering requirement applies to bonus funds, and the terms decide the base it is calculated on.
- Each stage needs its own bonus code, so a missed code means a missed stage.
- Bonus funds are not withdrawable until the requirement is met.
What to read in the bonus terms before you deposit
- The wagering base: bonus alone, or deposit plus bonus.
- The time limit for clearing the 40x, and what happens to uncleared bonus when it expires.
- Which games count towards wagering, and whether any count at a reduced rate.
- The exact code for each of the three deposits.
- Whether a pending withdrawal can be turned back into bonus money, and what that does to your funds.
- The minimum deposit for each stage.
What players ask about the welcome bonus and its wagering
Do I need a code for every deposit?
Yes. Each of the three stages has its own bonus code, and the code must be entered when you make that deposit. Check the cashier or the bonus terms for the current code before confirming the payment.
Is the 40x calculated on the bonus or on my deposit too?
The bonus terms decide. Some offers apply the multiplier to the bonus alone, others to deposit plus bonus. On a hypothetical €100 deposit with a €100 bonus, the first route means €4,000 in wagers and the second €8,000, so confirm which applies before you play.
Can I withdraw the bonus money straight away?
No. Bonus funds stay under the 40x requirement until it is met. If you request a withdrawal while bonus funds are active, check the terms first: accepting an offer that converts a pending withdrawal back into bonus money stops the withdrawal and puts the money under the wagering requirement again.
Our verdict on the offer and your next step
The package is generous at the top end: two 100% matches up to €200 each give a player who deposits the cap a real boost to playing time. The 40x requirement is the part to weigh, and the base it applies to decides whether the offer is comfortable or demanding. Read that one line in the terms before your first deposit, then decide how many of the three stages you want.
21 Casino is operated by Ragnarok N.V. under a Curaçao licence.
Gambling is for adults only (18+). If gambling is causing you problems, free and confidential support services are available in your country. Play only with money you can afford to lose, and treat a bonus as extra playing time, not a reason to deposit more than you planned.
This text draws on what the operator states about its bonus package and terms; we made no deposit or withdrawal ourselves. It was last updated in November 2026. Where this text and the operator’s terms differ, the terms apply.