The minute before you claim
Read the 21 Casino Bonus Terms Before You Claim
The opening match hands you a 100% bonus up to £300, and reading the terms once saves you a surprise later.
Collect Your £350
Must be 18 or older to play. Wagering requirements and full conditions apply.
House Selection
Gonzos Quest
NetEnt
While you compare offers
Sitting Down to Compare Bonus Offers
When you plan a larger first deposit
Bigger deposit, bigger match, bigger rules
Check current offersThe offer in numbers
The Welcome Offer, Laid Bare
The offer
Match: 100%; Max bonus: £300
Spins and time
Valid for: 21 days
Conditions
Wagering: x35 wagering on bonus funds; Minimum deposit: Min £20 deposit required
From sign-up to playable
Get Your Welcome Bonus in Three Steps
First-time nerves about missing a step or losing the bonus quietly are the worry this path removes.
Your qualifying deposit
Fund the account with at least the minimum, because a smaller payment does not trigger the offer at all and leaves you waiting for a reload instead.
Check the bonus tab
Once the payment clears, the offer attaches itself to your balance, so glance at the bonus tab to confirm it landed before you play anything.
What is left when day 21 ends?
Play through x35 on bonus funds inside 21 days, and keep an eye on the clock, since anything unfinished when the window closes simply goes.
Six Rules and Four Checks
21 Casino Offers Do Not Reach Australia
Licence and age
Regulator: Malta Gaming Authority, MGA/B2C/312/2016; Legal age: 18+; Online casino ban: Prohibited for Australians under the Interactive Gambling Act 2001; Site blocking: ACMA has blocked sites since Nov 2019; No bonus rules: None exist, because online casino is illegal; BetStop register: Licensed wagering only, from 21 Aug 2023; Ad restrictions 2026: Gambling Reform Act 2026 curbs wagering ads and inducements; Social media ads: Reform Act 2026 bans ads for illegal gambling services
Limits and checks
Account limits: Deposit limits, loss limits, session reminders, self-exclusion, reality checks; Verification time: 12 hours for ID, address and payment confirmation
Market rules
Help services: Gambling Help Online, Lifeline Australia, National Self-Exclusion Register
Ask 21 Casino first
What Players Want Settled Before Claiming
Can I apply a welcome code after I have already deposited?
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Any code worth using sits on the promo code page, and that page is the only place to look. Read it before your first deposit, because a code missed at that moment rarely gets applied afterwards. Keep it beside you through the claim and the credit lands as arranged.
Can I still get bonuses once my welcome offer is used?
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Wednesday brings a reload, Tuesday brings a loss return, and selected slots hand out spins week to week. The Private Player Programme adds personal offers once your play is established. Check the date each one runs, since none of them sits open indefinitely.
Why would I play without taking any bonus at all?
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Because the wagering clock starts whether or not a bonus sits on your balance, a plain deposit keeps every win free of conditions. Nothing ties your withdrawal to a turnover figure, and you cash out the moment you choose. Many players start that way, then take a bonus once the terms feel familiar.
When does the clock start on my welcome wagering?
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Your opening match carries x35 wagering on bonus funds, so a £200 bonus asks for £7,000 of play before anything leaves as cash. That turnover must be finished inside 21 days. Miss the window and the remaining bonus and its winnings fall away.
Can I take the opening match while I am on mobile data?
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Yes. The cashier, the bonus cards and the promo code page all open in the same mobile browser, so claiming works exactly as it does at a desk. Verification documents photograph cleanly from a phone, and a 12-hour review follows. Nothing about the offer shrinks on a small screen.
Do I need an Australian licence to play at this casino?
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A licence from the Malta Gaming Authority sits behind this site, numbered MGA/B2C/312/2016. That regulator is not an Australian one, and online casino play for Australians is prohibited here regardless of where the operator is licensed. Read the market rules on this page before you decide what to do.
Where do I find out how many days my bonus has left?
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Where a bonus has 21 days on it, that is the whole of your window, counting from the moment it reaches your balance. Days pass whether or not you log in. Diarise the final week, then finish the turnover well ahead of the cut-off.
When the maths lands
21 Casino Wagering, Worked Through
You pay
Deposit: £200
You get
Bonus: £200
You play
Wagering: 35x; To wager: £7.000; Days: 21
21 Casino Terms to Watch
Read This Before You Claim Anything
Count your deposit twice
Send too little and no bonus lands at all, because every offer here rests on a min £20 deposit required, and the shortfall only shows once the balance is unchanged. Add the balance up before you send it Check the figure on the cashier screen
Where did my bonus go?
Paying in first and looking for the offer afterwards usually means missing it, since a bonus must be picked and confirmed before the qualifying payment is completed. Pick the offer, then pay in Screenshot the offer screen as proof
21 Casino runs on a short clock
Leave the wagering too late and the bonus is gone, as every offer carries a 21 day limit and the balance disappears the moment that window shuts. Note the end date when the bonus lands Play a steady share each day