21 Casino Bonus Codes

Enter Your 21 Casino Bonus Code November 2026

Start with 21XDEP1, which matches your first deposit 100% up to A$300 with 209 spins, all wagered x35.

Apply Code Must be 18 or older to play. Wagering requirements and full conditions apply.
House Selection
Gonzos Quest
Gonzos Quest
NetEnt
Start the Quest
The Moment You Decide

A Code That Fits How You Play

Try It With No Deposit: 21XREELS
15 free spins no deposit
15 free spins no deposit
Claim Spins
21 Casino First Deposit: 21XDEP1
100% up to £300 + 209 free spins
100% up to £300 + 209 free spins
Activate Now
Before: No Reload, Now: 30%: 21XBOOST
30% up to £130
30% up to £130
Add Bonus
Right now you are comparing

Every 21 Casino bonus code, side by side — November 2026

21XDEP1
100% up to £300 + 209 free spins
100% up to £300 + 209 free spins
Activate Now
21XDEP2
75% up to £150
75% up to £150
Add Bonus
21XREELS
15 free spins no deposit
15 free spins no deposit
Claim 21XDEP1
21XBOOST
30% up to £130
30% up to £130
Enter 21XDEP2
21XCOVER
12% cashback
12% cashback
Use 21XREELS
The Small Print

The Terms Behind Each Code

21XDEP1 — 100% up to £300 + 209 free spins
On 21XDEP1, a 100% match tops out at A$300 and carries 209 spins on Hot to Burn, all sticky and wagered x35 on deposit plus bonus. Minimum deposit A$20; Wagering x35 deposit plus bonus; Wager within 21 days
Claim 21XDEP1
21XDEP2 — 75% up to £150
Your second 21XDEP2 deposit earns 75% up to A$150, again sticky and wagered x35, with a larger A$40 minimum that keeps smaller budgets out. Minimum deposit A$40; Bonus capped at A$150; Code open for 30 days
Enter 21XDEP2
21XREELS — 15 free spins no deposit
The 21XREELS registration code hands out 15 spins at A$0.20 on Lucky Lady Moon, but only winnings are wagered x35 and A$50 is the cashout ceiling. Cashout capped at A$50; Wager in 7 days; Lucky Lady Moon only
Use 21XREELS
21XBOOST — 30% up to £130
Weekend reloads through 21XBOOST add 30% up to A$130 on a A$25 deposit, with only 7 days to clear a x35 bonus before it goes. Deposit at least A$25; Reload bonus up to A$130; Wager inside 7 days
Take 21XBOOST
What a Code Unlocks

Before the Code and After It

By the last step you will have claimed a code and know exactly when it clears.

Name Matching Your Photo ID
Sign up with the name on your photo ID, since mismatched details stall the 12-hour verification later. No bonus code belongs on this form.
Where Do I Type It?
Type the code in the bonus field, not the notes box, and check for trailing spaces. Codes are case-sensitive, so copy them character for character.
21 Casino Payment That Qualifies
Fund the account only after the code sits in the field. Neteller is barred from 21XDEP1, 21XDEP2 and 21XBOOST, so pick Skrill, PayPal or a card instead.
Did the Bonus Arrive?
Look in your bonus balance before spinning. A code that never landed shows a plain balance, and support can fix it faster than a stuck session.
How Long Do I Have?
Turn x35 into cleared cash inside 21 days on 21XDEP1, keeping each bet at A$10 or under. One oversized spin can wipe the whole bonus.
Cost Check

21 Casino Codes That Cost More Than They Give

First Withdrawal, Locked Balance
Bonus money sits locked until identity checks clear, and the x35 wagering clock keeps running while you wait, so a slow upload can eat the whole window. Upload photo ID and address proof early Keep the name on both identical
When a Code Pays Off
Four situations where claiming beats playing on your own money.; You can deposit A$20 and clear x35; You plan steady A$10 bets, no chasing; You want extra spins on named slots; Your weekend play already runs long
Mid-Wagering Stake Slip
A single spin above A$10 during wagering breaches the max bet term, and the casino can void the bonus and its winnings even on a slot you like. Set your stake under A$10 first Skip feature buys and turbo stakes
A$50 Ceiling on Spin Winnings
Spins from 21XREELS cap your winnings at A$50 however well Lucky Lady Moon treats you, so the upside is fixed before you press spin. Treat it as a taste, not a payout Deposit for anything bigger
Late Code, No Bonus
A code typed after funding often fails to attach, because the cashier has already closed the offer for that transaction, leaving a plain deposit and no matching bonus. Enter the code before you pay Ask support if the bonus is missing
Three Offers for You

21 Casino Keeps Paying Account Holders

21XBOOST — 30% up to £130
Weekend reloads through 21XBOOST add 30% up to A$130 when you deposit A$25 or more, entered at the cashier before the payment goes through.
21XCOVER — 12% cashback
A weekly 12% cashback worth up to A$500 appears in your profile for a A$20 deposit, and its light x3 wagering clears in 3 days.
Personal VIP Top-Up
No code is needed for the VIP offer of 25% at x5 wagering, which lands in your account once play brings it your way.
Code Refused At Checkout

Find Out Why The Code Was Refused

Is This Code Already On My Account?
A code that has already been claimed on this account will not pay out twice. Open your bonus history in the cashier and check whether 21XDEP1 or 21XREELS is already listed there.
You Already Have A Bonus Running
An active bonus blocks a second one until it is finished or forfeited. Finish the wagering on the open offer, or decline it in the cashier, then enter the code again.
21 Casino Closed That Window
Promotional windows close on their own, and an expired code simply bounces back at the cashier. Check the offer list for the code that is running now instead of retrying the old one.
Before Verification, After Verification
Unverified accounts cannot take a bonus until the documents clear, which normally takes up to 12 hours. Send photo ID, proof of address and payment method confirmation, then enter the code once more.
Pick The Code That Matches You
A new-player code such as 21XDEP2 will not load for an existing account, and 21XBOOST is for existing players only. Match the code to your account type and save yourself the retry.
Why Is My Country Blocked?
Offers are built for the market they are promoted in, and some codes stop working once you leave it. If the cashier keeps refusing the code, confirm the country set in your profile.
You Have Tried Everything Else
When each cause above has been ruled out, message live chat or email [email protected] with the code and the time you tried it. Support works around the clock and can trace the refusal.
Winnings, Not Confetti

Straight Answers On Bonus Codes

How long do the no deposit spins stay in my account?
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Two days after you register with 21XREELS, the fifteen spins on Lucky Lady Moon must be played, and their winnings face x35 wagering inside seven days. Anything still unused after that is taken off the account. A cap of A$50 applies to what the spins can pay out.
What if I change my mind after using a code?
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If you would rather not carry the wagering, ask support to remove the bonus before you play through it. Once the bonus is lifted, the bonus balance and any winnings tied to it go too. Your own deposited money stays yours and can be withdrawn.
Why is my payout held back after a bonus code?
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Because wagering of x35 is counted against the deposit plus the bonus, a small deposit must be turned over many times before a payout. Clear that turnover, keep each bet at or below A$10, and the withdrawal can be requested in the cashier.
Do I need an app to enter a bonus code?
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No download is needed for a bonus code. You open the site in your phone browser, sign in, and punch the code into the same cashier field you would use on a desktop. The mobile layout shows the code box on the deposit screen.
Why set a limit while a bonus is running?
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Because a bonus can stretch a session well past what you planned, set a deposit limit or loss limit in your profile before you claim. Session reminders and reality checks are there too, and self-exclusion can be triggered whenever you want out fully.
What if the casino is not licensed for Australia?
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If something about a code looks off, the licence behind the site sits with the Malta Gaming Authority, number MGA/B2C/312/2016. That regulator sets the rules your bonus and withdrawals follow. Nothing on the page comes from an Australian-issued permit.
Do I need a code that has no wagering at all?
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No code here pays winnings with nothing to play through. Three of them carry x35, while 21XCOVER asks for just x3 on the cashback amount. The lightest condition is still a condition.
One Code, No Deposit

Play 21XREELS Before You Pay Anything, 2026

21XREELS

Bet Cap: £5; Spins: 15 × £0,20; Slot: Lucky Lady Moon; Wagering: 35x winnings; Time Window: 2 / 7 days; Most You Keep: £50

The Numbers

Two Codes, Two Deposits, One Package

Deposit 1 · 21XDEP1
100% up to £300 · 209 free spins
Deposit 2 · 21XDEP2
75% up to £150 · —
The Maths · £20
£40 × 35x = £1.400 · about £56 (RTP 96%)