Sign Up at 21 Casino
Register in under 5 minutes and claim 121% up to £100
Last verified: March 2026 | Operator: LeoVegas Gaming PLC | UKGC Licence: 39198
Opening an account at 21 Casino takes about five minutes. You need to be 18+ and based in the UK. Fill in your details, pick a deposit limit (the UKGC makes this mandatory), confirm your email — and you're in.
Right after signing up, you get 10 free spins on Book of Dead without depositing anything. When you do decide to put money in, the minimum is £10 — debit card, PayPal, Apple Pay or bank transfer all work. That first deposit gets matched at 121%, up to £100 in bonus funds.
We've laid out each step of the process, what info you'll need on hand, and what to expect once your account is live — including the ID checks you'll go through before your first withdrawal.
What We Like
- Quick registration — under 5 minutes
- 10 free spins awarded on signup (no deposit needed)
- 121% match bonus on first deposit
- Deposit limits set during registration (responsible gambling)
- Works on mobile — no app download required
What Could Be Better
- UK address required — international players cannot register
- KYC documents needed before first withdrawal
- No social login (Google, Facebook) option
Registration at a Glance
| Detail | Info |
|---|---|
| Time Required | Under 5 minutes |
| Minimum Age | 18 years old |
| Eligible Countries | United Kingdom only |
| No-Deposit Bonus | 10 free spins on Book of Dead |
| First Deposit Bonus | 121% up to £100 |
| Min First Deposit | £10 |
| KYC Required | Yes — before first withdrawal |
How to Register — Step by Step
Here's what the registration looks like from start to finish:
Visit 21 Casino
Go to the 21 Casino website and click the "Register" or "Join" button in the top right corner. The registration form opens in a simple overlay.
Enter Your Details
Provide your full name, date of birth, email address, and UK mobile number. Create a secure password. You'll also need to enter your UK postcode and home address.
Set Deposit Limits
You'll need to pick a deposit limit — daily, weekly, or monthly. The UKGC requires every casino to ask for this during signup. You can change it later in your account settings.
Verify Your Email
Check your inbox for a verification email and click the confirmation link to activate your account. Check your spam folder if the email doesn't arrive within a few minutes.
Make Your First Deposit
Deposit a minimum of £10 using any accepted method (debit card, PayPal, Apple Pay, or bank transfer) and your 121% bonus will be credited automatically.
What You Need to Register
Personal Information
- Full legal name
- Date of birth
- UK home address and postcode
- UK mobile phone number
Account Details
- Valid email address
- Strong password (8+ characters)
- Preferred currency (GBP)
- Deposit limit preference
What Happens After Registration
| Step | What Happens | When |
|---|---|---|
| Free Spins | 10 spins on Book of Dead credited to your account | Immediately after signup |
| Welcome Bonus | 121% match on first deposit (up to £100) | After first deposit of £10+ |
| Wagering | 35x wagering on bonus funds before withdrawal | 30-day completion window |
| KYC Verification | Upload photo ID and proof of address | Before first withdrawal |
Age Verification: You'll likely need to upload photo ID (passport or driving licence) and proof of address before withdrawing. Every UKGC-licensed casino has to do this — it's the law, not just 21 Casino being difficult.
Already have an account? Log in here. Browse the full game library before signing up — most slots are available in demo mode.
18+ New players only. T&Cs apply. BeGambleAware.org
What Happens After You Register
Once your 21 Casino account is live, the first thing you will notice is 10 free spins sitting in your account. These are credited automatically to Book of Dead — a popular Play'n GO slot — and carry a modest 10x wagering requirement on any winnings. You do not need to deposit or enter a code. Just open Book of Dead and the spins are there.
Email verification may be requested shortly after you sign up. Check your inbox (and spam folder) for a message from 21 Casino containing a confirmation link. Clicking it activates your account fully. Some players report being able to browse games before verifying, but you will need to confirm your email before making a deposit or withdrawal.
KYC (Know Your Customer) verification is a UKGC requirement, but you have some flexibility on timing. You can upload your passport or driving licence and a proof of address straight away through the account settings, or you can defer it until you request your first withdrawal. Our recommendation is to get it done early — verification typically takes 2 to 4 hours during business hours, and completing it in advance means your first cashout will not be delayed.
Before you deposit, take a moment to set your deposit limits. 21 Casino asks for these during registration, but you can adjust them afterwards in your account settings. The UKGC requires all licensed operators to offer daily, weekly, and monthly deposit caps. Setting a realistic limit from day one is one of the most effective responsible gambling tools available — it prevents impulsive top-ups and keeps your spending within a budget you have consciously chosen.
Finally, consider exploring the game library before putting any money in. Many slots at 21 Casino are available in demo mode, which lets you try them with play money. With 1,200+ games from 60+ providers, spending a few minutes in demo mode can help you find titles you enjoy before committing real funds. Once you are ready to deposit, the minimum is £10 — and that first deposit triggers the 121% match bonus up to £100.