Is WinBig 21 casino legit?
NO, after reviewing WinBig 21, I noticed several serious drawbacks, including the lack of a valid gambling license and connections to related blacklisted casinos. On the positive side, the casino provides customer support 24/7. Based on the cons, I rate WinBig 21 as “Unfair“.
Reviewed by
Strahil Ivanov
Updated on
Press the LEGITOMETER for more info
WinBig 21 welcomes new players with a 400% sign-up bonus.
🙋♂️ USER REVIEWS
🎁 WELCOME BONUS
400% deposit bonus
📆 ESTABLISHED
2012
✅ LICENSE JURISDICTION
WinBig 21 casino does not operate with an official license.
🏛️ OWNER
CyberRock LTD (not shown anywhere in the website)
🌍 TOP GEOs
Japan, Mexico, Argentina, Portugal
🗺️ LANGUAGES
English 🌎
German 🇩🇪
French 🇫🇷
Spanish 🇪🇸
Italian 🇮🇹
Portuguese 🇵🇹
Japanese 🇯🇵
⏱️ WITHDRAWAL TIMES
Crypto withdrawal: up to 18 business days
Bank transfer: up to 18 business days
📧 SUPPORT
Customer support email: support@winbig21.casino
Financial support email: documents@winbig21.casino
Live chat: 24/7
Phone numbers:
- International: (+1) 718 732 0154
- France: (+33) (0)1 789 00368
- Spain: (+34) 91 290 1420
💱 CURRENCIES
USD, EUR, GBP, AUD
💳 BANKING
Note: The shown weekly limit is only available to players, who make a deposit of at least $249. The remaining players are subjected to 10x deposited amount as a payout limit. Their remaining winnings will be lost.
| Payment | Min Deposit | Max Monthly Withdrawal |
|---|---|---|
| Visa | $10 | N/A |
| MasterCard | $10 | N/A |
| Skrill | $10 | N/A |
| Neteller | $10 | N/A |
| CashLib | $10 | N/A |
| Bitcoin | $10 | $10,000 |
| Bank Transfer | N/A | $10,000 |
WinBig 21 Casino Review
WinBig 21 Casino is another online gambling platform with a simple layout and a familiar structure. It offers the usual casino games, payment options, and bonus offers, but nothing that makes the platform better than safer licensed casinos, such as Ice 36. The biggest problem is that WinBig 21 does not hold a valid gambling license. The software providers may be licensed, but WinBig 21 Casino itself is not regulated by an official gambling authority. I also found the casino connected to related blacklisted platforms, which is another major red flag.
The payment methods include debit cards, credit cards, e-wallets, wire transfers, and Bitcoin. Withdrawals through wire transfer and Bitcoin can take up to 18 business days. Bitcoin payouts may be faster, but they must be followed by another crypto deposit.

Overall, I do not recommend WinBig 21 Casino. The lack of a valid license, slow payout times, extra payment fees, related blacklisted casinos, and restrictive bonus rules are serious issues. Even with 24/7 customer support, I would still choose a properly licensed casino with clearer terms and faster withdrawals.
Minimum deposit
$10
max monthly withdrawal
$10,000
license jurisdiction
No license
year of establishment
2012
casino sign-up bonus
400%
According to our LegitoMeter WinBig 21 is UNFAIR
Factors affecting our LegitoMeter
License
Withdrawal times
Winning limits
Support 24/7
Fair bonus terms
User ratings
Fake casino games
Withdrawal limits
Casino older than 12 months
Variety of payment methods
Fair terms and conditions
Related blacklisted casino
👍👎
No 👎
Slow 👎
Yes 👎
Yes 👍
No 👎
Negative 👎
No 👍
Low 👎
Yes 👍
No 👎
No 👎
Yes 👎
Summary of our Legitometer and the most important factors it monitors.
The casino operates without a gambling license
WinBig 21 does not hold a valid license similar to it’s related blacklisted casino Crazy Luck.
Win limit
If a player deposits lesser amount that $249 their payout limit is set to 10 times the deposited amount.
Unfair bonus terms
All of the promotions are subject to the same payout limit as in the rule above.
Unfair general terms
When requesting a payout via wire transfer, debit cards, or Neteller you will pay an additional fee between 10 USD and 40 USD.
Latest user reviews
I mistakenly added money to the wrong section in 4rabet app
I mistakenly added money to the wrong section in 4rabet app and immediately felt like I had hit a dead end. For a moment I thought my funds were stuck and the evening will be ruined and message 4rabet support honestly not expecting a quick solution but to my surprise they responded within minutes manually reallocated the money to the correct section and even double checked if I needed anything else also the entire issue was sorted out in under 15 minutes which is honestly rare these days. Thanx to their fast and friendly reliable support everything was back on track and I could fully enjoy my evening and moments like these that show how important good customer services is quick response real solution and genuine care for the user experience
Fair kazino
Everything has been just like they said. They’re honest! They pay a little slow, but I was aware about it. The most important thing is that they actually give your money and don’t make hundred excuses not to pay. Once you verify there are no problems with cashing out.
Playing is fun
I like playing their games and bonuses are great. I just wish I could withdrawal my money instantly. They always pay me, but it takes 2 or 3 days.
It’s hard to win
I don’t have much luck on their site, I’ve played for a month now and I have won $2.48 , $5.37 and $10.38 …
I won $100 with their welcome bonus
I won $100 with their welcome bonus 💰 Cashing out wasn’t instant, they paid me in several days. Anyway, games are fun. I am having a good time.
Facts about Win Big 21
- WinBig 21 Casino offers 24/7 customer support, which is one of the few positive features I found.
- Players must be at least 25 years old in order to play in the casino. I personally find this rule as a plus.
Advantages and disadvantages
Advantages
👍 Traditional fiat payment methods as well as Bitcoin are available
👍 The casino operates for more than 10 years
👍 The customer support is available 24/7 via phone, live chat and email
Disadvantages
👎 A win limit is applied and based on the player’s deposit
👎 The payout limit is considerably low in comparison to similar casinos
👎 Unfair bonus and general terms, due to transaction fees applied
WinBig 21 COMPARED to other brands
| Casino | WinBig 21 | PlayGrand | Cobra Casino |
|---|---|---|---|
| Rating | Unfair | Almost there | Legit |
| Bonus | 400% | $300 | $1000 |
| Min Deposit | $5 – $10 | $10 | $10 |
| Max Payout | $10,000 | $20,000 | $10,000 |
| License | No license | Malta and the UK | Curaçao |
| Play now | Read Review | Read Review |
Casino bonuses and promotions
The bonus terms at WinBig 21 Casino are not player friendly. Bonus funds are non cashable and will be removed once a payout is requested. Furthermore, there’s a maximum cash out limit of ten times the deposit for deposits lesser than 249 USD.

Sign-up bonus

Welcome bonus on the first deposit
- 400% match bonus
- Wager: 60x deposit + bonus
- Minimum deposit: $25
- Maximum cash out: 10x deposit for deposits lower than €249
- Valid for: new players only
18+ | Gamble responsibly | GambleAware.org | T&C’s apply
What’s your experience with WinBig 21? Leave a review
Frequently asked questions
No, WinBig does not operate with a valid license.
Yes, deposits and withdrawals may include extra fees between 3% and 6.5%.
No, I do not consider the bonuses fair because bonus funds are non cashable and may include strict maximum cash out limits.