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21bit Casino logo

21bit Casino

150k monthly players

Rank 0

out of 37

7.6

/10

Expert Rating

24 Hours

Payout time

21bit Casino Review

300$ Welcome Bonus + 100 Free Spins

20 Free Spins without deposit

US

21bit Casino is not allowed in United States

21bit Casino Review - Withdrawal Times, Live Chat, RTP & Reader Opinions

author

Review by

Last updated June 23, 2025

21bit Casino is a modern online casino that caters to cryptocurrency enthusiasts. Offering a wide range of games, it aims to deliver an immersive gaming experience with a sleek, user-friendly interface. The platform supports multiple cryptocurrencies, providing fast and secure transactions with attractive bonuses and a focus on player security!

What's good?

Wide range of payment methods

Large gaming library from reputable providers

Licenced by Curacao

Accepts multiple cryptocurrencies

The live chat is available 24/7

What's not so good?

Sports betting unavailable

Neteller/Skrill deposits not valid for bonuses

My Verdict

21bit Casino offers a solid experience with a wide variety of games, including slots, table games, and live dealer options. The mobile version is smooth, even without dedicated apps, and the site supports multiple payment methods, making it accessible and convenient for players.

However, the lack of dedicated mobile apps and limited language support in customer service are notable drawbacks. Despite these, 21bit Casino remains a reliable and legitimate option for both crypto and traditional currency players, backed by a Curacao license and positive user feedback.

7.6

Great

Better than 97% of all casinos.

21bit Casino Bonus Offers

All the hottest at one place, just for you!

21bit Casino

Casino

21bit Casino

BGaming

Created by

BGaming

Elvis Frog in Vegas

20 Free Spins

4$ without deposit @ 0.20$ per spin

Welcome Package

300$ Welcome Bonus + 100 Free Spins

20 Free Spins without deposit

1st Deposit

150$ + 50FS

Win rate

96.50%

Payout time

24 Hours

US
21bit Casino logo

1st Deposit Bonus

150$ Welcome Bonus + 50 Free Spins

Percentage

100%

Wagering

45x Bonus

Valid Time

7 Days

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21bit Casino logo
21bit Casino

Casino

21bit Casino

BGaming

Created by

BGaming

Aztec Magic

50 Free Spins

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21bit Casino logo
21bit Casino

Casino

21bit Casino

BGaming

Created by

BGaming

Aztec Magic

50 Free Spins

5$ on 2 deposit @ 0.10$ per spin

Screenshots from 21bit Casino

Jacob Evans

Taken by Jacob Evans on Jan 30, 2025

hi
21Bit Casino
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8.5
Bonus Conditions
US

Rank 0 of 37

Match bonus compared to others
Rank 0 of 37
Legendz Casino

Lowest

500GC

21bit Casino

21bit Casino

300$

Yay Casino

Highest

100,000GC

author-quote-image

"The best thing I like about the bonuses at 21bit Casino is the high-value welcome package."

21bit Casino Bonus

21bit Casino offers a variety of exciting bonuses, including a generous welcome bonus with deposit matches and free spins, along with no deposit bonuses and seasonal offers to keep players engaged.

The welcome bonus provides up to 750$ and 270 free spins across several deposits, with wagering requirements of 45. Free spins are valid only on specific games, and bonus funds have a time limit.

Wagering45x Bonus
Available GamesSlots contribute 100% towards the wagering requirement
Time Limit7 Days
Maximum Turnover Bet

Additional promotions include cashback, free spins on selected games, and ongoing loyalty rewards. Players must meet wagering requirements before any bonus funds can be withdrawn. Always check for new offers.

What's good?

High bonus value up to 5 BTC

Free spins included with bonuses

Frequent promotions for existing players

What's not so good?

Wagering requirements could be challenging

Some bonuses limited to specific games

Welcome Package

175% in 2 deposits up to 300$

20 Free Spins

Min. Deposit

10$

Wagering

45x Bonus

Valid Time

7 Days

Calculate Bonus
$
+
$
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$
8.1
Sign Up Process
US

Rank 0 of 37

How to Sign Up at 21bit Casino

Signing up for 21bit Casino is quick and straightforward. Before you start, ensure you have a valid email address and a secure password ready.

1

Visit the casino website

Visit the 21bit Casino homepage and click on the “Sign Up” button.

2

Create log-in credentials

Enter your email address and create a secure password.

3

Accept the terms and conditions

Accept the terms and conditions, and choose whether to receive promotional emails.

4

Enter the promo code

If you have a promotion code, enter it in the provided field.

5

Complete the registration

Click on “Sign Up” to complete the registration.

After registering, you can immediately make your first deposit and claim your welcome bonus. Be sure to explore the available bonuses and promotions to enhance your gaming experience.

5.0
Payment Methods
US

Rank 0 of 37

Payout time24 Hours
Payment MethodsVisa, MasterCard, Neteller, Bank Transfer, Jeton Kart
CryptoNo
Coins
Withdrawal Limit

Payment Methods at 21bit Casino

21bit Casino supports a wide range of payment methods, including both cryptocurrencies and traditional payment options, ensuring global accessibility for players. The variety allows players to choose their preferred method for deposits and withdrawals, with the flexibility to use multiple methods simultaneously.

Crypto payments, such as Bitcoin, Ethereum, Dogecoin, and Tether, offer anonymous transactions with no exchange rate worries. These methods come with no deposit or withdrawal fees, ensuring a smooth and cost-free experience for crypto users. Traditional payment methods like Visa, Skrill, and MasterCard are also supported, depending on location.

Payment Methods

Visa
MasterCard
Neteller
Bank Transfer
Jeton Kart

Crypto is not accepted

What's good?

Multiple crypto and fiat payment methods

No transaction fees

High withdrawal limits

What's not so good?

Skrill/Neteller deposits not eligible for bonuses

Some methods unavailable in specific regions

Withdrawal Times at 21bit Casino

21bit Casino processes payouts quickly once withdrawal conditions, such as completing wagering requirements and KYC verification, are met. Cryptocurrency withdrawals are instant, e-wallets like Skrill and Neteller take 24 hours, and card payments may take 3-5 business days.

Payout time compared to others
Rank 0 of 37
24K Casino

Lowest

1-2 Days

21bit Casino

21bit Casino

24 Hours

Bruce Bet Casino

Highest

3-6 Hours

7.5
Game Selection
US

Rank 0 of 37

Live CasinoYes
Available GamesAmerican Roulette, Live Roulette, Blackjack, Baccarat, Texas Hold'em Poker, Poker, Live Blackjack, Live Baccarat, Live Poker
Game ProvidersNetEnt, Merkur, Yggdrasil, Betsoft, Thunderkick, 1X2gaming, Evolution Gaming, iSOFTBET, Amatic, ELK, Big Time Gaming, EvoPlay, BGaming, Nolimit City, Blueprint Gaming, Push Gaming, Endorphina, Relax Gaming, Ruby Play, Mancala Gaming, Pariplay, CT Gaming, Spinomenal, Apparat Gaming, Spribe, Smartsoft Gaming, Onlyplay, Gamzix, Fugaso, Hacksaw Gaming
Sports Betting👎 No
Crash GamesYes

Casino Games at 21bit Casino

21bit Casino offers a wide variety of games, including live casino, slots, table games, keno, and craps. Slots dominate the platform, with popular options like video slots, Megaways, and jackpot games, offering both fixed and progressive prizes.

The casino features a large selection of crypto games, including blackjack, roulette, Sic Bo, and baccarat. Each game has multiple variants with different gameplay, payouts, and rules. Live casino options provide an authentic experience, allowing players to interact with real dealers and enjoy titles like blackjack, roulette, and baccarat.

Top Slots

Enjoy popular slots like Starburst and Book of Dead, offering engaging gameplay and big win potential.

Other exciting titles include Gonzo's Quest and Mega Moolah, known for their high RTP and massive jackpots.

Game Providers

NetEnt
Merkur
Yggdrasil
Betsoft
Thunderkick

Popular Slots

AviatorEye of HorusRazor SharkLucky PharaohEsqueleto Explosivo 2Money Train 4
What's good?

Extensive variety of slot games

Offers both fixed and progressive jackpots

Multiple table game variants available

What's not so good?

Some table games have higher house edges

Not all games available in demo mode

21bit Live Casino

21bit Casino offers a live dealer experience that mimics the excitement of a land-based casino, streamed directly to your device. Games are hosted in professional studios across the globe, allowing players to place bets and enjoy real-time action.

The live casino includes features like texting the dealer and chatting with fellow players, enhancing social interaction. The available games, deposit limits, and rules vary, depending on the specific live casino game you choose to play.

21bit Casino Payout Rate (RTP)

21bit Casino doesn’t list its average RTP explicitly on the website. However, based on available game data, we can estimate the RTP across various game categories offered.

For instance, slots at 21bit Casino have an average RTP of 96.2%, while table games average 97%. Live casino games offer an even higher RTP of about 98.3%, making the overall RTP likely exceed 96%.

21bit Casino Software

21bit Casino collaborates with numerous software providers to offer its players a wide variety of games across different categories. Many providers specialize in slots, while others supply titles spanning multiple categories, such as slots, table games, and live dealer options.

Some of the prominent providers featured at 21bit Casino include 1x2Games, August Gaming, Amatic Industries, Betsoft, Blueprint Gaming, and Evolution Gaming. The casino also hosts titles from Igrosoft, Yggdrasil Gaming, and other top developers, ensuring diverse game options.

Win rate compared to others
Rank 0 of 37
Legendz Casino

Lowest

94.50%

21bit Casino

21bit Casino

96.50%

Royal Vegas

Highest

95.85%

8.0
License & Security
US

Rank 0 of 37

OwnerDama N.V.
Licensed byCuraçao eGaming License

Fairness and Legitimacy

21bit Casino operates with a valid Curacao license, ensuring compliance with strict gambling laws. Players can contact the gambling watchdog for any unresolved issues, ensuring transparency and accountability. The casino adheres to fair rules and regulations, protecting players' interests.

21bit Casino undergoes regular audits from independent bodies to ensure fairness and security. These audits help improve customer service and reduce the likelihood of fraud. 21bit also uses legitimate software providers, preventing unfair cash losses and enhancing player trust and experiences through secure platforms.

What's good?

Licensed by Curacao eGaming Authority

Regular audits ensure fairness

No history of fraud cases

What's not so good?

Curacao license has limited global recognition

No UK Gambling Commission oversight

21bit Casino Security

21bit Casino prioritizes customer security by implementing features to protect personal and financial data. The platform ensures that sensitive information remains secure and prevents unauthorized access or fraud.

The casino uses SSL encryption and a firewall to protect against hacking attempts. It also requires a username and password for secure account access, with automatic logout for inactivity.

9.1
Customer Service
US

Rank 0 of 37

Live ChatYes
Emailsupport@21bit.com
Telephone
LanguagesEnglish

Customer Support at 21bit Casino

21bit Casino offers multiple customer support options, including live chat and email. Live chat, accessible through an on-site icon, provides quick responses and allows you to resolve issues without leaving the platform.

For email support, you can contact 21bit Casino at support@21bit.com. Responses may take up to three hours, making it suitable for more detailed inquiries, such as submitting documents or screenshots to assist in resolving your issue.

What's good?

Live chat provides immediate assistance

Friendly and knowledgeable support staff

Support available via email

What's not so good?

Email response may take hours

No phone support available

How 21bit Casino Casino performs against the competition

See how 21bit Casino performs in various key metrics against all casinos we have reviewed!

Match bonus compared to others
Rank 0 of 37
Legendz Casino

Lowest

500GC

21bit Casino

21bit Casino

300$

Yay Casino

Highest

100,000GC

7.3
Mobile App
US

Rank 0 of 37

Compatible DevicesMobile
Mobile GamesYes
Mobile SlotsYes
Mobile Live CasinoYes

21bit Casino Apps and Mobile Version

21bit Casino offers a mobile-friendly website but does not have dedicated apps for Android or iOS. The mobile version is well-optimized, providing a smooth experience across various devices, including smartphones and tablets.

Users report that the mobile interface is responsive and easy to navigate, with quick access to games, bonuses, and customer support. Despite the lack of mobile apps, the casino's browser-based mobile experience compensates well, ensuring seamless gaming on the go.

Usability of the Online Casino

The 21bit Casino website is user-friendly, offering clear navigation and providing all necessary information, such as game options, promotions, and licensing. Signing up is simple, with an intuitive process guiding players through account creation quickly.

The dark background and contrasting text make the site easy to read, even in bright environments. Clear, simple English ensures accessibility, while multilingual support caters to non-English-speaking players. The mobile site retains the same user-friendly theme with optimized text and well-spaced links.

Android
iOS Devices
Mobile

21Bit Casino FAQ

What is the contact number for the 21bit Casino?

This casino does not provide a number that you can call if you wish to talk to customer service. Instead, it has provided an email address and live chat for this purpose. The live chat is the best for all your inquiries, as you get an almost instant response from customer support. You also do not need to move away from the casino site to contact the support team.

How do I close my account at 21bit Casino?

If you wish to close your account, contact customer service to have it done for you. The customer service team does not require you to provide the reasons for closing your account. It will just look at the account for a positive balance and close it. You will get an email from the casino telling you that your account has been closed.

Is 21bit Casino a rip off/fraud?

From our observation, 21bit is not a rip-off or a fraud. It is a legitimate casino that has received positive feedback from customers across the world. It has an operating licence from Curacao and uses legitimate software from providers. Therefore, everyone has a chance to win when they play at this casino.

Do you have to download software to play at 21bit Casino?

You do not need to download any software to play games at 21bit Casino. All the games in the casino are available for instant play. It makes use of HTML-5 technology that uses your browser to help you play the games. By not having to download any software to play games on this casino, you can access it from any device that is connected to the internet and has a browser.

Can I pay by mobile at 21bit Casino?

There is no dedicated app from 21bit Casino that allows you to pay by mobile. However, you can pay via your mobile device using any provider accepted on the casino that has a mobile app. Most cards and e-wallets have mobile apps, which you can use to transact with the casino conveniently.

Does 21bit Casino accept Paypal or Cryptocurrency?

At the moment, 21bit Casino does not accept payments from PayPal. While PayPal is a leading e-wallet, it has strict conditions that make it less attractive for most users. If you wish to use an e-wallet, go for accepted ones like Neteller and Skrill. Both payment providers offer similar features and security, like PayPal.

author

Written by

Jacob Evans

I'm Jacob Evans, your go-to expert in online gambling. With a robust background in casino gaming and a knack for breaking down complex betting strategies, I’m here to guide you through online casinos, sharing tips to help novices and seasoned bettors excel.

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