4Grinz Casino | free spins and bonuses in Bitcoins (BTC) | review

4Grinz Casino | free spins and bonuses in Bitcoins (BTC) | review

4Grinz Casino Review:

4Grinz is a brand new Bitcoin Casino that appeard in the gambling scene in 2016. People behind the casino are gaming experts with over 50 years of combined experience.

4Grinz Casino is dedicated for online players that want more privacy, faster payments, and better bonuses. The casino delivers all this stuff and even more, offering free and licenced entertainment 24 hours a day. Besides, the casino offers live support, and bitcoin games without wagering requirements for instant withdrawals.

Account and Registration

Registration at 4Grinz Casino takes about 5 seconds, requiring only a valid email address. Once your player account is verified, you can instantly enjoy the benefits, anonymity, and entertainment experience of a trusted bitcoin casino.

Restricted Countries and Territories

4Grinz Casino accepts players from all countries around the globe. However, players should check to make sure their local laws do not limit offshore online gambling.

Bonuses and Rewards

4Grinz has to offer a very decent reward program which is called CoinBack. How does it work? Simple, the casino offers its customers returns between 10% and 100% depending on the player’s status. In addition, the casino gives away loyalty Grinz Points that members can exchange for free spins, free bitcoin and other perks.

Most online casino only reward players once they’ve become VIP, while 4Grinz rewards them every time. In practise, there are 5 VIP thresholds:

  1. Premium Membership that qualifies players for extra rewards like Cashback, Re-Load Bonus, Free Spins, and Tournaments.
  2. Joy Luck Club status with automatic 50% increase in Premium Membership perks.
  3. VIPs (Red, Gold, and Black) these include all the above rewards plus FPP points redeemable for real bitcoins.

Every 4Grinz player can check transaction history, player status, rewards, bonus requirements, etc in his user profile. Besides, there are tools that give players the ability to set personal limits and activate “Refer A Friend” status.

Games and Software

4Grinz Casino is driven by SoftSwiss, a white-label casino platform with bitcoins. Thanks to good cooperation between the companies, we can enjoy over 800 casino games under one roof. Moreover, in order to play these games we don't have to download any software, all what is necessary is mobile or desktop device. As for mobile version of the casino, we can access its website via all kind of tablets and smartphones with Android and iOS software.

4Grinz offers almost hundreds of games in the following categories: Slots, Table Games, Video Poker, Casual Games, Card Games, Lottery, Craps and Live Dealer. The games are delivered by Amatic, Ezugi, Endorphina, BetSoft, and some other prime software developers.

At the time of writing, the most popular games in the casino are slot machines with progressive jackpots as well as live dealer games. These include Cherry Fiesta, Fruit Zen, Live Baccarat, Live Roulette, Live Sede and Live Wheel of Dice. Check it out for free!

Game Integrity

All games at 4Grinz Casino are operated by their respective game provider and audited by Itech Labs, an independent testing agency. These audits show that the games offer players a genuinely fair payouts, usually over 97%.


Bitcoin is accepted around the world by thousands of popular retailers, hotels, restaurants, and service providers. Bitcoin transactions are fast, there are no security checks or suspensions. At 4Grinz Casino all bitcoins players enjoy instant and free of charge deposits & withdrawals.

The minimum cashout is only 1 mBTC, and the maximum daily withdrawal limit is 10 BTC. When a player over 10 bitcoins or 4Grinz implements security procedure. This means that all big wins will be paid in installments up to 10 BTC daily.

In order to make a Bitcoin transaction players can use one of the available BTC wallets, eg. Cubits, BitQuick and CoinMama

Privacy and Security

4Grinz is owned and managed by bitcoin people who take your privacy and its protection seriously. The casino deals exclusively with Bitcoins to ensure player financial data is never compromised and withdrawals are instant with no tricks. Furthermore, 4Grinz requires from players a very limited information, and only enough to verify a player’s account.

Another level of protecion in the casino is state-of-the-art SSL encryption. This solutions converts all sensitive information into unreadable text to keep players safe at all times.


Customers at 4Grinz Casino can count on live support at any hour of any day. In addition to live chat, the casino also serves clients via e-mail. Most queries are answered and issues resolved within few minutes.

“Changing minds and habits. Building trust and smiles. We are 4Grinz.”

Our overall rating for 4Grinz Casino is 9/10.