CosmicSlot Casino Review

Last updated: 09 September 2025 Published by on 08 January 2021

CosmicSlot Casino was established in December 2020 by a company called European Company Altacore N.V. The casino holds a Curaçao Gaming Control Board (GCB) license and offers a great variety of slots, live games, and sports betting. 

There are many popular game providers at CosmicSlots, including Play´N GO, Pragmatic Play, NetEnt, Quickspin, PG Soft, and many more. You can find several popular betting markets and features in the sports betting section. New players at CosmicSlots Casino can enjoy a casino welcome bonus after they register and make their first deposit. There is also a sports welcome bonus and a cashback bonus available.

CosmicSlot Casino Bonus

New players at CosmicSlot Casino can claim a casino welcome bonus when registering and making their first deposit. You can also get cashback while playing in the casino.

Welcome Bonuses

1st Deposit Bonus icon

1st Deposit Bonus

125% up to $500 + 100 Spins

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Bonus T&Cs
Bonus percentage 125%
Max bonus $500
Deposit for max bonus $400
Wager requirements 30x (Bonus + Deposit)
Expiration time 10 days
Max bet $5
Max withdrawal No limits
Min deposit $20
Bonus code None
Forfeitable No
Non sticky bonus No
Spins T&Cs
Spins 100
Wager requirements 30x (Bonus)
Max bet $5
Expiration time 1 days
Spin value $0.01
Max withdrawal $100
Min deposit $20
Bonus code None
Credited Upon deposit
2nd Deposit Bonus icon

2nd Deposit Bonus

85% up to $750 + 85 Spins

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Bonus T&Cs
Bonus percentage 85%
Max bonus $750
Deposit for max bonus $882.353
Wager requirements 30x (Bonus)
Expiration time 10 days
Max bet $5
Max withdrawal No limits
Min deposit $20
Bonus code None
Forfeitable No
Non sticky bonus No
Spins T&Cs
Spins 85
Wager requirements 30x (Bonus)
Max bet $5
Expiration time 10 days
Max withdrawal $100
Min deposit $30
Bonus code None
Credited Upon second deposit.
3rd Deposit Bonus icon

3rd Deposit Bonus

65% up to $1000 + 65 Spins

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Bonus T&Cs
Bonus percentage 65%
Max bonus $1000
Deposit for max bonus $1538.46
Wager requirements 30x (Bonus)
Expiration time 10 days
Max bet $5
Max withdrawal No limits
Min deposit $20
Bonus code None
Forfeitable No
Non sticky bonus No
Spins T&Cs
Spins 65
Wager requirements 30x (Bonus)
Max bet $5
Expiration time 10 days
Max withdrawal No limits
Min deposit $20
Bonus code None
Credited Upon third deposit
4th Deposit Bonus icon

4th Deposit Bonus

77% up to $500

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Bonus T&Cs
Bonus percentage 77%
Max bonus $500
Deposit for max bonus $649.351
Wager requirements 30x (Bonus)
Expiration time 10 days
Max bet $5
Max withdrawal No limits
Min deposit $20
Bonus code None
Forfeitable No
Non sticky bonus No

When you make your 1st deposit at CosmicSlot Casino, you can claim a casino welcome bonus of 125% up to $500 + 100 Spins. There is also a welcome bonus available for the second, third, and fourth deposits. No bonus code is required to claim the casino welcome offers.

Sports Welcome Bonus

Betting Bonus icon

Betting Bonus

125% up to $500

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Percentage 125%
Max Bonus $500
Wager requirements 30x (Bonus)
Expiration time 10 days
Max bet $50
Min Deposit $20
Bonus code None

There is also a sports welcome bonus available at CosmicSlot Casino. When you sign up and make your first deposit, you can claim a sports bonus of 125% up to $500. You do not need a bonus code for this bonus either, the bonus funds will be credited to your account directly after you select the offer while making your successful deposit.

Cashback

Cashback Bonus icon

Cashback Bonus

10% Cashback

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Percentage 10%
Minimum Loss $50
Credited on the next Monday.
Expiration time 10 days
Minimum Cashback Amount $5
Maximum Cashback Amount $300
Max withdrawal No limits
Wager requirements 10x (Bonus)
Bonus code None

All players who made two deposits of at least $50 total, can claim a 10% in cashback bonus. The minimum and maximum cashback you can claim will depend on your VIP level. The cashback is calculated from Monday to Sunday every week. Note that you must contact customer support to activate your cashback bonus.

Similar Bonuses to CosmicSlot Casino

For users looking to compare similar bonuses, we have created a unique bonus comparison block to simplify the offerings of other great online casinos. These similar bonuses often match in terms of welcome bonuses, spins, and wagering requirements, providing players with comparable value and promotional benefits. By reviewing these options, users can make informed decisions on where to play, ensuring they receive the most favorable and exciting offers available in the market.

Pros

  • Casino welcome bonus with four deposit offers
  • Sports betting welcome bonus available
  • Cashback bonus

Cons

  • There is no live casino bonus available

T&C for Wagering Requirement

To claim the casino welcome bonus package, you must deposit at least $20. The wagering requirement for the bonus is 30x. The maximum bet allowed when playing with the casino bonus is $5. 

The sports betting bonus requires a minimum deposit of $20. The bonus must be wagered 30x before you can request a withdrawal. Wagering can be done on single sports bets with odds of at least 2.0. 

The cashback bonus must be wagered 10x. The maximum withdrawal amount of bonus funds is 5 times the amount of the received bonus balance.

Not Sure What Wagering Requirements Are?

Before you start playing with your casino bonus, make sure you fully understand the wagering requirements. These conditions can significantly affect your ability to withdraw winnings. If you’re not sure what they mean?

Check out our 8 tips on how to beat the wagering requirement.

1st Deposit Bonus
125% up to $500 + 100 Spins
$
%
125
30x (Bonus + Deposit)
Bonus Amount
$500
Total Balance
$50400
Wager Amount
$3000000

CosmicSlot Casino Design and Usability Test

User-friendliness at CosmicSlot has also been kept at a delightfully high level. Registering an account is effortless, and nothing that you are looking for is hard to find. For example, the customer support icon can always be found in the down-left corner of your screen and searching for games can even be accomplished by clicking on the names of the providers listed in the casino lobby.

CosmicSlot Casino mobile screenshot
CosmicSlot Casino desktop screenshot

Mobile Experience

CosmicSlot Casino does not offer a dedicated mobile app, but that doesn’t stop you from playing on mobile devices. Thanks to a well-optimized mobile version of the casino, you can enjoy slots and sports betting directly on your phone or tablet. Cosmic Slot Casino mobile is a perfect choice when you want to play on the go, or if you simply prefer to play on mobile devices. You can access the entire game library as well as all available payment methods for smooth and easy deposits and withdrawals.

Games at CosmicSlot Casino

  • Casino Casino
  • Live casino Live casino
  • Scratch cards Scratch cards
  • Crypto casino Crypto casino

CosmicSlots has a varied selection of games from 79 different game providers. Those include from famous game suppliers such as Quickspin, Betsoft, PragmaticPlay and Play’n GO. They also offer a well established sports betting feature which all sports betting fans can enjoy!

New Slot Releases at CosmicSlot Casino

  • playson gaming Playson
  • yggdrasil gaming Yggdrasil
  • booongo gaming Booongo
  • nolimitcity Nolimit City
  • spinomenal gaming Spinomenal
  • 1x2gaming 1×2 Gaming
  • b gaming Bgaming
  • betsoft Betsoft
  • blueprint BluePrint Gaming
  • Netgame Netgame
  • platipus gaming Platipus
  • amatic Amatic
  • Mascot Gaming Mascot
  • habanero Habanero
  • TrueLab Games TrueLab Games
  • casinotechnology CT Interactive
  • tomhorn Tom Horn Gaming
  • vivo gaming live VIVO Gaming
  • revolvergaming Revolver Gaming
  • xpro Xpro
  • ganapati Ganapati
  • Triple Cherry Triple Cherry
  • reel nrg slots ReelNRG

Slot Games

Slots here at CosmicSlot Casino never shy away from providing you with New Games, Crash Games and many other categories. Not only that but you will be able to see all of the fantastic tournaments and mini games that you can pick from. Try out Temple from Relax Gaming.

Live Casino Games

At CosmicSlot Casino their Live Casino games are supplied in a vast quantity. With choices like Game Shows, Live Dealers, Roulette, Blackjack and many more. You’ll never feel like there isn’t an option to play on. Providers such as Pragmatic Play and Evolution are hosted on this casino, which are 2 reputable providers.

Sportsbook

Since our last review, they have included a new sports betting page for their players. Not only that but they included many popular events and sports on their page. You will be able to find options such as live sports, pre-match and even esports. Pick from betting categories such as Football, Ice-Hockey, Basketball, Tennis and more.

Banking Options at CosmicSlot Casino

CosmicSlot customers can use a plethora of payment methods to transfer money onto their account. These include WebMoney, Neosurf, EcoPayz, Zimpler, Mastercard, Visa, and Sofort. The available currencies at CosmicSlot Casino are EUR, CAD, AUD, NZD, and NOK. The one(s) you can choose on your account depends on your country of residence.

Supported Payment Methods

Fiat Currenices

  • kr Norwegian Krone
  • $ Canadian Dollar
  • $ New Zealand Dollar
  • Euro
  • Polish Zloty
  • R$ Brazilian Real
  • $ Australian Dollar
  • Japanese Yen
  • CHF Swiss Franc

Crypto Currencies

  • BTC
  • ETH
  • LTC

Note: To withdraw money from this online casino, you must verify your account. Feel free to use our KYC guide which provides step-by-step instructions to ensure your account verification is quick and easy.

Deposit and Withdrawal Limits

Max withdrawal limit $10000 monthly
Min withdrawal limit $20
Min deposit limit $20

Withdrawal

Withdrawals are generally processed within 24 hours. To withdraw money from CosmicSlot you need to log in and then go to the banking section and choose which method you prefer to use. The minimum accepted withdrawal amount is $20.

Is CosmicSlot Casino Safe?

  • Curaçao Gaming Control Board (GCB)
    OGL/2023/109/0075

CosmicSlot Casino is owned by y Altacore N.V. which is registered within the jurisdiction of Curaçao Gaming Control Board (GCB) with registration number: 151002. The casino has a Curaçao Gaming Control Board (GCB) license with the license number: OGL/2023/109/0075. 

This is a good indication that the casino is safe to play at since both the owned and the casino are fully registered and licensed. The license obliges CosmicSlot Casino to follow several rules and regulations to keep their players safe. The website has a valid SSL certificate and encryption in place so your personal and financial details are always protected and safe.

CosmicSlot Casino does not accept players from United States
Available Markets
Allowed Restricted

Responsible Gaming

Responsible gaming is something that is being taken seriously by CosmicSlot Casino. They have a dedicated page to it, that can be found at the bottom of their website. Here you can find out the limits you can set to your account to maintain healthy gambling habits, and there are useful links to various help organizations you can contact if you are facing gambling problems. The available limits you can set are a deposit limit, a time limit, a cooling-off period, or completely self-exclude yourself from gambling by closing your account permanently.

CosmicSlot Casino
Casino Status 🚫 Country Restricted
Country Status Players from United States not accepted
Score 3.39
Website www.cosmicslot.com
Established December 2020
Operator Altacore N.V
Affiliate program Peaky Partners
Casino platform Advabet

Customer Support Options

The customer support at CosmicSlot is helpful and friendly. You can contact them via their live chat option, which can be found in the bottom right corner of the website. But they do also offer email support at [email protected]. While live chat is the fastest way to get help, email support typically responds within a few hours.

Website Languages

  • English English
  • Finnish Finnish
  • German German
  • French French
  • Norwegian Norwegian
  • Portuguese Portuguese

Restricted Countries

CosmicSlot Casino does not accept players from United States
  • United Kingdom
  • United States
  • United States Minor Outlying Islands
  • Spain
  • France
  • Netherlands
  • Iran, Islamic Republic of
  • Korea, Democratic People”s Republic of
  • Ukraine
  • Curaçao
  • Aruba
  • Bonaire, Sint Eustatius and Saba
  • Poland
  • Singapore

CosmicSlot Casino vs. Our Top Rated Casinos

Aren’t you satisfied with this casino yet? Then check out our best of!

Score: Excellent  
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Note: Wondering how the score is calculated? Check out how the O.C Score Algorithm works.

Does CosmicSlot Casino Have Any Sister Sites?

Score: Excellent  
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Score: Excellent  

Our Experience at CosmicSlot Casino

We think that we had a great experience while conducting our CosmicSlot Casino review and exploring the casino. New players are welcomed with various welcome bonuses, and you can enjoy slots, live casino games, and sports betting in the same place. 

The casino is licensed and fair, which makes it a safe gambling platform where you can enjoy games, bonuses, and lots of promotions. The support team is always there to help you if you have any issues, and there are several ways to contact them. Overall, we think that CosmicSlot Casino is a great online casino that definitely deserves to be tested by you.

What We Like the Most

  • What we like most about CosmicSlot Casino is that there is a welcome bonus for both casino and sports betting.

What We Like the Least

  • There is not much to dislike about this casino! We might simply have wanted to see a bit more regular bonuses for existing players.
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