Kosmonaut Casino Bonus Codes August 2025

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Explore the latest offers from Kosmonaut Casino, including welcome bonuses, free spins, and more. Click 'Get Bonus' to claim an offer, or scroll down to learn about Kosmonaut Casino promotions, terms, and how to claim your bonus.

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Updated January 14, 2025

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Kosmonaut Casino Welcome Bonus

kosmonaut-casino-welcome-bonus The welcome bonus at Kosmonaut Casino is 200% up to $1,500 Plus 100 Free Spins. The Kosmonaut Casino welcome bonus is for new players making their first deposit on the platform. To claim the reward, register and verify your free account, then log in to make a deposit. The deal is available across the first three deposits as follows:

1^st Bonus: 100% deposit match up to $300 plus 20 free spins
2^nd Bonus: 50% deposit match up to $500 plus 30 free spins
3^rd Bonus: 50% deposit match up to $700 plus 50 free spins

You’ll need a minimum deposit of $30 on each of the three occasions. In addition, the Kosmonaut Casino welcome bonus also features 50x wagering requirements and unique codes.

The first deposit bonus code is KOSMO1, while the second and third bonus codes are KOSMO2 and KOSMO3, respectively.

Regular Player bonuses

After exhausting the welcome package, there are many other Kosmonaut Casino promotions to claim. The site features free spins bonuses, reload deals, highroller promos, and pooled jackpots. There’s also a lucrative VIP loyalty program where players can ascend membership levels, unlocking exclusive perks and services. Popular regular player deals include:

Midweek Peak: Up to 100 free spins using the code COSMOW
KOSMO FRI-YAY: 50% plus 30 free spins using the code KOSMOFRIDAY
HIGH-ROLL Bonus: 50% up to $1,600 using the code HIGH50