Most Popular Online Casinos in August

GambleZen Casino

Discover Nature’s Hidden Treasures with €3,625 in Your Backpack

Welcome offer:

200% Bonus up to

€500

+ 100 Free Spins

Bonus on first deposit

Terms & Conditions apply ·  Play responsibly

GambleZen Casino

Discover Nature’s Hidden Treasures with €3,625 in Your Backpack

  • 200% Bonus up to €500 + 100 Free Spins with your first deposit (New customers)
  • Bonus available on your second and third deposit
  • GambleZen Casino offers exclusive bonuses for CasinoBonusCenter visitors
  • Croatian players are accepted
  • Accepts Bitcoin and other cryptocurrencies
  • Play instantly in your browser – No installation required
  • Mobile-friendly games · Enjoy playing on smartphones and tablets
  • Live Casino · Play against real croupiers at GambleZen Casino
  • Available in multiple languages, including English
  • Tested and certified by Casino Bonus Center · Rating: 4.2/5
  • Popularity: This offer has been claimed by 175 visitors so far this month.
  • 86 Game Providers: Platin Gaming, Ezugi, Onlyplay, OctoPlay, Fugaso, Pragmatic Play, LiveGames, XProGaming, KA Gaming, Evolution Gaming, Betsolutions, Playtech, and others.

Wolfy Casino

Enjoy up to €1,000 in Wager-Free Bonuses at Signup!

Sign-up Bonus:

20

Free Spins

No deposit required

Terms & Conditions apply ·  Play responsibly

Wolfy Casino

Enjoy up to €1,000 in Wager-Free Bonuses at Signup!

  • 20 Free Spins · No deposit required
  • Bonus Code: CENTER20
  • 100% Bonus up to €200 with your first deposit (New customers)
  • Bonus Code: WELCOME
  • Bonus available on your second and third deposit
  • Wolfy Casino offers exclusive bonuses for CasinoBonusCenter visitors
  • Croatian players are accepted
  • Accepts Bitcoin and other cryptocurrencies
  • Play instantly in your browser – No installation required
  • Mobile-friendly games · Enjoy playing on smartphones and tablets
  • Live Casino · Play against real croupiers at Wolfy Casino
  • Available in multiple languages, including English
  • Rating: 3.8/5
  • Popularity: This offer has been claimed by 131 visitors so far this month.
  • 108 Game Providers: Play n GO, Gamomat, Atomic Slot Lab, Galaxsys, Nemesis, iSoftBet, Casimi, Blueprint Gaming, Amigo, BGaming, Thunderkick, Oryx Gaming, and others.

KingSpin Casino

Join the Boss’s Inner Circle with a Tripled Starting Balance!

Welcome offer:

200% Bonus up to

€300

+ 50 Free Spins

Bonus on first deposit

Terms & Conditions apply ·  Play responsibly

KingSpin Casino

Join the Boss’s Inner Circle with a Tripled Starting Balance!

  • 200% Bonus up to €300 + 50 Free Spins with your first deposit (New customers)
  • Bonus available on your second and third deposit
  • Croatian players are accepted
  • Accepts Bitcoin and other cryptocurrencies
  • Play instantly in your browser – No installation required
  • Mobile-friendly games · Enjoy playing on smartphones and tablets
  • Live Casino · Play against real croupiers at KingSpin Casino
  • Available in multiple languages, including English
  • Rating: 3.8/5
  • Popularity: This offer has been claimed by 126 visitors so far this month.
  • 43 Game Providers: Gamomat, BF Games, StakeLogic, BRAGG, Relax Gaming, Leap Gaming, Red Rake, Blue Guru Games, ReelPlay, Skywind, Fantasma, Swintt, and others.

Miami Club Casino

Claim 20 free spins, plus a €4,000 bonus on your first deposit!

Sign-up Bonus:

20

Free Spins

No deposit required

Terms & Conditions apply ·  Play responsibly

Explore bonuses at Miami Club Casino

Miami Club Casino

Claim 20 free spins, plus a €4,000 bonus on your first deposit!

  • 20 Free Spins · No deposit required
  • 400% Bonus up to €4,000 with your first deposit (New customers)
  • Bonus available on your second and third deposit
  • Miami Club Casino offers exclusive bonuses for CasinoBonusCenter visitors
  • Croatian players are accepted
  • Special biggest bonuses for Croatian players
  • Accepts Bitcoin and other cryptocurrencies
  • Play instantly in your browser – No installation required · Optional game downloads available
  • Mobile-friendly games · Enjoy playing on smartphones and tablets
  • Miami Club Casino is available in English
  • Tested and certified by Casino Bonus Center · Rating: 3.1/5
  • Popularity: This offer has been claimed by 125 visitors so far this month.
  • Game Providers: WGS Technology and DragonGaming

Gday Casino

Up to €500 in bonuses plus 50 free spins!

Welcome offer:

100% Bonus up to

€100

+ 25 Free Spins

Bonus on first deposit

Terms & Conditions apply ·  Play responsibly

Gday Casino

Up to €500 in bonuses plus 50 free spins!

  • 100% Bonus up to €100 + 25 Free Spins with your first deposit (New customers)
  • Bonus available on your second and third deposit
  • Croatian players are accepted
  • Play instantly in your browser – No installation required
  • Mobile-friendly games · Enjoy playing on smartphones and tablets
  • Live Casino · Play against real croupiers at Gday Casino
  • Gday Casino is available in 2 languages: English and Finnish
  • Tested and certified by Casino Bonus Center · Rating: 3.8/5
  • Popularity: This offer has been claimed by 116 visitors so far this month.
  • 112 Game Providers: Realistic Games, Big Time Gaming, Storm Gaming, Switch Studios, Leap Gaming, Spinmatic, Apollo Games, Wazdan, Neon Valley, Neko Games, Leander Games, Merkur Gaming, and others.

Luxury Casino

Receive Exclusive Bonuses up to €1,000 on your first five deposits!

Welcome offer:

100% Bonus up to

€150

Bonus on first deposit

Terms & Conditions apply ·  Play responsibly

Luxury Casino

Receive Exclusive Bonuses up to €1,000 on your first five deposits!

  • 100% Bonus up to €150 with your first deposit (New customers)
  • Bonus available on your second and third deposit
  • Croatian players are accepted
  • Accepts Bitcoin and other cryptocurrencies
  • Play instantly in your browser – No installation required · Optional game downloads available
  • Mobile-friendly games · Enjoy playing on smartphones and tablets
  • Live Casino · Play against real croupiers at Luxury Casino
  • Over €2,163,250 in Progressive Jackpots
  • Available in multiple languages, including English
  • Tested and certified by Casino Bonus Center · Rating: 4.2/5
  • Popularity: This offer has been claimed by 114 visitors so far this month.
  • 39 Game Providers: Infinity Dragon, Evolution Gaming, Real Dealer Studios, Stormcraft, Area Vegas, OnAir Entertainment, Alchemy Gaming, Gold Coin Studios, Neon Valley, Oros Gaming, Half Pixel, Almond Gaming, and others.

Slots Capital

Get €100 Free with Your First €25 Deposit!

Sign-up Bonus:

15

Free Spins

No deposit required

Terms & Conditions apply ·  Play responsibly

Explore bonuses at Slots Capital

Slots Capital

Get €100 Free with Your First €25 Deposit!

  • 15 Free Spins · No deposit required
  • Bonus Code: CAPITAL15SPINS
  • 400% Bonus up to €100 with your first deposit (New customers)
  • Bonus Code: FIRST100FREE
  • Bonus available on your second and third deposit
  • Croatian players are accepted
  • Accepts Bitcoin and other cryptocurrencies
  • Play instantly in your browser – No installation required · Optional game downloads available
  • Mobile-friendly games · Enjoy playing on smartphones and tablets
  • Slots Capital is available in English
  • Tested and certified by Casino Bonus Center · Rating: 2.9/5
  • Popularity: This offer has been claimed by 112 visitors so far this month.
  • Game Providers: DragonGaming, Saucify, Arrows Edge, Qora Games, and Rival

Top 10 Online Casino Bonuses in Croatia (August 2025)

Expert-Rated Real Money Casinos with Top Bonuses

Looking for the best online casinos in Croatia? Our expert team has tested and reviewed hundreds of real money gambling sites to bring you the top 10 choices for August 2025. 888Casino, Betway, and Zodiac Casino lead our rankings, standing out for their extensive selection of high-paying slots, immersive live dealer tables, exclusive bonuses, and lightning-fast payouts.

Most Popular Online Casinos in Croatia

Curious which brands stand out among Croatian players right now? Here are the top 3 most popular online casinos in the last 30 days—each trusted for their excellent bonuses, diverse games, and reliable payouts:

  1. 888Casino – Ranked as the #1 most popular online casino among Croatian players this month. Check why 888Casino is so popular in Croatia
  2. Casino Kingdom – Holds the #2 spot in popularity with Croatian players for August 2025. See Current Bonuses at Casino Kingdom
  3. BCgame – Currently ranked #3 among Croatia’s most played online casinos. View Available Promotions at BCgame

Browse our expert-ranked list below and claim your exclusive welcome bonuses today!

Online Casinos CroatiaWelcome Bonus

Get a Free Spin on the Wish Wheel

Bonus of 100% up to €1,000

Premier Online Sportsbook & Casino

Bonus of 100% up to €250

80 chances to be a millionaire for €1

80 Free Spins

40 chances to become a millionaire for €1

40 Free Spins

Casino Fun, Beach Vibes, Gangster Style

Bonus of 225% up to €1,000 + 100 Free Spins

Claim up to €500 in Bonuses

Bonus of 100% up to €100 + 180 Free Spins

Get 150 chances to become a millionaire

150 Free Spins

The biggest jackpots · 10 daily free spins

Bonus of 100% up to €400 + 10 Free Spins

Get ready for a wild ride!

Bonus of 100% up to $5,000

Get 100 Chances to be a Millionaire!

100 Free Spins

* Terms & Conditions Apply ·  Play responsibly

With nearly two decades of experience in the industry, CasinoBonusCenter.com has been analyzing and comparing online casinos since 2006. Our dedicated team of professionals has handpicked the most trusted casinos for Croatian players to ensure you get the biggest sign-up bonuses, top-tier games, and the most rewarding loyalty programs.