Get a huge bonus on your first deposit

Zodiac Casino

Get 80 Chances to Win One Million Euros for Just €1!

Welcome offer:

80

Free Spins

Bonus on first deposit

Terms & Conditions apply ·  Play responsibly

Zodiac Casino

Get 80 Chances to Win One Million Euros for Just €1!

  • 80 Free Spins with your first deposit (New customers)
  • Bonus available on your second and third deposit
  • Bulgarian 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 Zodiac Casino
  • Over €10,425,011 in Progressive Jackpots
  • Tested and certified by Casino Bonus Center · Rating: 4.6/5
  • 39 Game Providers: Just for the Win, Area Vegas, SlingShot, Stormcraft, Blue Ring Studios, Snowborn Games, Triple Edge, Infinity Dragon, All For One, Ino Games, Real Dealer Studios, Barstruck, and others.

Grand Mondial

Get 150 chances to become an instant millionaire for only €10

Welcome offer:

150

Free Spins

Bonus on first deposit

Terms & Conditions apply ·  Play responsibly

Grand Mondial

Get 150 chances to become an instant millionaire for only €10

  • 150 Free Spins with your first deposit (New customers)
  • Bonus available on your second purchase
  • Bulgarian 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 Grand Mondial
  • Over €10,425,011 in Progressive Jackpots
  • Tested and certified by Casino Bonus Center · Rating: 4.5/5
  • 39 Game Providers: Gold Coin Studios, Blue Ring Studios, Nailed It!, Just for the Win, Triple Edge, Ino Games, High Limit Studio, Wishbone Games, Games Global, All For One, Switch Studios, Flip Five Gaming, and others.

PlayOJO

Get 50 free spins straight into your account. Everything paid in cash, no wagering requirements!

Welcome offer:

50

Free Spins

Bonus on first deposit

Significant Terms: 18+. First deposit only. Min. deposit €10. 50 Free Spins on Book of Dead slot. Each free spin valued at €0.10. OJO's Reward and Game Play Policy Applies. · Terms & Conditions apply ·  Play responsibly

PlayOJO

Get 50 free spins straight into your account. Everything paid in cash, no wagering requirements!

  • 50 Free Spins with your first deposit (New customers)
  • Bulgarian 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 PlayOJO
  • Tested and certified by Casino Bonus Center · Rating: 4.1/5
  • 26 Game Providers: Merkur Gaming, NetEnt, Yggdrasil Gaming, Play n GO, NextGen Gaming, Amaya Cryptologic, Blueprint Gaming, Williams Interactive, GVG Green Valley Games, ELK Studios, Slingo Originals, IGT Interactive, and others.

Casino Kingdom

Get 40 chances to become a millionaire for only €1

Sign-up Bonus:

1

Free Spin

No deposit required

Terms & Conditions apply ·  Play responsibly

Casino Kingdom

Get 40 chances to become a millionaire for only €1

  • 1 Free Spin · No deposit required
  • 40 Free Spins with your first deposit (New customers)
  • Bonus available on your second purchase
  • Bulgarian 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 Casino Kingdom
  • Over €10,425,011 in Progressive Jackpots
  • Tested and certified by Casino Bonus Center · Rating: 4.1/5
  • 39 Game Providers: SlingShot, Barstruck, Flip Five Gaming, Gameburger Studios, Coin Machine Gaming, Snowborn Games, PearFiction, Pragmatic Play, All For One, Fortune Factory, Games Global, Buck Stakes, and others.

Captain Cooks Casino

100 Chances to Be a Millionaire – Just €5!

Welcome offer:

100

Free Spins

Bonus on first deposit

Terms & Conditions apply ·  Play responsibly

Captain Cooks Casino

100 Chances to Be a Millionaire – Just €5!

  • 100 Free Spins with your first deposit (New customers)
  • Bonus available on your second and third deposit
  • Bulgarian 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 Captain Cooks Casino
  • Over €10,425,011 in Progressive Jackpots
  • Tested and certified by Casino Bonus Center · Rating: 4.1/5
  • 39 Game Providers: Triple Edge, Hammertime Games, Circular Arrow, SlingShot, Snowborn Games, Foxium, Half Pixel, Neko Games, Buck Stakes, Coin Machine Gaming, Area Vegas, PearFiction, and others.

iWildCasino

Join the Joker’s Playground – Enjoy 50 Free Spins + €4,000 in Rewards!

Sign-up Bonus:

50

Free Spins

No deposit required

Terms & Conditions apply ·  Play responsibly

iWildCasino

Join the Joker’s Playground – Enjoy 50 Free Spins + €4,000 in Rewards!

  • 50 Free Spins · No deposit required
  • Bonus Code: CBC50FS
  • 200% bonus up to €1,000 + 200 Free Spins with your first deposit (New customers)
  • Bonus available on your second and third deposit
  • Bulgarian 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 iWildCasino
  • Tested and certified by Casino Bonus Center · Rating: 4.1/5
  • Popularity: This offer has been claimed by 69 visitors so far this month.
  • 73 Game Providers: Amusnet, QuickSpin, Platipus, EGT Digital, StakeLogic, Edict, SA Gaming, Spinmatic, 3 Oaks Gaming, MarkorTech, Push Gaming, OctoPlay, and others.

Casino Classic

Play 40 Spins for €1 – First One's Free!

Sign-up Bonus:

1

Free Spin

No deposit required

Terms & Conditions apply ·  Play responsibly

Casino Classic

Play 40 Spins for €1 – First One's Free!

  • 1 Free Spin · No deposit required
  • 40 Free Spins with your first deposit (New customers)
  • Bonus available on your second purchase
  • Bulgarian 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 Casino Classic
  • Over €10,425,011 in Progressive Jackpots
  • Tested and certified by Casino Bonus Center · Rating: 4/5
  • 39 Game Providers: Games Global, Pragmatic Play, SpinPlay Games, Evolution Gaming, Blue Ring Studios, NorthernLights Gaming, SlingShot, Alchemy Gaming, Neon Valley, Flip Five Gaming, Wishbone Games, High Limit Studio, and others.

Top 10 Online Casinos in Bulgaria (May 2025)

Expert-Rated Real Money Casinos with Top Bonuses

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

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

Online Casinos BulgariaWelcome Bonus

80 chances to be a millionaire for €1

80 Free Spins

Get 150 chances to become a millionaire

150 Free Spins

€3,625 in Bonuses + 350 Free Spins

Bonus of 200% up to €500 + 100 Free Spins

50 Free Spins – Beach Vibes, Gangster Style

Bonus of 200% up to €1,000 + 100 Free Spins

Enjoy 30 Free Spins, No deposit needed!

Bonus of 200% up to €300 + 100 Free Spins

An adventure-packed online сasino!

Bonus of 100% up to €300 + 100 Free Spins

Join the circus of winners!

Bonus of 200% up to €3,000 + 100 Free Spins

Up to 5 BTC in bonuses!

Bonus of 180% up to $20,000

40 chances to become a millionaire for €1

40 Free Spins

High Roller bonus packages

Bonus of 100% up to €3,000 + 50 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 Bulgarian players to ensure you get the biggest sign-up bonuses, top-tier games, and the most rewarding loyalty programs.