Most Popular Online Casinos in December · Page 3 of 3
Terms & Conditions apply · Play responsibly
Slotland
Exclusive $26 free bonus · No deposit required
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- ✓ Bulgarian players are accepted
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- ✓ Rating: 2.4/5
- ✓ Games Provider: Slotland Entertainment
Terms & Conditions apply · Play responsibly
Zodiac Casino
Get 80 Chances to Win One Million Euros for Just €1!
- ✓ Bulgarian players are accepted
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- ✓ Live Casino · Play against real croupiers at Zodiac Casino
- ✓ Over €5.7 Million in Progressive Jackpots
- ✓ Available in multiple languages, including English
- ✓ 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.
Terms & Conditions apply · Play responsibly
Decode Casino
Crack the master algorithm to unleash unparalleled fortunes!
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- ✓ Decode Casino is available in English
- ✓ Rating: 3.1/5
- ✓ 12 Game Providers: Belatra Games, Mascot Gaming, BGaming, Platipus, Arrows Edge, WGS Technology, Rival, Yggdrasil Gaming, SpinLogic, Wazdan, Felix Gaming, and Booming Games
Terms & Conditions apply · Play responsibly
Ripper Casino
A Fair Dinkum Aussie Casino with $7,500 in Bonuses + 20 Free Spins
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- ✓ Ripper Casino is available in English
- ✓ Tested and certified by Casino Bonus Center · Rating: 3.1/5
- ✓ 20 Game Providers: QuickSpin, SpinOro, Playtech, Rival, BGaming, Pragmatic Play, Mascot Gaming, Yggdrasil Gaming, Arrows Edge, Wazdan, NolimitCity, Habanero, and others.
Terms & Conditions apply · Play responsibly
Red Stag Casino
Catch the Winning Spirit with Daily Bitcoin Offers and a $2,500 Welcome Bonus!
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- ✓ Red Stag Casino offers exclusive bonuses for CasinoBonusCenter visitors
- ✓ Bulgarian players are accepted
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- ✓ Mobile-friendly games · Enjoy playing on smartphones and tablets
- ✓ Red Stag Casino is available in English
- ✓ Tested and certified by Casino Bonus Center · Rating: 3.1/5
- ✓ Game Providers: DragonGaming, Arrows Edge, and WGS Technology
Terms & Conditions apply · Play responsibly
Miami Club Casino
Claim 20 free spins, plus a €4,000 bonus on your first deposit!
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- ✓ Bulgarian players are accepted
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- ✓ 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
- ✓ Game Providers: WGS Technology and DragonGaming
Terms & Conditions apply · Play responsibly
Jettbet
A High-Flying Casino and Sportsbook with 9,000+ Games and Exclusive Promotions
- ✓ Jettbet offers exclusive bonuses for CasinoBonusCenter visitors
- ✓ 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 Jettbet
- ✓ Online sports betting
- ✓ Available in multiple languages, including English
- ✓ Tested and certified by Casino Bonus Center · Rating: 4.1/5
- ✓ 71 Game Providers: 1X2gaming, Spinomenal, Salsa Technology, GoldenRace, Iron Dog Studio, Spribe, BF Games, LiveGames, Thunderkick, XProGaming, Belatra Games, Fugaso, and others.
Top 10 Online Casino Bonuses in Bulgaria (December 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 December 2025. GambleZen Casino, Zodiac Casino, and Grand Mondial 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 Bulgaria
Curious which brands stand out among Bulgarian 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:
- GambleZen Casino – Ranked as the #1 most popular online casino among Bulgarian players this month. Check why GambleZen Casino is so popular in Bulgaria
- SpinCity – Holds the second spot in popularity with Bulgarian players for December 2025. See Current Bonuses at SpinCity
- Sloto Cash – Currently ranked #3 among Bulgaria’s most played online casinos. View Available Promotions at Sloto Cash
Browse our expert-ranked list below and claim your exclusive welcome bonuses today!
| Online Casinos Bulgaria | Welcome Bonus |
|---|---|
GambleZen Casino €3,625 in Bonuses + 350 Free Spins | Bonus of 200% up to €500 + 100 Free Spins |
Zodiac Casino 80 chances to be a millionaire for €1 | 80 Free Spins |
Grand Mondial Get 150 chances to become a millionaire | 150 Free Spins |
SnatchCasino Casino Fun, Beach Vibes, Gangster Style | Bonus of 225% up to €1,000 + 100 Free Spins |
SpinCity 30 Free Spins for Bulgarian Players! | Bonus of 200% up to €300 + 100 Free Spins |
Tsars An adventure-packed online сasino! | Bonus of 100% up to €300 + 100 Free Spins |
BCgame Exclusive Free Bonus | Bonus of 180% up to $20,000 |
Casino Classic Get 40 Spins for Just €1 | 40 Free Spins |
Luxury Casino Five Exclusive Bonuses up to €1,000 | Bonus of 100% up to €150 |
Captain Cooks Casino 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 Bulgarian players to ensure you get the biggest sign-up bonuses, top-tier games, and the most rewarding loyalty programs.
