Latest Casino Bonuses for January 2026
Terms & Conditions apply · Play responsibly
GambleZen Casino
Discover Nature’s Hidden Treasures with €3,625 in Your Backpack
6 Jan 2026
- ✓ 60 Free Spins · No deposit required
- ✓ Bonus Code: CENTER60
- ✓ Exclusive No-deposit Bonus – Available in Bulgaria and Selected Countries
- ✓ GambleZen Casino offers exclusive bonuses for CasinoBonusCenter visitors
- ✓ 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 GambleZen Casino
- ✓ Available in multiple languages, including English
- ✓ Tested and certified by Casino Bonus Center · Rating: 4.2/5
- ✓ 86 Game Providers: Platin Gaming, Ezugi, Onlyplay, OctoPlay, Fugaso, Pragmatic Play, LiveGames, XProGaming, KA Gaming, Evolution Gaming, Betsolutions, Playtech, and others.
Terms & Conditions apply · Play responsibly
Spinarium
Claim Up to €6,424 Instantly or Enjoy a Four-Step Bonus Package
2 Jan 2026
- ✓ 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 Spinarium
- ✓ Online sports betting
- ✓ Available in multiple languages, including English
- ✓ Rating: 3.9/5
- ✓ 165 Game Providers: Games Global, Realistic Games, BBGames, Neko Games, Playson, Spribe, Atomic Slot Lab, Big Time Gaming, CandleBets, Lightning Box, Golden Rock, Spearhead Studios, and others.
Terms & Conditions apply · Play responsibly
Rockstar Casino
Play to the Rhythm of Big Wins – Get €5,000 in Bonuses and 400 Free Spins
29 Dec 2025
- ✓ 50 Free Spins · No deposit required
- ✓ Bonus Code: CENTER50
- ✓ Rockstar Casino offers exclusive bonuses for CasinoBonusCenter visitors
- ✓ 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 Rockstar Casino
- ✓ Available in multiple languages, including English
- ✓ Rating: 3.6/5
- ✓ 37 Game Providers: Pragmatic Play, GameArt, Playtech, Play n GO, Playson, BetSoft, Mascot Gaming, Hacksaw Gaming, NetEnt, Spinomenal, TaDa Gaming, 3 Oaks Gaming, and others.
Terms & Conditions apply · Play responsibly
iWildCasino
Join the Joker’s Playground – Enjoy €4,000 in Rewards!
16 Dec 2025
- ✓ iWildCasino offers exclusive bonuses for CasinoBonusCenter visitors
- ✓ 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
- ✓ Available in multiple languages, including English
- ✓ Tested and certified by Casino Bonus Center · Rating: 4.1/5
- ✓ 73 Game Providers: Amusnet, QuickSpin, Platipus, EGT Digital, StakeLogic, Edict, SA Gaming, Spinmatic, 3 Oaks Gaming, MarkorTech, Push Gaming, OctoPlay, and others.
Terms & Conditions apply · Play responsibly
BCgame
Multi-Award-Winning Crypto Casino & Sportsbook with Bonuses up to $100,000
15 Dec 2025
- ✓ 2 USDT free! No deposit required
- ✓ Bonus Code: cas2u
- ✓ BCgame offers exclusive bonuses for CasinoBonusCenter visitors
- ✓ 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 BCgame
- ✓ Online sports betting
- ✓ Play poker online at BCgame – Online poker room
- ✓ Available in multiple languages, including English
- ✓ Tested and certified by Casino Bonus Center · Rating: 4.3/5
- ✓ 72 Game Providers: BC Originals, Belatra Games, TVbet, Live88, JILI, Habanero, NetEnt, Evolution Gaming, FC, Red Rake, Relax Gaming, Platipus, and others.
Terms & Conditions apply · Play responsibly
Yukon Gold Casino
150 Chances to Win €1 Million will be yours for only €10!
5 Dec 2025
- ✓ 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 Yukon Gold Casino
- ✓ Over €6.4 Million in Progressive Jackpots
- ✓ Available in multiple languages, including English
- ✓ Tested and certified by Casino Bonus Center · Rating: 4.2/5
- ✓ 39 Game Providers: Games Global, Alchemy Gaming, Oros Gaming, SpinPlay Games, Half Pixel, Barstruck, Foxium, Area Vegas, Pragmatic Play, High Limit Studio, SlingShot, OnAir Entertainment, and others.
Terms & Conditions apply · Play responsibly
Jettbet
A High-Flying Casino and Sportsbook with 9,000+ Games and Exclusive Promotions
24 Nov 2025
- ✓ 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 (January 2026)
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 January 2026. 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 January 2026. See Current Bonuses at SpinCity
- Rockstar Casino – Currently ranked #3 among Bulgaria’s most played online casinos. View Available Promotions at Rockstar Casino
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 |
BCgame Exclusive Free Bonus | Bonus of 180% up to $20,000 |
iWildCasino Unleash the Joker's fun! | Bonus of 225% up to €1,000 + 200 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 |
Luxury Casino Five Exclusive Bonuses up to €1,000 | Bonus of 100% up to €150 |
BetHog Get ready for a wild ride! | Bonus of 100% up to $5,000 |
Captain Cooks Casino Get 100 Chances to be a Millionaire! | 100 Free Spins |
* Terms & Conditions Apply · Play responsibly
With over 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.
