Page 15 of 19 · Software providers: 457

This list includes the number of casinos powered by each provider, and the number of online casinos where you can play for free. The list is sorted by number of casinos.

* Note: Some casino software providers have restrictions on where their games can be offered.

Top game providers in Bulgaria by number of casinos
Software Casinos Free coupons
Prospect Gaming
Slot Factory

Explore 1 Free Bonus

SlotVision

Explore 2 Free Bonuses

Spin2Win
(S2W Studio)

Explore 1 Free Bonus

Spinberry

Explore 1 Free Bonus

Spinocchio
(Spinocchio Studios S.R.L.)

Explore 1 Free Bonus

SpinOro
(Spinoro Studio Games - Anakatech)

Explore 1 Free Bonus

Splitrock Gaming
The Hood

Explore 1 Free Bonus

Trigger Button
Twain Sport

Explore 2 Free Bonuses

WeAreCasino
Wildcat Gaming
Winspinity

Explore 1 Free Bonus

Woohoo Games

Explore 1 Free Bonus

AGTsoftware

Explore 1 Free Bonus

Air Dice
(Air Dice, Helsinki, Finland)
Altente
(Altente Gaming)
Armadillo Studios
August Gaming
Bad Dingo
BBGames
(BB Games Ltd)
BC Originals
(BC.game Exclusive)
BEON
(Beon Gaming)
Betterlore
(Merkur Group)

Top 10 Online Casino Bonuses in Bulgaria (November 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 November 2026. HitNSpin, Grand Mondial, 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 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:

  1. GambleZen Casino – Ranked as the #1 most popular online casino among Bulgarian players this month. Check why GambleZen Casino is so popular in Bulgaria
  2. HitNSpin – Holds the second spot in popularity with Bulgarian players for November 2026. See Current Bonuses at HitNSpin
  3. SpinCity – Currently ranked #3 among Bulgaria’s most played online casinos. View Available Promotions at SpinCity

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

Online Casinos BulgariaWelcome Bonus

Norse-Themed Casino Action

Bonus of 120% up to €500 + 125 Free Spins

Get 150 chances to become a millionaire

150 Free Spins

80 chances to be a millionaire for €1

80 Free Spins

Exclusive No-Deposit Bonus for Bulgarian Players

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

The VIP Gaming Standard

Bonus of 200% up to €890 + 100 Free Spins

30 Free Spins for Bulgarian Players!

Bonus of 200% up to €550 + 100 Free Spins

Begin with a Free Chance to Win €1 Million

40 Free Spins

Get 100 Chances to be a Millionaire!

100 Free Spins

150 Chances to Win One Million Euros

150 Free Spins

Five Exclusive Bonuses up to €1,000

Bonus of 100% up to €150

* 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.