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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 10 Online Casino Bonuses in Austria (December 2025)
Expert-Rated Real Money Casinos with Top Bonuses
Looking for the best online casinos in Austria? Our expert team has tested and reviewed hundreds of real money gambling sites to bring you the top 10 choices for December 2025. Grand Mondial, Casino Classic, and KikoBet 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 Austria
Curious which brands stand out among Austrian 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:
- Jettbet – Ranked as the #1 most popular online casino among Austrian players this month. Check why Jettbet is so popular in Austria
- OptimBet – Holds the second spot in popularity with Austrian players for December 2025. See Current Bonuses at OptimBet
- Casino Classic – Currently ranked #3 among Austria’s most played online casinos. View Available Promotions at Casino Classic
Browse our expert-ranked list below and claim your exclusive welcome bonuses today!
| Online Casinos Austria | Welcome Bonus |
|---|---|
Grand Mondial Get 150 chances to become a millionaire | 150 Free Spins |
Casino Classic Get 40 Spins for Just €1 | 40 Free Spins |
KikoBet 20 Free Spins for New Players! | Bonus of 100% up to €200 |
Jettbet A High-Flying Casino and Sportsbook | Bonus of 200% up to €1,000 + 100 Free Spins |
SnatchCasino Casino Fun, Beach Vibes, Gangster Style | Bonus of 225% up to €1,000 + 100 Free Spins |
LV BET Up to €400 Bonus + 100 Free Spins | Bonus of 100% up to €200 + 50 Free Spins |
OptimBet 30 Free Spins for Austrian Players | Bonus of 100% up to €200 |
NetBet 20 Freispiele ohne einzahlung | Code: 20GRATIS | Bonus of 100% up to €200 + 50 Free Spins |
BitStarz Claim up to €500 in Bonuses | Bonus of 100% up to €100 + 180 Free Spins |
Betway Premier Online Sportsbook & Casino | Bonus of 100% up to €250 |
* 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 Austrian players to ensure you get the biggest sign-up bonuses, top-tier games, and the most rewarding loyalty programs.
