Most Popular Online Casinos in May
Terms & Conditions apply · Play responsibly
iWildCasino
Join the Joker’s Playground – Enjoy 50 Free Spins + €4,000 in Rewards!
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- Bonus Code: CBC50FS
- ✓ Romanian players are accepted
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- 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
SnatchCasino
Where every spin combines beach leisure with gangster thrills!
- ✓ 50 Free Spins · No deposit required
- Bonus Code: CBC50FS
- ✓ Romanian players are accepted
- Accepts Bitcoin and other cryptocurrencies
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- ✓ Mobile-friendly games · Enjoy playing on smartphones and tablets
- Live Casino · Play against real croupiers at SnatchCasino
- ✓ Online sports betting
- Tested and certified by Casino Bonus Center · Rating: 4.1/5
- 80 Game Providers: Play n GO, Ezugi, Triple PG, OneTouch, Push Gaming, Hacksaw Gaming, Yggdrasil Gaming, Evoplay, Evolution Gaming, NetEnt, Fugaso, PG Soft, and others.
Terms & Conditions apply · Play responsibly
GambleZen Casino
Discover Nature’s Hidden Treasures with €3,625 in Your Backpack
- ✓ Romanian players are accepted
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- 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
Wolfy Casino
Enjoy up to €1,000 in Wager-Free Bonuses at Signup!
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- Bonus Code: CENTER20
- Bonus Code: WELCOME
- ✓ Romanian players are accepted
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- Rating: 3.8/5
- 108 Game Providers: Play n GO, Gamomat, Atomic Slot Lab, Galaxsys, Nemesis, iSoftBet, Casimi, Blueprint Gaming, Amigo, BGaming, Thunderkick, Oryx Gaming, and others.
Terms & Conditions apply · Play responsibly
Slots Capital
Get €100 Free with Your First €25 Deposit!
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- Bonus Code: CAPITAL15SPINS
- Bonus Code: FIRST100FREE
- ✓ Romanian players are accepted
- Accepts Bitcoin and other cryptocurrencies
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- ✓ Mobile-friendly games · Enjoy playing on smartphones and tablets
- Tested and certified by Casino Bonus Center · Rating: 2.9/5
- Game Providers: DragonGaming, Saucify, Arrows Edge, Qora Games, and Rival
Terms & Conditions apply · Play responsibly
888Casino
Joacă la casino cu 25 lei bonus fără depunere · 100 % până la 2.000 Lei cu Bonusul 888casino
- ✓ 25 RON free! No deposit required
- ✓ Romanian players are accepted
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- ✓ Online sports betting
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- Tested and certified by Casino Bonus Center · Rating: 4.9/5
- 26 Game Providers: Playtech, Section8, NetEnt, Williams Interactive, Big Time Gaming, Play n GO, Wizard Games, Electracade, GTECH G2, Amaya Cryptologic, GTS, Pragmatic Play, and others.
Terms & Conditions apply · Play responsibly
Uptown Aces
$10 Free to try the games · Welcome bonus up to $2,500 whit No-max cashout!
- ✓ $10 free! No deposit required
- Bonus Code: UPTOWN10
- Bonus Code: UNPACK
- ✓ Romanian 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
- Tested and certified by Casino Bonus Center · Rating: 3.2/5
- Games Provider: SpinLogic
Top 10 Online Casino Bonuses in Romania (May 2025)
Expert-Rated Real Money Casinos with Top Bonuses
Looking for the best online casinos in Romania? Our expert team has tested and reviewed hundreds of real money gambling sites to bring you the top 10 choices for May 2025. 888Casino, NetBet, and SnatchCasino 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 bonuses today!
| Online Casinos Romania | Welcome Bonus |
|---|---|
888Casino Obține 25 lei bonus fără depunere | Bonus of 100% up to 2,000 RON |
NetBet €200 bonus + 10 free spins on Vegas | Bonus of 100% up to 1,500 RON + 200 Free Spins |
SnatchCasino 50 Free Spins – Beach Vibes, Gangster Style | Bonus of 200% up to €1,000 + 100 Free Spins |
Rollino Join the circus of winners! | Bonus of 200% up to €3,000 + 100 Free Spins |
WinUnique Casino Exclusive Bonus: 25 Free Spins | Bonus of 200% up to €500 + 100 Free Spins |
BCgame Up to 5 BTC in bonuses! | Bonus of 180% up to $20,000 |
GratoWin 50 free spins: No deposit required | Bonus of 100% up to €1,000 |
b-Bets Up to €250 plus 100 free spins! | Bonus of 100% up to €250 + 100 Free Spins |
Sloto Cash $31 free plus a giant bonus! | Bonus of 200% up to $2,000 + 100 Free Spins |
Rembrandt Casino Sporstsbook | Casino | Live Casino | Bonus of 100% up to €200 |
* 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 Romanian players to ensure you get the biggest sign-up bonuses, top-tier games, and the most rewarding loyalty programs.
