Best Online Casinos in Ireland – Updated May 2025

MrGreen

Get 200 bonus spins and your first deposit doubled!

Welcome offer:

100% Bonus up to

€100

+ 200 Free Spins

Bonus on first deposit

Significant Terms: 18+. New Players only. Game/validity restricted. Deposit and/or wager requirements may apply. Any bonus money is subject to wagering requirements. Bet limits may apply. gamblingtherapy.com  · Terms & Conditions apply  · #Ad ·  Gambling can be addictive. Play responsibly · GambleAware.org 

MrGreen

Get 200 bonus spins and your first deposit doubled!

  • 100% bonus up to €100 + 200 Free Spins with your first deposit (New customers)
  • Irish 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 MrGreen
  • Online sports betting
  • Tested and certified by Casino Bonus Center · Rating: 4.6/5
  • Popularity: This offer has been claimed by 40 visitors so far this month.
  • 40 Game Providers: Bally Interactive, NetEnt, Pragmatic Play, IGT Interactive, NextGen Gaming, Merkur Gaming, Playtech, Genesis, Big Time Gaming, Williams Interactive, Side City Studios, Aristocrat Online, and others.

LeoVegas

Get up to €1,000 + 200 free spins

Welcome offer:

100% Bonus up to

€1,000

+ 200 Free Spins

Bonus on first deposit

Terms & Conditions apply  · #Ad ·  Gambling can be addictive. Play responsibly · GambleAware.org 

LeoVegas

Get up to €1,000 + 200 free spins

  • 100% bonus up to €1,000 + 200 Free Spins with your first deposit (New customers)
  • Bonus available on your second and third deposit
  • Irish players are accepted
  • This bonus is exclusively for players in Ireland. For bonuses available in other countries, please choose your location from the menu.
  • Play instantly in your browser – No installation required
  • Mobile-friendly games · Enjoy playing on smartphones and tablets
  • Live Casino · Play against real croupiers at LeoVegas
  • Online sports betting
  • Tested and certified by Casino Bonus Center · Rating: 4.9/5
  • Popularity: This offer has been claimed by 46 visitors so far this month.
  • 24 Game Providers: NetEnt, Games Global, IGT Interactive, Bally Interactive, Merkur Gaming, NextGen Gaming, BetSoft, QuickSpin, Authentic Gaming, Genii, Gaming Realms, Old Skool, and others.

NordicBet

Experience the ultimate Nordic casino and sports betting!

Welcome offer:

100% Bonus up to

€500

+ 100 Free Spins

Bonus on first deposit

Terms & Conditions apply · #Ad ·  Gambling can be addictive. Play responsibly · GambleAware.org 

NordicBet

Experience the ultimate Nordic casino and sports betting!

  • 100% bonus up to €500 + 100 Free Spins with your first deposit (New customers)
  • Irish 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 NordicBet
  • Online sports betting
  • Play poker online at NordicBet – Online poker room
  • Tested and certified by Casino Bonus Center · Rating: 4.3/5
  • 143 Game Providers: PG Soft, Playtech, Slotmill, Pulse 8 Studios, Betradar, Switch Studios, Thunderkick, Apollo Games, Rabcat, Endorphina, TouchStone Games, Silverback, and others.

Zodiac Casino

Get 80 Chances to Win One Million Euros for Just €1!

Welcome offer:

80

Free Spins

Bonus on first deposit

Terms & Conditions apply  · #Ad ·  Gambling can be addictive. Play responsibly · GambleAware.org 

Zodiac Casino

Get 80 Chances to Win One Million Euros for Just €1!

  • 80 Free Spins with your first deposit (New customers)
  • Bonus available on your second and third deposit
  • Irish 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 Zodiac Casino
  • Over €10,831,193 in Progressive Jackpots
  • Tested and certified by Casino Bonus Center · Rating: 4.6/5
  • Popularity: This offer has been claimed by 32 visitors so far this month.
  • 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.

Playfina

Enjoy 600 Free Spins and €1,000 in Bonuses – Plus a Lamborghini Huracán as the Ultimate VIP Reward!

Welcome offer:

100% Bonus up to

€200

+ 200 Free Spins

Bonus on first deposit

Terms & Conditions apply · #Ad ·  Gambling can be addictive. Play responsibly · GambleAware.org 

Playfina

Enjoy 600 Free Spins and €1,000 in Bonuses – Plus a Lamborghini Huracán as the Ultimate VIP Reward!

  • 100% bonus up to €200 + 200 Free Spins with your first deposit (New customers)
  • Bonus Code: FIRST
  • Bonus available on your second and third deposit
  • Irish 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 Playfina
  • Online sports betting
  • Tested and certified by Casino Bonus Center · Rating: 4.3/5
  • 97 Game Providers: Novomatic, Bang Bang Games, LuckyStreak, 3 Oaks Gaming, Blue Guru Games, Barbara Bang, Orbital Gaming, Evoplay, VoltEnt, Mancala, Backseat Gaming, NetEnt, and others.

EnergyCasino

Enjoy 30 free spins plus a €400 welcome package

Sign-up Bonus:

30

Free Spins

No deposit required

Significant terms: 18+. 30 Free spins (Spins value: €0.10) on Book of Dead™ slot machine available once, to new customers who register at EnergyCasino using the promotional link. Maximum winnings €100. Spins expire after 7 days. · Terms & Conditions apply  · #Ad ·  Gambling can be addictive. Play responsibly · GambleAware.org 

EnergyCasino

Enjoy 30 free spins plus a €400 welcome package

  • 30 Free Spins · No deposit required
  • 100% bonus up to €200 with your first deposit (New customers)
  • Bonus available on your second purchase
  • Irish 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 EnergyCasino
  • Over €19,524,616 in Jackpots by Games Global
  • Tested and certified by Casino Bonus Center · Rating: 4.4/5
  • Popularity: This offer has been claimed by 134 visitors so far this month.
  • 65 Game Providers: Pragmatic Play, NetEnt, NetGaming, Evoplay, Play n GO, Big Time Gaming, Merkur Gaming, NolimitCity, BF Games, Bally Wulff, Just for the Win, Iron Dog Studio, and others.

GambleZen Casino

Discover Nature’s Hidden Treasures with €3,625 in Your Backpack

Sign-up Bonus:

50

Free Spins

No deposit required

Terms & Conditions apply · #Ad ·  Gambling can be addictive. Play responsibly · GambleAware.org 

GambleZen Casino

Discover Nature’s Hidden Treasures with €3,625 in Your Backpack

  • 50 Free Spins · No deposit required
  • Bonus Code: GZ50
  • Exclusive No-Deposit Bonus for Irish Players!
  • 200% bonus up to €500 + 100 Free Spins with your first deposit (New customers)
  • Bonus available on your second and third deposit
  • Irish 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
  • Tested and certified by Casino Bonus Center · Rating: 4.2/5
  • Popularity: This offer has been claimed by 191 visitors so far this month.
  • 86 Game Providers: Platin Gaming, Ezugi, Onlyplay, OctoPlay, Fugaso, Pragmatic Play, LiveGames, XProGaming, KA Gaming, Evolution Gaming, Betsolutions, Playtech, and others.

Top 10 Online Casinos in Ireland

Expert-Rated Real Money Casinos with Top Bonuses

Looking for the best online casinos in Ireland? Our expert team has tested and reviewed hundreds of real money gambling sites to bring you the top 10 choices for May 2025. LeoVegas, Zodiac Casino, and MrGreen 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 bonus today!

Online Casinos IrelandWelcome Bonus

Up to €1,000 + 200 free spins!

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80 chances to be a millionaire for €1

80 Free Spins

Get 200 free spins!

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

30 free spins plus €400 in bonuses!

Bonus of 100% up to €200

Sportsbook · Casino · Awesome bonuses

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

Bonus up to €1,000 + 600 Free Spins

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

€3,625 in Bonuses + 350 Free Spins

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

Get a 200% Bonus up to £200

Bonus of 200% up to £200

€200 bonus + 10 free spins on Vegas

Bonus of 100% up to €200 + 10 Free Spins

Sportsbook, casino, live casino

Bonus of 100% up to €100 + 50 Free Spins

* Terms & Conditions Apply · #Ad ·  Gambling can be addictive. Play responsibly · GambleAware.org 

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Explore Online Casinos for Irish players

Dive into our carefully selected library featuring 191 online casinos available in Ireland. Each review is crafted with expertise, offering insights into game quality, bonuses and promotions, casino reliability, and user experience. Make an informed choice and play your favorite casino games, either for free or with real money stakes.

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Discover top-rated online casinos with the best offers this month. Our curated list ensures you access the most generous promotions and trusted casinos. From exclusive welcome packages to exciting no deposit offers, start your gaming journey with the finest online casino bonuses available in Ireland.

Top-Rated Casino Bonuses in Ireland

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