Best Online Casinos in Ireland – Updated September 2025
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 – Available in Ireland and Selected Countries
- ✓ GambleZen Casino offers exclusive bonuses for CasinoBonusCenter visitors
- ✓ 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
- ✓ 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 · #Ad · Gambling can be addictive. Play responsibly · GambleAware.org
iWildCasino
Join the Joker’s Playground – Enjoy €4,000 in Rewards!
- ✓ iWildCasino offers exclusive bonuses for CasinoBonusCenter visitors
- ✓ 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 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 · #Ad · Gambling can be addictive. Play responsibly · GambleAware.org
Zodiac Casino
Get 80 Chances to Win One Million Euros for Just €1!
- ✓ 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 €2,639,445 in Progressive Jackpots
- ✓ Available in multiple languages, including English
- ✓ Tested and certified by Casino Bonus Center · Rating: 4.6/5
- ✓ 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.
Terms & Conditions apply · #Ad · Gambling can be addictive. Play responsibly · GambleAware.org
LeoVegas
Get up to €1,000 + 200 free spins
- ✓ 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
- ✓ Available in multiple languages, including English
- ✓ Tested and certified by Casino Bonus Center · Rating: 4.9/5
- ✓ 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.
Significant terms: 18+. 30 Free spins (Spins value: €0.20) on Gates of EnergyCasino 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
Energize your game with 30 Free Spins and a Triple-Powered Welcome Bonus
- ✓ 30 Free Spins · No deposit required
- ✓ Exclusive No-Deposit Bonus – Available in Ireland and Selected Countries only!
- ✓ EnergyCasino offers exclusive bonuses for CasinoBonusCenter visitors
- ✓ 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 €14,777,842 in Jackpots by Games Global
- ✓ Available in multiple languages, including English
- ✓ Tested and certified by Casino Bonus Center · Rating: 4.4/5
- ✓ 62 Game Providers: Merkur Gaming, RAW iGaming, Leander Games, Playzido, Spribe, Hölle Games, Red Tiger, Thunderkick, G Games, Skywind, Just for the Win, Gamomat, and others.
Terms & Conditions apply · #Ad · Gambling can be addictive. Play responsibly · GambleAware.org
NordicBet
Experience the ultimate Nordic casino and sports betting!
- ✓ 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
- ✓ NordicBet is available in 3 languages: Danish, English, and Swedish
- ✓ 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.
Terms & Conditions apply · #Ad · Gambling can be addictive. Play responsibly · GambleAware.org
Playfina
Enjoy 1,000 Free Spins and €3,500 in Bonuses – Plus a Lamborghini Huracán as the Ultimate VIP Reward!
- ✓ Bonus Code: FIRST
- ✓ 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
- ✓ Available in multiple languages, including English
- ✓ 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.
Top 10 Online Casino Bonuses 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 September 2025. LeoVegas, Zodiac Casino, and EnergyCasino 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 Ireland | Welcome Bonus |
|---|---|
LeoVegas Up to €1,000 + 200 free spins! | Bonus of 100% up to €1,000 + 200 Free Spins |
Zodiac Casino 80 chances to be a millionaire for €1 | 80 Free Spins |
EnergyCasino Triple-Powered Welcome Bonus | Bonus of 100% up to €200 + 400 Free Spins |
NordicBet Sportsbook · Casino · Awesome bonuses | Bonus of 100% up to €500 + 100 Free Spins |
Playfina Bonus up to €3,500 + 1,000 Free Spins | Bonus of 100% up to €500 + 200 Free Spins |
GambleZen Casino €3,625 in Bonuses + 350 Free Spins | Bonus of 200% up to €500 + 100 Free Spins |
iWildCasino Unleash the Joker's fun! | Bonus of 225% up to €1,000 + 200 Free Spins |
888Casino Get a 200% Bonus up to £200 | Bonus of 200% up to £200 |
NetBet €200 bonus + 10 free spins on Vegas | Bonus of 100% up to €200 + 10 Free Spins |
Betsson 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
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September 2025's Featured Casinos in Ireland
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 Online Casinos in Ireland
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