400% Casino Bonus Ireland 2026 🎖️
How would you like a casino welcome bonus in Ireland that gives you five times your deposit? Although such deals are rare, they do exist and when a 400% welcome bonus for Irish players is live, you’ll find it listed at Hareslots.
I’m Erik King, and if you’re on the hunt for lucrative online bonuses, I’m here to help. I’m going to tell you where to find them, and how to play and get the best out of them while keeping you safe online and showing you the best gambling experience.
18+ | Terms & conditions apply.
- ✓ Buffalo Wealth (Betsoft)
- ✓ 100% up to €100
- ✓ €20 Casino Min. Dep.
18+. New players only. Exclusive bonus on registration available only through our promotional link: 25 Free Spins on Buffalo Wealth (Betsoft). 35x wagering requirement on bonus money. Maximum bet €5. Maximum cashout €50. No deposit required. No verification needed. Bonus available as a pop-up and in the Rewards menu after registration. First deposit bonus: 100% up to €100 + 100 Free Spins. Minimum deposit €20. 40x wagering requirement on the bonus and 35x on Free Spins winnings, to be completed within 7 days. Maximum cashout from bonus winnings is €3,000. Maximum cashout from Free Spins winnings is €300. General Terms & Conditions apply.
18+ | Terms & conditions apply.
- ✓ Take Olympus (Betsoft)
- ✓ 100% up to €500
- ✓ 50 Bonus Spins
18+ | Terms & conditions apply.
- ✓ Gates of Olympus (Pragmatic Play)
- ✓ 100% up to €920
- ✓ 200 Bonus Spins
18+. New players only. Exclusive bonus on registration available only through our promotional link: 200 Free Spins on Gates of Olympus (Pragmatic Play). No bonus code required. 20x wagering requirement on bonus money. Maximum bet €7. Maximum win €15. Email confirmation required. Minimum deposit of €4.33 required to withdraw winnings. Credited directly to your account balance upon registration. First deposit bonus: 100% up to €920 + 200 Free Spins. Minimum deposit €10. 45x wagering requirement. Minimum bet €0.1. Maximum bet €4.6. Maximum win capped at 4x the bonus amount. Note: EUR amounts have been converted to local currency using the latest available exchange rate. Original casino terms prevail in case of discrepancy. General Terms & Conditions apply.
18+ | Terms & conditions apply.
- ✓ 250 Bonus Spins
- ✓ Big Wild Buffalo (Belatra)
- ✓ 1 Wheel Spin
18+. New players only. 125% bonus up to €1000 from €20 deposit, 50x wagering, max bet €5, max cashout €5000. 250 Free Spins on Belatra’s Big Wild Buffalo (50/day for 5 days) after qualifying deposit; FS winnings 50x wagering, max cashout €1000; FS valid 3 days, bonus valid 7 days. 1 Wheel Spin on 1st & 2nd deposits only; no prize without deposit; wheel cannot be reopened; wheel winnings wagering: FS x25, cash x5. Lucky Spin Silver terms and general terms apply. Terms apply.
18+ | Terms & conditions apply.
- ✓ 100 Bonus Spins
- ✓ €9 Minimum Deposit
- ✓ 20% Cashback
18+. New players only. First Deposit Bonus: 200% up to €878 + 100 Bonus Spins, min. deposit €9, 60x wagering on deposit and bonus. Terms apply.
18+ | Terms & conditions apply.
- ✓ €700 Casino Bonus
- ✓ 50 Bonus Spins
- ✓ Fruit Zen
18+ | Terms & conditions apply.
- ✓ 275% Bonus
- ✓ On First Deposit
- ✓ 1st Dep. Bonus Code: F01
18+. New players only. Exclusive bonus on registration available only through our promotional link: €20 Free Cash. 50x wagering requirement. Maximum bet €3. Maximum cashout €20. Email confirmation required. Minimum deposit of €10 required to withdraw winnings. First deposit bonus: 275% bonus. Promo code: F01. 30x wagering requirement. Maximum bet €3. Maximum cashout limited to 20x your deposit. Minimum deposit €10. Note: Original casino terms prevail in case of discrepancy. General Terms & Conditions apply.
18+ | Terms & conditions apply.
- ✓ 110 Bonus Spins
- ✓ Elvis Frog TRUEWAYS (BGaming)
- ✓ Bonus code: REELS
18+. New players only. CODE: REELS. First deposit bonus 110% up to €1,000 on deposits from €20. Includes 110 Bonus Spins on Elvis Frog TRUEWAYS, 55 credited on day 1 and 55 on day 2. Bonus terms, wagering requirements and withdrawal limits may apply. Terms apply.
18+ | Terms & conditions apply.
- ✓ Tiger's Claw (Betsoft)
- ✓ 100% up to €500
- ✓ 50 Spins on Fruit Zen
18+ | Terms & conditions apply.
- ✓ 100% up to €500
- ✓ 50 Bonus Spins
- ✓ Fruit Zen
18+ | Terms & conditions apply.
- ✓ Bonus code: OLYMP50
- ✓ Book of Books (Peter &Sons)
- ✓ 0x Wager
18+. New players only. 50 Free Spins on Book of Books (Peter & Sons), CODE: OLYMP50, 0x wagering, max cashout €30, email verification required. Activate the bonus code during registration in your profile. Min. deposit €20 required to withdraw winnings. First Deposit Bonus: 100% up to €300 + 50 Bonus Spins on Book of Zeus, wager-free, min. deposit €20. Terms apply.
18+ | Terms & conditions apply.
- ✓ Candy Craze (Evoplay)
- ✓ 100% up to €500
- ✓ 100 Bonus Spins
18+. New players only. 70 Free Spins on Candy Craze (Evoplay), wagering 5x, max bet €5, max win capped at 3x winnings from Free Spins, phone verification required, €20 min. deposit to withdraw winnings. First deposit bonus: Deposit min. €10 after the first hour, get 100% bonus up to €500, wagering 40x on bonus, max transfer €500, max cashout x5 the bonus amount. Includes 100 Bonus Spins on Big Bass Splash, wagering 40x, max cashout €100 from spins. Terms apply.
18+ | Terms & conditions apply.
- ✓ Big Bass Splash / Voodoo People
- ✓ 100% up to €500
- ✓ 150 Bonus Spins
18+. New players only. 24 Free Spins on Big Bass Splash (Pragmatic Play) or Voodoo People (BGaming), 50x wagering, max bet €5, max win €5. Email verification required. Bonus activated via notification / promo section. First Deposit Bonus: 100% up to €500 + 150 Free Spins, min. deposit €20. Get 50 Free Spins on Sweet Bonanza instantly plus 20 Bonus Spins per day for 5 consecutive days on Big Bass Bonanza, John Hunter Book of Tut, Gates of Olympus 1000, Sugar Rush and Hot to Burn. Bonus Spins must be activated in the promo section. Terms apply.
18+ | Terms & conditions apply.
- ✓ Wild West TRUEWAYS (BGaming)
- ✓ Bonus Code: 30WW
- ✓ 100% up to €777
18+. New players only. 30 Free Spins on Wild West TRUEWAYS (BGaming), CODE: 30WW, 40x wagering, max bet €1, max win €50. Email verification required. Bonus available in the Wallet. Min. deposit €20 required to withdraw winnings. First Deposit Bonus: 100% up to €777 + 100 Free Spins on Elvis Frog TRUEWAYS (BGaming), CODE: SLOTS, min. deposit €20, 40x wagering on bonus and Free Spins winnings, max bet €5, max win 10x bonus amount. 50 Free Spins credited instantly and 50 the next day, activation required within 1 day. Bonus valid for 5 days. Terms apply.
18+ | Terms & conditions apply.
- ✓ Jewel Boom Super Drop (BGaming)
- ✓ 120% up to €2000
- ✓ 100 Bonus Spins
18+. New players only. 25 Free Spins on Jewel Boom Super Drop (BGaming), 40x wagering, max bet $5, max win $100. Email verification required. Bonus available in the Profile after registration and email confirmation. Min. deposit $30 required to withdraw winnings. First Deposit Bonus: 120% up to $2,000 + 100 Bonus Spins on Elvis Frog Trueways (BGaming), min. deposit $30, 40x wagering, valid for 7 days. Terms apply.
18+ | Terms & conditions apply.
- ✓ Aloha King Elvis
- ✓ 100% up to €500
- ✓ 100 Bonus Spins
18+ | Terms & conditions apply.
- ✓ Bonus code: SPIN50WIN
- ✓ Avaliable on 5 slots
- ✓ €500 Bonus + 150 Spins
18+. New players only. No Deposit Bonus: 50 Free Spins on selected slots (Royal Joker: Hold and Win, Big Bass Bonanza, Book of Demi Gods 2, Starburst, Gold Rush with Johnny Cash). Code: SPIN50WIN. Email verification required. Bonus available in the Bonus section. Wagering 35x. Max bet €5. Max win €50. Min. deposit €10 required to withdraw winnings. First Deposit Bonus: 100% up to €500 + 150 Free Spins. Bonus wagering applies. Bonus valid 7 days. Max bet €5 during wagering. Terms apply.
18+ | Terms & conditions apply.
- ✓ Bonus code: TOD35
- ✓ Tower of Fortuna (Betsoft)
- ✓ Wager 0x
18+. New players only. 35 Free Spins on Tower of Fortuna (Betsoft), CODE: TOD35, no wagering, max bet €4, max win €20. Email verification required. Bonus must be activated with the bonus code in the player profile. Min. deposit €20 required to withdraw winnings. Welcome Bonus Package: 1st deposit 100% up to €300, 2nd deposit 50% up to €400, 3rd deposit 100% up to €300. Min. deposit €20 per bonus, bonus must be selected before deposit. No wagering requirements. Max bet €4 while bonus is active. Max withdrawal 5x bonus amount. Bonus is forfeited upon withdrawal request. Terms apply.
18+ | Terms & conditions apply.
- ✓ Joker Stoker (Endorphina)
- ✓ 100% up to €500
- ✓ 100 Bonus Spins
18+. New players only. 50 Free Spins on Joker Stoker (Endorphina), wagering 5x, min. deposit €10 or currency equivalent to withdraw winnings, phone and email verification + KYC required, bonus available in-game, max conversion to real balance x3 Free Spins winnings after wagering. 100% first deposit bonus up to €500 + 100 Bonus Spins (50 per day) on Big Bass Splash (Pragmatic Play), min. deposit €10, wagering 40x for bonus and Bonus Spins, max cashout x5 the deposit amount, bonus must be activated before deposit, each bonus step valid 72h and must be completed in order, bonus expires in 5 days if wagering is not completed. Terms apply.
18+ | Terms & conditions apply.
- ✓ Sweet Bonanza (Pragmatic)
- ✓ 150% Bonus & 20 Bonus Spins
- ✓ Gates of Olympus 1000 (Pragmatic)
18+. New players only. 50 Free Spins on Sweet Bonanza (Pragmatic Play), 30x wagering, max bet €5, max win €10. Email & phone verification required, plus KYC with at least 1 document. Bonus available directly in the game. Min. deposit €5 to withdraw winnings. 1st deposit bonus: 150% + 20 Bonus Spins on Gates of Olympus 1000 (Pragmatic Play) for deposits €10–€20, wagering 40x on bonus and spins, max bonus €500, max cashout x5 of bonus amount up to €500, max conversion from spins winnings €20. Terms apply.
18+ | Terms & conditions apply.
- ✓ Big Bass Splash (Pragmatic Play)
- ✓ 100% up to €300
- ✓ 100 Bonus Spins
18+. New players only. 50 Free Spins on Big Bass Splash (Pragmatic Play), 35x wagering, max bet €5, max win €25. Phone verification required. To claim, launch a qualifying slot. Welcome Bonus: 100% up to €300 + 100 Bonus Spins on Big Bass Splash (Pragmatic Play) for deposits from €10. Bonus must be activated before deposit. Bonus valid for 48 hours, wagering 40x on cash bonus and 30x on spins, spins valid for 2 days. Max conversion x5 bonus amount. Bonus expires if wagering is not completed within 5 days. Terms apply.
18+ | Terms & conditions apply.
- ✓ Dragon’s nest (Mascot)
- ✓ 100% up to €300
- ✓ 100 Bonus Spins
18+ | Terms & conditions apply.
- ✓ Bonus code: TAM35
- ✓ Tower of Fortuna (Betsoft)
- ✓ Wager 0x
18+. New players only. 35 Free Spins on Tower of Fortuna (Betsoft), CODE: TAM35, no wagering, max win €20. Email verification required. Bonus must be activated with the bonus code in the player profile. Min. deposit €20 required to withdraw winnings. Welcome Bonus Package: 1st deposit 100% up to €200, 2nd deposit 50% up to €300, 3rd deposit 50% up to €400, 4th deposit 100% up to €100. Min. deposit €20 per bonus. No wagering requirements. Max bet €4 while bonus is active. Max withdrawal 5x bonus amount. Bonus is forfeited upon withdrawal request. Terms apply.
18+ | Terms & conditions apply.
- ✓ 100 Bonus Spins
- ✓ Fortune Chest (Endorphina)
- ✓ Bonus code: FDB500
18+ | Terms & conditions apply.
- ✓ 100 Bonus Spins
- ✓ Bonus code: WIN100
- ✓ Alien fruits 2 (BGaming)
18+ | Terms & conditions apply.
- ✓ €5 No Deposit Casino Bonus
- ✓ Exclusive Bonus Codes
- ✓ Newest Online Casinos
18+ | Terms & conditions apply.
- ✓ Bonus code: TOP60SUMMER
- ✓ Le Bandit (Hacksaw)
- ✓ 200% up to €500
18+. New players only. 60 Free Spins on Le Bandit (Hacksaw), CODE: Top60summer, 40x wagering on bonus funds, max. bet €5, unlimited winnings, max. cashout €60. KYC verification required. VPN friendly. Min. deposit €20 required to withdraw winnings. Welcome Bonus: 200% up to €500 + 100 Bonus Spins on Dog House (Pragmatic Play), min. deposit €20, valid on the first 4 deposits. Terms apply.
18+ | Terms & conditions apply.
- ✓ 100 Bonus Spins
- ✓ BGaming slots
- ✓ €20 Minimum deposit
18+ | Terms & conditions apply.
- ✓ 100% up to €500
- ✓ 50 Free Spins
- ✓ Fruit Zen
18+. New players only. No Deposit Bonus: €5 on registration. Wagering requirement 99x. Maximum bet €4. Maximum win €200. Email confirmation required. Bonus is activated automatically once the player signs up. 1st Deposit Bonus: Deposit €20 and receive a 100% bonus up to €500 + 50 Free Spins on Fruit Zen with your first deposit. Wagering requirement 40x (deposit + bonus) and 25x on Free Spins winnings. Maximum bet while wagering is €4. Maximum promotional winnings capped at €1,000. Bonus expires within 7 days if wagering is not completed. Free Spins winnings are credited as bonus funds. Feature buys, low-risk betting strategies, and switching between low/high contribution games are prohibited while wagering. Free Spins are available on Fruit Zen, Coins of Zeus - Hold & Win™ and Book of Gold: Multichance. General Terms & Conditions apply.
18+ | Terms & conditions apply.
- ✓ Book of Sirens
- ✓ Wagering x3
- ✓ 120% up to €300
18+ | Terms & conditions apply.
- ✓ Aztec Magic Deluxe
- ✓ €650 Bonus + 50 Spins
- ✓ €10 Minimum Deposit
18+ | Terms & conditions apply.
- ✓ 50 Bonus Spins
- ✓ Bonus Code: 150IGSN
- ✓ On your first deposit
18+ | Terms & conditions apply.
- ✓ Wild Cash (BGaming)
- ✓ Bonus code: CASH
- ✓ 100% up to 1.5 BTC
18+. New players only. 50 Free Spins on Wild Cash (BGaming) with code CASH, wagering 45x, max win €50; no account verification required; enter code during sign-up, activate via notification or in account; no minimum deposit required to withdraw, but winnings must be wagered and meet minimum cashout balance. First deposit bonus: 100% up to 1.5 BTC + 100 Bonus Spins on Aloha King Elvis, min. deposit €20, wagering 35x (bonus and spins), max winnings from spins €100. Terms apply.
18+ | Terms & conditions apply.
- ✓ Super Sweets (Betsoft)
- ✓ Bonus Code: CRLS20
- ✓ 0x Wager
18+. New players only. 20 Free Spins on Super Sweets (Betsoft), CODE: CRLS20, 0x wagering, max withdrawal 5x the deposit amount. Email verification required. Activate the bonus code in the Bonus section of your profile after registration. Min. deposit €20 required to withdraw winnings. First Deposit Bonus: CODE: WELCOME100, 100% up to €500, min. deposit €20, no wagering requirements, max bet €3. Terms apply.
18+ | Terms & conditions apply.
- ✓ 50 Bonus Spins
- ✓ Aztec Magic Deluxe (Bgaming)
- ✓ €20 Min. Deposit
18+ | Terms & conditions apply.
- ✓ Super Sweets (Betsoft)
- ✓ Bonus Code: CRLS20
- ✓ 0x Wager
18+. New players only. 20 Free Spins on Super Sweets (Betsoft), CODE: CRLS20, 0x wagering, max withdrawal 5x the deposit amount. Email verification required. Activate the bonus code in the Bonus section of your profile after registration. Min. deposit €20 required to withdraw winnings. First Deposit Bonus: CODE: STARS1, 100% up to €300, min. deposit €20, no wagering requirements, max bet €3. Terms apply.
18+ | Terms & conditions apply.
- ✓ Gift Rush (Bgaming)
- ✓ 100% up to €500
- ✓ 20 Bonus Spins
18+. New players only. 30 Free Spins on Gift Rush (BGaming), 45x wagering, max bet €5, max win €50; email & phone verification required; bonus notification shown after registration; €10 minimum deposit to withdraw. Christmas Welcome Bonus: 110% up to €500 + 150 Free Spins + 3 Coins; 20 FS from €20 deposit, 150 FS from €50 deposit, 30 FS per day for 5 days; wagering 45x, €5 max bet, FS winnings capped at €100, cash bonus payout capped at 10x deposit; bonus valid 5 days. Terms apply.
18+ | Terms & conditions apply.
- ✓ Super Sweets (Betsoft)
- ✓ Bonus Code: CRLS20
- ✓ 0x Wager
18+. New players only. 20 Free Spins on Super Sweets (Betsoft), CODE: CRLS20, 0x wagering, max cashout €100. Email verification required. Activate the bonus code in the Bonus section of your profile after registration. Min. deposit €20 required to withdraw winnings. First Deposit Bonus: CODE: ORCA1, 100% up to €500, min. deposit €20, no wagering requirements, max bet €3, max withdrawal 5x the deposit amount. Terms apply.
18+ | Terms & conditions apply.
- ✓ Super Sweets (Betsoft)
- ✓ Bonus Code: CRLS20
- ✓ 0x Wager
18+. New players only. 20 Free Spins on Super Sweets (Betsoft), CODE: CRLS20, 0x wagering, max withdrawal 5x the deposit amount. Email verification required. Activate the bonus code in the Bonus section of your profile after registration. Min. deposit €20 required to withdraw winnings. First Deposit Bonus: CODE: THOR1, 100% up to €200 + 25 Bonus Spins on Thor Hammer Time, min. deposit €20. Terms apply.
18+ | Terms & conditions apply.
- ✓ Primal Hunt
- ✓ Bonus Code: DLD20
- ✓ Wager Free
18+ | Terms & conditions apply.
- ✓ Beer Bonanza / Legacy Of Cobra
- ✓ 100% up to €1,000
- ✓ 250 Bonus Spins
18+ | Terms & conditions apply.
- ✓ Book of Fallen
- ✓ 120% up to €300
- ✓ 120 Extra Spins
18+ | Terms & conditions apply.
- ✓ FruitMillion (Bgaming)
- ✓ Bonus Code: SMAFIA30
- ✓ 100% up to €5000 + up to 200 FS
18+. New players only. NDB: 30 Free Spins on FruitMillion (BGaming), CODE: SMAFIA30, 40x wagering requirement, max bet €5, max win €50. No account verification required. Bonus credited directly to the player account. First Deposit Bonus: 100% up to €/$5,000 + up to 200 Bonus Spins depending on the deposit amount, CODE: SM1. Terms apply.
18+ | Terms & conditions apply.
- ✓ Available on 5 slots
- ✓ Bonus Code: EXL50BBB
- ✓ €500 Bonus & 150 Bonus Spins
18+. New players only. Code: EXL50BBB. 50 Free Spins on Royal Joker: Hold and Win, Big Bass Bonanza, Book of Demi Gods 2, Starburst or Gold Rush with Johnny Cash; 35x wagering, max bet €5, max win €50. Welcome bonus: 100% up to €500 + 150 Free Spins, bonus wagering 35x, valid for 7 days. Terms apply.
18+ | Terms & conditions apply.
- ✓ 200 Bonus Spins
- ✓ Bonus Code: CASTLE1
- ✓ On Your First Deposit
18+ | Terms & conditions apply.
- ✓ Vikings Go Berzerk (Yggdrasil)
- ✓ 100% up to €500
- ✓ 100 Bonus Spins
18+ | Terms & conditions apply.
- ✓ 150% up to €150
- ✓ 20 Bonus Spins
- ✓ Vikings Go Berzerk (Yggdrasil)
18+ | Terms & conditions apply.
- ✓ Caishen's Arrival (Betsoft)
- ✓ Bonus code: LUCKY20
- ✓ 120% + 100 Wager-Free Spins
18+ | Terms & conditions apply.
- ✓ 50 Gratis Spins
- ✓ Gemhalla (Bgaming)
- ✓ Bonus Code: WIN500
18+. New players only. Exclusive Deposit Bonus: 150% up to €500 + 50 Bonus Spins on Gemhalla (BGaming). Bonus code required and available to copy from the promotional offer above. General Terms & Conditions apply.
18+ | Terms & conditions apply.
- ✓ 136 Bonus Spins
- ✓ Jingle Spin
- ✓ Bonus Code: JINGLE136
18+ | Terms & conditions apply.
- ✓ Take Olympus (Betsoft)
- ✓ €1000 Bonus + 100 Spins
- ✓ Gates of Olympus (Pragmatic)
18+ | Terms & conditions apply.
- ✓ Book of Dead
- ✓ 120% up to €300
- ✓ 70 Bonus Spins
18+ | Terms & conditions apply.
- ✓ Bonus Code: BLITZ3
- ✓ 100% up to €150
- ✓ 150 Bonus Spins
18+ | Terms & conditions apply.
- ✓ 100 Bonus Spins
- ✓ Boom! Boom! Gold! (Booongo)
- ✓ €20 Min. Deposit
18+ | Terms & conditions apply.
- ✓ €20 Deposit
- ✓ Choose your slot
- ✓ Multiple Bonuses
18+. New players only. Min deposit €20. Rookie Rush Welcome Offer in three stages: wager €50 for 50 Bonus Spins; wager €250 for 200 Bonus Spins; wager €500 for 250 Bonus Spins. Wagering must be completed on selected Pragmatic Play slots. Bonus Spins available on: Sweet Bonanza Super Scatter, Gates of Olympus Super Scatter, Sugar Rush 1000, Floating Dragon, Zeus vs Hades Gods of War, Brick House Bonanza, Wisdom of Athena 1000, Big Bass Splash. Wagering must be completed within 7 days; Bonus Spins expire 72 hours after being credited. Wins from Bonus Spins credited as cash. Currency equivalents apply for non-USD players. Terms apply.
18+ | Terms & conditions apply.
- ✓ 150 Bonus Spins
- ✓ €10 Minimum deposit
- ✓ Mariachi Afortunado (Mancala)
18+ | Terms & conditions apply.
- ✓ 200 Bonus Spins
- ✓ Big Bass Splash
- ✓ Non-Sticky Bonus
18+ | Terms & conditions apply.
- ✓ Lady Wolf Moon (Megaways)
- ✓ €100 Bonus & 75 Spins
- ✓ Minimum deposit €20
18+ | Terms & conditions apply.
- ✓ On first deposit
- ✓ 10% Daily Cashback
- ✓ €10 Min. Deposit
18+ | Terms & conditions apply.
- ✓ 50 Bonus Spins
- ✓ Spinman (Hacksaw)
- ✓ €20 Min. Deposit
18+ | Terms & conditions apply.
- ✓ 200 Bonus Spins
- ✓ 1 Bonus Crab
- ✓ €10 Minimum deposit
18+ | Terms & conditions apply.
- ✓ 200 Bonus Spins
- ✓ 1 Bonus Crab
- ✓ €20 Minimum deposit
18+ | Terms & conditions apply.
- ✓ 100 Bonus Spins
- ✓ Sugar Rush (Pragmatic Play)
- ✓ Sports Betting
18+ | Terms & conditions apply.
- ✓ 100 Bonus Spins
- ✓ On Your First Deposit
- ✓ Sports Betting
18+ | Terms & conditions apply.
- ✓ 50 Bonus Spins
- ✓ Wild Cash (BGaming)
- ✓ 20% Weekly Cashback
18+ | Terms & conditions apply.
- ✓ 200 Bonus Spins
- ✓ 1 Bonus Crab
- ✓ 15% Weekly Cashback
18+ | Terms & conditions apply.
- ✓ 75 Bonus Spins
- ✓ €20 Minimum deposit
- ✓ Weekly reload bonus
18+ | Terms & conditions apply.
- ✓ 200 Bonus Spins
- ✓ 1 Bonus Crab
- ✓ Weekly Cashback 15%
18+ | Terms & conditions apply.
- ✓ Book of Cats (Bgaming)
- ✓ 100% up to €500
- ✓ 200 Bonus Spins
18+ | Terms & conditions apply.
- ✓ 200 Bonus Spins
- ✓ 1 Bonus Crab
- ✓ Weekly Cashback 15%
18+ | Terms & conditions apply. | ..
- ✓ 200 Bonus Spins
- ✓ 1 Bonus Crab
- ✓ Weekly Cashback 15%
18+ | Terms & conditions apply.
- ✓ 100 Bonus Spins
- ✓ Bonus code: DZ100
- ✓ €10 Minimum deposit
18+ | Terms & conditions apply.
- ✓ 1st Bonus
- ✓ Wagering Requirement: 10x
- ✓ Sports Betting
18+ | Terms & conditions apply.
- ✓ Up to €500
- ✓ On first deposit
- ✓ Sports Betting
18+ | Terms & conditions apply.
- ✓ 200 Bonus Spins
- ✓ Sweet Bonanza
- ✓ On first deposit
18+ | Terms & conditions apply.
- ✓ Captain's Quest: Treasure Island
- ✓ 200% up to €1,000
- ✓ 100 Bonus Spins on Chili Pop
18+ | Terms & conditions apply.
- ✓ 100 Bonus Spins
- ✓ Dog House (Pragmatic Play)
- ✓ On first deposit
18+ | Terms & conditions apply.
- ✓ Elvis Frog TRUEWAYS
- ✓ 50 Bonus Spins
- ✓ Bonus code: START
18+ | Terms & conditions apply
- ✓ Fire In The Hole xBomb
- ✓ Code: EXCL15
- ✓ Choose your Welcome Bonus
18+ | Terms & conditions apply.
- ✓ Up to €250
- ✓ 10% Cashback
- ✓ Sports Betting
18+ | Terms & conditions apply.
- ✓ 25 Bonus Spins
- ✓ Wilds of Fortune (Betsoft)
- ✓ Bonus Code: PBWEL125
18+ | Terms & conditions apply.
- ✓ 100 Bonus Spins
- ✓ Choose within 4 slots
- ✓ €20 Min. Deposit
18+ | Terms & conditions apply.
- ✓ 150 Bonus Spins
- ✓ 20% Weekly cashback
- ✓ Moblie App avaliable
18+ | Terms & conditions apply.
- ✓ 100 Bonus Spins
- ✓ Gates of Olympus 1000
- ✓ €20 Minimum Deposit
18+ | Terms & conditions apply.
- ✓ Izzi Art (BGaming)
- ✓ €20 Minimum Deposit
- ✓ 150% Sport Bonus
18+ | Terms & conditions apply.
- ✓ 10% Daily Cashback
- ✓ Live Casino
- ✓ €20 Minimum Deposit
18+ | Terms & conditions apply.
- ✓ Gates of Energy Casino
- ✓ €200 Bonus + 400 Spins
- ✓ 2X Win Multiplier
18+ | Terms & conditions apply.
- ✓ 30 Bonus Spins
- ✓ Juicy Fruits 27 Ways
- ✓ €10 Min. Deposit
18+ | Terms & conditions apply.
- ✓ €20 Minimum Deposit
- ✓ On your first deposit
- ✓ Live Casino & Sports betting
18+ | Terms & conditions apply.
- ✓ Red Hot 100 (TrueLab)
- ✓ 100% up to €250
- ✓ €20 Minimum deposit
18+ | Terms & conditions apply.
- ✓ 100 Bonus Spins
- ✓ €20 Minimum Deposit
- ✓ On first deposit
18+ | Terms & conditions apply.
- ✓ 100% up to €200
- ✓ 10 extra raffle tickets
- ✓ Code: GOLDNUGGET
18+ | Terms & conditions apply.
- ✓ Piggy Bank Bills (Pragmatic)
- ✓ 120% up to €500
- ✓ 125 Bonus Spins
18+ | Terms & conditions apply.
- ✓ 100% up to €1000
- ✓ 1st deposit Code: GRATO100
- ✓ Min. Deposit €10
18+ | Terms & conditions apply.
- ✓ Gold Rush With Johnny Cash
- ✓ 100% up to €4,000
- ✓ 150 Bonus Spins
18+ | Terms & conditions apply.
- ✓ Lucky Dwarfs (Ela Games)
- ✓ 100% up to €500
- ✓ 200 Spins & 1 Bonus Crab
18+. New players only. 30 Free Spins on Lucky Dwarfs (Ela Games). Wagering 40x. Max bet €5. Max cashout €30. Min deposit €20 to withdraw winnings. 1st deposit: 100% bonus up to €1,000 + 100 Free Spins. Wagering 35x (deposit + bonus). Max bet €5. Terms apply.
18+ | Terms & conditions apply.
- ✓ Fortune Three Xmas (Gamebeat)
- ✓ Bonus Code: MERRYPLAY
- ✓ €2000 Bonus + 100 Spins
18+ | Terms & conditions apply.
- ✓ Deep Sea
- ✓ CODE: DEEPBIT
- ✓ 100% up to €400
18+ | Terms & conditions apply.
- ✓ 200 Bonus Spins
- ✓ 1 Bonus Crab
- ✓ 15% Weekly Cashback
18+ | Terms & conditions apply.
- ✓ 100 Bonus Spins
- ✓ €20 Minimum Deposit
- ✓ On first deposit
18+ | Terms & conditions apply.
- ✓ On your first deposit
- ✓ Sports betting
- ✓ Multiple bonuses
18+ | Terms & conditions apply.
- ✓ Code: PLAYO100
- ✓ €10 Min. deposit
- ✓ Weekly cashback up to 20%
18+ | Terms & conditions apply.
- ✓ On your first deposit
- ✓ Multiple bonuses
- ✓ Live Casino & Sports Betting
18+ | Terms & conditions apply.
- ✓ 200 Bonus Spins
- ✓ 1 Bonus Crab
- ✓ €20 Min. Deposit
18+ | Terms & conditions apply.
- ✓ Sweet Bonanza
- ✓ 100% up to €750
- ✓ 100 Bonus Spins
18+ | Terms & conditions apply.
- ✓ Win up to €10,000
- ✓ No Wagering Requirements
- ✓ On your first deposit
18+ | Terms & conditions apply.
- ✓ Take Olympus (Betsoft)
- ✓ 200% up to €1,000
- ✓ 100 Bonus Spins on Sugar Pop
18+ | Terms & conditions apply.
- ✓ 100 Bonus Spins
- ✓ Gates of Olympus 1000
- ✓ $15 Minimum deposit
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18+ | Terms & conditions apply.
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18+ | Terms & conditions apply.
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Your Guide for Finding the Best 400% Casino Bonus
The trick to finding a great bonus is to avoid jumping at the first one you see. Visit Hareslots and browse through the wide range of online casino bonuses on offer. They’ve all got something to offer, and no matter what your preferences, you’re sure to find one you like the look of above all others, especially with a little help from me.
400% Matched Deposit Welcome Bonuses
The important thing with any bonus is what it offers as a package. It’s not just about getting free money to play with. What’s the point if the games on offer don’t appeal to you or the terms and conditions are too restrictive? It’s the overall deal that matters, and you won’t find better ones than the 400% bonuses available on Hareslots.
Matched Deposit, Free Spins Bonuses
If you like the idea of playing with 5 times the money you deposit, you’re sure to like the thought of getting some free spins to play, too. A 400% matched welcome bonus, with free spins thrown in, can boost your chances of landing winning combinations.
Welcome Bonus Reloads
Welcome bonus reloads bring even more fun to the party. They give you the opportunity to make several deposits. It’s worth considering because most casinos will only let you claim one welcome bonus. With a reload bonus, you can keep enjoying your 400% deposit match on multiple deposits, often on your 1st, 2nd, 3rd, and even 4th or 5th deposit, depending on the deal.
No Deposit 400% Welcome Bonuses
Yes, you can even get no deposit 400% welcome bonuses, although they are quite rare. With no deposit bonuses like these, it’s the first deposit in a reload bonus that is the no deposit action. The reload deposits require real money.
📙 Erik King’s Quick Tip: Some rare 400% no deposit bonuses are structured as “phantom balances”, they show in your account but aren’t real until wagered. To test this, try spinning with minimum stakes first; if your balance doesn’t decrease, you’re in a shadow mode that resets on big wins.
Low Deposit 400% Welcome Bonuses
You’ll find many low deposit casinos listed at Hareslots. These sites specialise in offering welcome bonuses for deposits as low as €1, €2, €3, or €5.. Admittedly, the number of slots or spins you’ll get is a little on the low side, However, I’ve seen them go up to 50 or even 100 spins. But it’s also worth knowing that most casino bonuses, and in this I include 400% welcome bonuses, offer minimum deposits, typically from around 10 or 20 Euros.
Expert Tips for Maximising the Bonus Deal Enjoyment Factor
I won’t pretend my expert tips will ensure you win, but what I will stand by is that they will increase your chances of winning and will up the enjoyment factor of playing bonuses like the 400% welcome bonus. Here’s what I suggest you do:
- Look for bonuses on games with the highest RTP percentages.
- Choose games that have a low, or low to medium volatility rating.
- Choose slots that have the most paylines.
- Before you play the game via the bonus, play the free slot version you’ll find at Hareslots.
- Wager low stakes for more spins.
- If you win and are offered a ‘double (or more) or quit’ gamble – ignore it.
I always say, play for fun, winning is just a bonus. Winning is great, but if you become fixated on it, you might start chasing losses. It’s all about having fun and if you win in the process, that’s a bonus. (Sorry about the pun).
Watch Out for Bonus Terms and Conditions
Remember I said at the beginning, it’s the whole deal that has to be considered? Every bonus comes with its own T&Cs, and if you don’t read them carefully, you might get caught out.
Bonus T&Cs will touch on things like:
- The minimum and maximum amount of money you can withdraw.
- If you land a big win, you might not be able to withdraw all the money.
- They might restrict the games you play.
- They will also specify a wagering requirement and a time in which you need to meet it.
All these restrictions are pretty standard, but if online gambling is going to become a favourite pastime, they won’t matter so much. If you really don’t like the bonus T&Cs, skip claiming the bonus, They’re not obligatory. But, taking all that into account, bonuses really can extend your bankroll quite considerably.
📙 Erik King’s Quick Tip: Some casinos bury time zone clauses in their T&Cs. Wagering windows might follow server time (often CET), not your local time. Always confirm the time zone to avoid thinking you have hours left when the bonus actually expires in minutes.
Where to Look for the Best Bonuses
You’ll find casino bonuses in many places. They get advertised on television, in newspapers, at online casinos, and casino review sites. They are also listed on casino bonus offer coupon sites.
The main thing to watch out for is trustworthiness. All of these sites say the offers they list are genuine. Some invariably are not. That’s why I always recommend you pick promo codes, including no deposit bonus codes through Hareslots. I can personally vouch that every offer, including the 400% casino bonuses, is genuine and pre-checked.
How Software Providers Fit Into the Irish Casino Bonus Scene
Online casinos offer the bonuses, and they create their own terms and conditions. They don’t, however, create the games you can play with a bonus. That’s the role of the software provider. They decide on what a slot will be themed, the engines used to power the games, the gameplay, and the features. The games are the same whether you play them via a bonus or not, so your enjoyment is entirely down to the skill and creativity of the software provider.
Live dealer game software providers are producing amazing games these days. They are the closest thing you’ll get to a brick-and-mortar casino experience. They are so lifelike, as you can see for yourself if you choose one of the live dealer casinos recommended by Hareslots.
📙 Erik King’s Quick Tip: Some software providers restrict bonus play on their games in certain regions, but casinos forget to enforce it. If a high-RTP game seems oddly available for bonus use, jump on it, you’re likely exploiting a backend oversight before it gets patched.
Steps to Follow for Claiming a Bonus and Withdrawing Your Winnings
Whenever you see a 400% bonus at Hareslots, and it could be launched by one of the new online casinos Hareslots recommends, this is how to claim it.
- Click the green ‘CLAIM BONUS’
- On the casino’s bonus offer landing page, you’ll see the registration form. Supply the personal details requested. These include your name, address, and date of birth, your email address and your mobile number.
- You’ll also be asked to create a username and password. The exact details may vary slightly from casino to casino.
- Select the currency you want to use and a payment method from the dropdown boxes.
- Enter the amount you want to deposit.
- Click ‘Confirm’.
To confirm your account, the casino might send a link to your email or mobile device. If they do, click on it and your account will be confirmed. The whole process usually takes less than a couple of minutes.
To withdraw your winning from the bonus, you must first make certain you’ve met all of the bonus offer’s terms and conditions. Assuming you have, follow these next steps to claim your winnings:
- Go to the casino’s cashier page.
- Select ‘Withdraw’.
- Enter the amount you wish to take out.
- Confirm which payment method you’re using. (Ideally, it should be the same one you used to make your deposit)
- Click ‘Confirm’.
Online casinos may ask you to verify your identity by providing photo ID (like a driving licence or passport) and a recent utility bill to confirm your address.
Player Safety
My goal is to ensure you enjoy the best gambling experiences possible, and this starts with your online safety and security. It’s why I am so keen for you to only use casinos, whether they are traditional, live dealer, or mobile casinos for convenience, recommended by Hareslots. Every casino recommended by Hareslots has been thoroughly vetted to ensure it’s licensed by top agencies like the Curacao eGaming authority, the Kahnawake Gaming Commission, the Malta Gaming Authority, or the UK Gambling Commission.
Frequently Asked Questions
Yes, there is. It’s a form of welcome bonus, but they are few and far between. When they are available you’ll find them listed at Hareslots.
No. Welcome bonuses are only offered to Irish players registering at the casino for the first time. The only exception are reload bonuses which offer opportunities to make several deposits once you’ve registered your new player account.
Yes, you can, but only if it is a ‘non-sticky’ bonus. If it’s a sticky bonus, you cannot withdraw your winnings; you can only use them to play more games.
It varies from casino to casino. The worst-case scenario is 5 to 7 days. The best is almost instant, which often applies to crypto casinos. Apart from crypto, the fastest payment method is an eWallet.
Related articles
Erik King is a seasoned iGaming expert and the head editor at Hareslots.com, with more than ten years of hands-on experience in the online casino world. With a sharp eye for detail and a strong focus on player needs, Erik has reviewed hundreds of casinos, tested countless games, and thoroughly inspected bonus terms to guarantee fairness and transparency.
Coming from a background in digital compliance and UX design, Erik doesn’t just report on the industry, he collaborates directly with operators to promote safer, more responsible gambling environments. His expertise has appeared in several well-respected international gambling publications, and he's frequently consulted for insights into licensing, regulations, and user protection.
At Hareslots.com, Erik’s goal is to lead players to trustworthy, fair, and entertaining casino sites, backed by real-life testing and deep research. When Erik recommends a casino, Irish readers can rest assured it’s passed strict standards in trustworthiness, game selection, fast withdrawals, and customer care.
GRAI | Gamblers Anonymous Ireland | Extern Problem Gambling | GambleAware | GamblingCare | IACP | Aware
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