Why do online casinos give out 400% first deposit bonuses?

Online casinos give out 400% first deposit bonuses in order to encourage casino players to try out their platforms and consider playing there in the longer term.

Are 400% deposit bonus casino sites safe?

Yes, 400% deposit bonus casino sites are safe, as long as they're licensed and regulated by a reputable body. As well as having passed our test for safety and security, each of the 400% deposit bonus casinos we've recommended here are licensed and regulated by the Malta Gaming Authority (MGA) and/or another reputable gaming authority.

Can I keep winnings from a 400% casino deposit bonus?

Yes, you can keep your winnings from a 400% casino deposit bonus, as long as you've fulfilled the terms and conditions of the promotion.

Can I get free spins as part of the 400% casino bonus?

Yes, you can get free spins as part of a 400% casino bonus if you choose a welcome package that bundles the 400% deposit match with bonus spins.

Can I win real money with a casino 400% bonus?

Yes, you can win real money with a casino 400% bonus, just as you can with any other casino bonus offer.

400% Deposit Bonus Casinos - page 32

Alina Anisimova, Isobel Coughlan

Updated:25.6.2026

714
ReSpin Casino
up to 300€ + 100 free spins
Main details
Bonus type1st deposit bonus+
ReSpin Casino gives you 100 free spins worth €10 in total (€0.10 per spin) plus up to €300 extra as a deposit bonus. Deposit at least €10 to claim it. No bonus code is needed, the bonus activates on your qualifying deposit.
Minimum deposit10€
Bonuses & Restrictions
Time limit30 days
WageringNo wagering+
Your free spin winnings are wager-free, withdraw them any time. You have 30 days to use the 100 free spins.
ReSpin Casino Bonuses
18+ Full Terms Apply. Play Responsibly.

715
Casino Crypto
New 2026Crypto Accepted
200 free spins
Main details
Bonus type1st deposit bonus+
Deposit at least €30 to claim this deposit bonus at Casino Crypto. You get 200 free spins worth €40 in total with your deposit. No bonus code is needed, the bonus activates on your qualifying deposit.
Minimum deposit30€
Bonuses & Restrictions
Time limit7 days
Wagering40 x B+
The free spin winnings carry 40x wagering before you can withdraw.
Casino Crypto Bonuses
18+ Full Terms Apply. Play Responsibly.
716
Turbonino Casino
100 free spins
Main details
Bonus type1st deposit bonus+
You get 100 free spins with your deposit at Turbonino Casino. Deposit at least €10 to claim it. No bonus code is needed, the bonus activates on your qualifying deposit.
Minimum deposit10€
Bonuses & Restrictions
Wagering60 x B+
Your free spin winnings carry 60x wagering. If you win €10 from the spins, you need to wager €10 x 60 = €600 before you can withdraw those winnings.
Turbonino Casino Bonuses
18+ Full Terms Apply. Play Responsibly.
717
Karhubet
150 free spins
Main details
Bonus type1st deposit bonus+
Karhubet gives you 150 free spins worth €30 in total, at €0.20 per spin, on your deposit. Deposit at least €20 to claim it, and use bonus code KARHU1 when depositing.
Minimum deposit20€
Bonuses & Restrictions
Time limit3 days
Wagering5 x+
Your free spin winnings carry 5x wagering. If you win €10 from the free spins, you need to wager €10 x 5 = €50 before you can withdraw those winnings. You have 3 days to clear it.
Karhubet Bonuses
18+ Full Terms Apply. Play Responsibly.
718
Casino and Friends
150 free spins
Main details
Bonus type1st deposit bonus+
Deposit at least £10 to claim this deposit bonus at Casino and Friends. You get 150 bonus spins on Big Bass Splash, worth £15 in total, on top of your deposit. No bonus code is needed, the bonus activates on your qualifying deposit.
Minimum deposit10€
Bonuses & Restrictions
Max bet5€
Time limit30 days
Wagering10 x+
The bonus spin winnings carry 10x wagering before you can withdraw.
Casino and Friends Bonuses
18+ Full Terms Apply. Play Responsibly.
719
Jackbit Casino
Crypto Accepted
100 free spins
Main details
Bonus type1st deposit bonus+
Deposit at least €50 to claim this deposit bonus at Jackbit Casino. Use bonus code WELCOME when depositing, and you get 100 free spins worth €10 in total.
Minimum deposit50€
Bonuses & Restrictions
Time limit1 day
WageringNo wagering+
The free spin winnings carry 0x wagering before you can withdraw.
Jackbit Casino Bonuses
18+ Full Terms Apply. Play Responsibly.
720
Casushi Casino
100 free spins
Main details
Bonus type1st deposit bonus+
Deposit at least £10 to claim this deposit bonus at Casushi Casino. You get 100 bonus spins on Big Bass Splash, worth £10 in total, and no bonus code is needed, the bonus activates on your qualifying deposit. This bonus is for UK players only.
Minimum deposit10€
Bonuses & Restrictions
Time limit2 days
WageringNo wagering+
The bonus at Casushi Casino is wager-free, withdraw it any time.
Casushi Casino Bonuses
18+ Full Terms Apply. Play Responsibly. T&C: New players only. 18+. UK only. Min deposit £10 and £10 stake on slot games required. 100 Free Spins on Big Bass Splash credited automatically. Free Spins value: £0.10 each. Free Spins expire 48 hours after crediting. No wagering on Free Spins; winnings paid as cash. Eligibility restrictions apply. Full Terms of Welcome Offer apply. Gambleaware.org.
721
talkSPORT BET Casino
30% Daily Boost Token
Main details
Bonus typeSportsbook reload bonus+
The 30% Daily Boost Token at talkSPORT BET Casino gives you a daily boost on your sports bets as free bet credits. The free bet stake is not returned, you keep only the profit from winning bets. Deposit at least €10 to qualify. Your qualifying bet must be at minimum odds of 2, no bonus code is needed, and e-wallet deposits (Skrill, Neteller) are excluded.
Minimum deposit10€
Bonuses & Restrictions
Max bet10€
Time limit1 day
Wagering10 x B+
You need to wager your bonus 10x, which is on the higher side for sports. The 10x turnover applies to your bonus amount, so if you get a €10 bonus you must place €100 in bets before you can withdraw. Turnover bets must be at minimum odds of 2, and you can stake a maximum of €10 per bet. Once you meet the turnover, your bonus and any winnings are withdrawable. You have 1 day to complete the turnover.
talkSPORT BET Casino Bonuses
18+ Full Terms Apply. Play Responsibly. Log in daily. Receive a Boost Token to use on selected sport markets, max stake £10, min odds 1/1. Token expires daily at 23:59 UK Time.
722
Captain Cooks
100 Chances to Win a Million for ($/€5)
Main details
Bonus type1st deposit bonus+
Deposit at least €5 to claim this deposit bonus at Captain Cooks. No bonus code is needed, the bonus activates on your qualifying deposit.
Minimum deposit5€
Bonuses & Restrictions
Wagering200 x B+
The bonus wagering at Captain Cooks is on the high side at 200x, and it applies to the bonus amount only. With a €100 deposit at 100%, you would get a €100 bonus, and €100 x 200x = €20,000 in wagers.
Captain Cooks Bonuses
18+ Full Terms Apply. Play Responsibly.
723
Lonkero Casino
Launched 2025
250 free spins
Main details
Bonus type1st deposit bonus+
Lonkero Casino gives you 250 free spins worth €25 in total, with each spin worth €0.10. Deposit at least €20 to claim it, no bonus code is needed, the bonus activates on your qualifying deposit.
Minimum deposit20€
Bonuses & Restrictions
WageringNo wagering+
Your free spin winnings are wager‑free, withdraw them any time. For example, if you win €100 from the 250 free spins, you can cash out the full €100 without any wagering.
Lonkero Casino Bonuses
18+ Full Terms Apply. Play Responsibly.
724
Galaksino
150 free spins
Main details
Bonus type1st deposit bonus+
You get 150 free spins with your deposit at Galaksino. Deposit at least €50 to claim it. No bonus code is needed, the bonus activates on your qualifying deposit.
Minimum deposit50€
Bonuses & Restrictions
Time limit24 hours
WageringNo wagering+
Your free spin winnings are wager‑free, withdraw them any time. You have 24 hour to use the 150 free spins.
Galaksino Bonuses
18+ Full Terms Apply. Play Responsibly.
725
The Originals Casino
Launched 2025Crypto Accepted
15% Instant Rebate on every spin
Main details
Bonus typeCashback bonus+
Deposit at least €5 to qualify for cashback at The Originals Casino. You get regular daily cashback on your losses, and it credits automatically to your balance.
Minimum deposit5€
Bonuses & Restrictions
WageringNo wagering+
Cashback from The Originals Casino has 0x wagering, so the cashback is wager-free. You can withdraw it straight away, for example if you get €50 cashback you can cash out that €50 whenever you like.
Recurring cashbackDaily
The Originals Casino Bonuses
18+ Full Terms Apply. Play Responsibly.
726
Chipz Casino
100 free spins
Main details
Bonus type1st deposit bonus+
You get 100 free spins worth €10.00 in total, each spin worth €0.10. Deposit at least €10 to claim it. No bonus code is needed, the bonus activates on your qualifying deposit at Chipz Casino.
Minimum deposit10€
Bonuses & Restrictions
Max bet5€
WageringNo wagering+
Your 100 free spins at Chipz Casino carry 35x wagering on any winnings. If you win €10 from the spins, you need to wager €10 x 35 = €350 before you can cash out those winnings. Max bet while wagering is €5 per round.
Chipz Casino Bonuses
18+ Full Terms Apply. Play Responsibly.
727
Monster Casino
50 free spins
Main details
Bonus type1st deposit bonus+
Deposit at least £20 to claim this deposit bonus, which gives you 50 bonus spins worth £5 in total. No bonus code is needed, the bonus activates on your qualifying deposit.
Minimum deposit20€
Bonuses & Restrictions
Time limit28 days
Wagering10 x B+
The bonus spin winnings carry 50x wagering before you can withdraw.
Monster Casino Bonuses
18+ Full Terms Apply. Play Responsibly.

Sources

Malta Gambling Authority