Dunder Bonus Codes & Sign Up Offers

100% Welcome Bonus up to C$600 + 200 Free Spins
19+ T&C Apply.

Welcome to Gambling.com, the home of Dunder Casino bonuses, promotions, and other freebies. We have free bets, risk-free bets, cash bonuses, and anything else available across all Dunder platforms. Simply find the Dunder Casino deal on this page that appeals to you and then click on it to claim it. Make sure to check out our in-depth expert Dunder Casino review for all the information and data analysis you need.

Dunder Casino

Check out the latest promo code, welcome bonus, free spins, and much more from Dunder Casino. We have all current offers from Dunder Casino. We make sure to keep this page updated so that you only see free bets, promo codes, and cash bonuses that are currently available. See an offer you like? Just click on it and claim it.

Sign up at Dunder Casino today and you will receive a sweet no-deposit bonus. That’s right! Sign up right now and Dunder Casino will reward you with 20 free spins on the Book of Dead slot game. This is a great opportunity to win real money without having to risk any of your own. Any winnings that result from these Dunder Casino free spins must be wagered 25 times within 30 days to be eligible for withdrawal. Check Dunder Casino’s bonus T&Cs for more information.

100% Welcome Bonus up to C$600 + 200 Free Spins

Dunder Casino

Open a new Dunder Casino account today and you will become eligible to receive up to $600 in bonus cash plus 180 free spins. After you use your 20 free spins from the no-deposit welcome bonus, Dunder will triple your first deposit up to $50. On top of that, they will give you 20 free spins each day for the next 9 days. But there’s more. Dunder will also 50% match your second deposit up to $150 and then 25% match your third deposit up to $400. That’s a total of $600 in bonus cash if you take full advantage of this offer.

The bonus cash and any winnings from your free spins must be wagered 25 times within 30 days to become eligible for withdrawal. Free spins expire 24 hours after being issued. Check the bonus T&Cs for game weightings and full details.

100% Welcome Bonus up to C$600 + 200 Free Spins

How To Redeem Your Dunder Casino Bonus/Promotion and Claim Your Sign Up Offer

Redeeming a casino promo code or claiming your welcome bonus is simple via our site and the Dunder promotions shown here. Follow these steps and you will be playing online with your new casino or sportsbook account today:

  • Step 1

    Pick a preferred Casino Bonus or Sportsbook Promotion on this page and click the link to visit the site and claim your offer.

  • Step 2

    Once there provide your name, address, postcode, confirm your age and contact details.

  • Step 3

    Choose a username and secure password.

  • Step 4

    Pick a payment method for your first deposit.

Do note further verification will be required to fully verify your new online account. This is standard procedure with all fully licensed and regulated betting and casino sites and providing such documentation online of photographic ID, address verification and source of funds is straightforward.

You will be able to set and amend deposit limits, safety checks and responsible gambling account controls with all operators as and when it suits you.

100% Welcome Bonus up to C$600 + 200 Free Spins
19+ T&C Apply.


Yes. Dunder Casino has been operating since 2016 and it is licensed by the Malta Gaming Authority.

Dunder Casino features games from nearly three dozen top-tier software providers such as Microgaming, NetEnt, Yggdrasil, NextGen, Red Tiger Gaming, and Evolution Gaming.

Dunder Casino supports a variety of payment options including Visa, Mastercard, Paysafecard, MuchBetter, ecoPayz, Interac, iDebit, and electronic bank transfer.

You can claim your 20 spins no-deposit bonus by simply registering a new account. You can then claim the welcome bonus by selecting it when you make your first deposit. The second and third installments of bonus cash will automatically be credited to your account when you make your second and third deposits.