Unlimited. In fact, link all of your cards so you don’t have to remember which one to use for a Dosh purchase. Dosh app links to any debit or credit card that’s a Visa, MasterCard, or American Express.
Once you link your card(s), please allow a day or two to ensure your card(s) have been registered with the Dosh. Otherwise, this may result in a no cash back instance for that offer.