Free Dunkin’ Medium Refresher Drink - App Promo Code Deal

Open the Dunkin’ app, go to Offers, scroll down to Add a Promo Code, and enter DAYDREAM to unlock this deal. The promotion is valid until September 11, 2025, and can only be redeemed through the app at participating Dunkin’ locations. Once applied, you’ll get a free Medium Refresher Drink in the flavor of your choice - whether fruity strawberry dragonfruit, peach passionfruit, or another refreshing option. It’s a limited-time offer that lets you enjoy a crisp, energizing drink for free while exploring Dunkin’s popular Refresher lineup.