Free Dunkin Donuts Medium Refresher on August 3rd with Code DUNKINDI3HARDS

Dunkin Donuts is offering a medium refresher with coupon promo code DUNKINDI3HARDS

Good on June 9th, 2026

Step 1
If you are not yet a Dunkin Rewards Member, sign up here for free first

Step 2
Sign into Dunkin Rewards

Step 3
Enter promo code DUNKINDI3HARDS

Step 4
Under Offers & Rewards the offer for "Medium refresher"

Step 5
Use the Dunkin Mobile App to place an order for a medium refresher