Dunkin’ free coffee is back on Thursday, September 24, and the chain is putting 1 million cups up for grabs. The promo code will be posted on Dunkin’ Donuts’ social media accounts at midday, then entered in the app.
Customers can claim the offer in the “Offers & Rewards” section of the Dunkin’ Donuts app, but only the first 1 million who do so will get it. The giveaway runs through Sunday, September 27, so the clock starts as soon as the code appears.
@snackolator on Dunkin’ app timing
@snackolator said the pace can be unforgiving: “Make sure you have the Dunkin’ app and an account set up early to grab it quickly – they tend to last a good 30-45 minutes, but the app runs slow, so if you don’t sign up ahead of time, it can be tough to do it when it goes live!” That is the practical hurdle for anyone waiting on the code instead of preparing ahead.
The offer is free, but only for the first 1 million customers who claim it. That puts the real limit on the deal in the app itself, not on the calendar, and it explains why a midday post can turn into a short window for anyone hoping to drink coffee on Dunkin’ Donuts’ dime.
Jill Nelson and Dunkin’ Donuts
Jill Nelson, the chain’s chief marketing officer, tied the promotion to the company’s latest brand push, saying, “We love collaborations that feel authentic to the way people actually live,” and, “From morning coffee runs to weekends outside, Dunkin’ and L.L.Bean have been part of many of the same routines and traditions for decades. Bringing them together just felt right.”
That collaboration, released earlier this week with L.L.Bean, included a limited-edition line of autumn merch, and one Dunkin’ outpost in midtown Manhattan had already run through a free coffee-sized sleeve by 6:30 in the morning. Dunkin’ Rewards members also have a separate free medium hot or iced coffee with any purchase through the app on Tuesday, September 29, giving loyal customers a second date to watch.
The useful move is simple: have the app ready before midday Thursday, watch for the promo code on social media, and move quickly once it appears. The giveaway lasts through Sunday, September 27, but the first 1 million claims decide who actually gets the coffee.







