FREE TODAY: 1 Million Coffee Giveaway at Dunkin’ Tuesday

The offer is available for members of the Dunkin’ Rewards app. To get a free coffee, use the promo code COFFEEISFREE in the app.

There is a limit of 1 free coffee per customer. Cold brew and extra-large hot coffees are not included in the promotion.

The offer is available while supplies last. The free coffee certificate is valid for seven days after entering the promo code.