Overview
- The giveaway covers one free hot or iced coffee of any size for Dunkin' Rewards members, limited to one per account.
- Enter the code PRODUNKTIVITY in the Offers section of the Dunkin' app on Dec. 29 to claim while the 1 million allotment lasts.
- After claiming, the reward remains valid for a few days so members can redeem it later at participating locations.
- Signing up for Dunkin' Rewards is free in the app, though usual promotional terms and store-level availability may apply.
- Dunkin' signaled more offers this week on social media, including a merch sweepstakes on Wednesday, Dec. 31, and a free classic doughnut with beverage purchase on Friday, Jan. 2.