Dunkin Donuts offers Dunkin’ Rewards Members a free medium iced coffee. Joining Dunkin Rewards is free. And you can get a birthday gift for free if you join Dunkin Rewards.

How to redeem the free coffee?

1. Open the dunkin app – doesn’t seem to work on the web version;
2. Find the promo code box at the bottom of the Dunkin Rewards page;
3. Enter promo code WALLOWSXDUNKIN;
4. Refresh rewards page;
5. Click “”Offers and Deals”” to find the “Wallows X Dunkin’: Get Free Medium Iced Coffee” offer;
6. Use the offer to place an order for medium iced coffee with the Dunkin’ mobile app;
7. Rewards expire 7 days after offer activation

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