A Reddit thread has sparked debate among Dunkin iced coffee fans, with some claiming a noticeable change in the brews flavor or intensity. While the evidence remains anecdotal, the controversy continues to grow as

Kickstart your day with a free coffee at Dunkin’ for National Coffee Day on Sunday. Guests can enjoy a free medium hot or iced coffee by purchasing in the Dunkin’ app. The limit is one free item per member.

Happy National Coffee day to all of those who need a caffeine kick in the mornings. If you’re still searching for your fix on Sunday morning, look no further than Dunkin’. The popular coffee and donut chain is giving out free coffee to its reward members in celebration of National Coffee Day.

Dunkin' is going all out for Halloween with costumes, coffee, menu items, decorations and a bucket you can use for trick-or-treating. Have a look.

Monday, the famed donut and coffee chain announced a special Halloween menu, featuring not only themed drinks and food, but Halloween costumes, decorations and a new Halloween trick-or-treat bucket, a release said.