"Score Free McDonald's Fries on National French Fry Day - Here's How!"
McDonald's is celebrating National French Fry Day on July 13 by giving away free fries of any size through their app. No purchase is necessary, and the offer is only available for one day and can be used once per person. Additionally, McDonald's offers a free medium fry with any $1 minimum purchase every Friday through their app. Other fast-food chains like Burger King, Jack in the Box, and Wendy's are also expected to participate in the national food holiday.