By Raúl Rodríguez Cota
The fast food chain Shake Shack announced a special promotion to celebrate National Burger Month in the United States, with which customers can obtain free burgers throughout May under certain conditions.
A weekly promotion throughout the month
During the period from May 1 to May 31, 2026, the brand will offer a free personal burger each week with a minimum purchase of $10.
The offer changes depending on the week:
–From May 1 to 10: ShackBurger
–May 11 to 17: SmokeShack
–May 18-24: William Maxwell Aitken Cheeseburger
–From May 25 to 31: ShackBurger
Each burger is made with 100% Angus beef and prepared to order, according to the company.
How to get the free burger
To access the promotion, customers must place their order through:
?The Shake Shack Mobile App
?The official website
?The kiosks inside the restaurant
Additionally, you need to enter the promotional code FREEBURGER at the time of purchase.
Offer restrictions
The promotion does not apply to orders placed in the self-service service (power-thru) or on external delivery platforms.
It is only valid for orders that meet the requirements and are made within the established promotional period.
A strategy to attract customers
This type of promotion is part of the strategies of fast food chains to attract customers during key dates, offering discounts without compromising the quality of their products.
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