Unlimited free burgers from Shake Shack!

Unlimited free burgers from Shake Shack!

Just download their new app, use promo code “shackappy” at checkout, and enjoy your free burger! Then log out, create another account, and do it again! Valid for any burger on the menu, valid through 2/28.

Sadly, this is iOS only. Download the app here

2 Comments

  1. Still working as of today! Takes $5.55 off the order

  2. Pingback: Unlimited Free Burgers from The Habit – The Free Food Guy