Shake Shack free ShackBurger with $10 purchase

Price: Free ShackBurger with $10 minimum purchase. When: Oct 19–31, 2026; promo code SCARYGOOD. Where: Participating Shake Shack locations.

Shake Shack · Offer

From Oct 19 to 31, 2026, Shake Shack offers a free ShackBurger with a $10 minimum purchase at participating locations via kiosk, app, or shakeshack.com using promo code SCARYGOOD (all caps). Limit one per order; excludes paid add-ons.