Free Sandwich with Purchase - Shack Swap

Fast Casual

$3 Lemonade or Side with Sandwich

Get a small lemonade (core or LTO) or a side — fries, cheese fries, bacon cheese fries, or onion rings — for $3 when you buy any sandwich or burger, Monday through Thursday. Add the promo item plus another food item of $1 or more and enter code WINSZN at checkout. Redeem in the Shake Shack app, on shakeshack.com, or at an in-Shack kiosk.

9 days left

Fast Casual

$3 Custard Cup or Cone (CUSTARDTIME)

Grab a $3 custard cup or cone at Shake Shack with promo code CUSTARDTIME. In-app only.

Fast Casual

$2 Sodas, $4 Fries, $6 Shakes in the App

In-app value menu: $2 fountain sodas, $4 crinkle-cut fries, and $6 hand-spun shakes.

Fast Casual

Free Chicken Shack Sunday

Score a free Chicken Shack Sandwich or Chicken Shack Lettuce Wrap with a $10+ purchase every Sunday using promo code CHICKENSUNDAY.

Nothing Bundt Cakes

Bakery

Free Bundtlet on Bring the Joy Day

Nothing Bundt Cakes celebrates its first-ever National Bring the Joy Day on September 15 with a free Bundtlet. The first 300 guests at each participating bakery get a free Bundtlet, while supplies last.

Starts Sep 15

Free Sandwich for First Responders on 9/11

Mission BBQ

Casual Dining

Free Sandwich for First Responders on 9/11

Free BBQ sandwich all day on Patriot Day (September 11) for all active Fire, Police, and First Responders. Valid at participating MISSION BBQ locations. Valid ID required.

Starts Sep 11

Dunkin'

Cafe & Coffee Shop

Free Pumpkin Spice Latte on 9/8

Get a free Pumpkin Spice Signature Latte (hot or iced) with any qualifying purchase from 2-6 PM local time at participating Dunkin' locations on Tuesday, September 8, 2026 only.

Starts Sep 8

HTeaO

Cafe & Coffee Shop

2 Gallons of Tea for $12 — Labor Day

Mix and match any two gallons of HTeaO tea for $12 all Labor Day weekend. Available in-store and through the HTeaO app.

Port of Subs

Fast Food

Free Delivery for Labor Day Weekend

Get free delivery on qualifying mealtime orders all Labor Day weekend. Order through the Port of Subs app or online.

Firehouse Subs

Fast Food

Buy Any Sub, Get Second for $1 (Sep 4–7)

Buy any sub and get a second sub of equal or lesser value for just $1. Valid Sept 4–7 only.

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Fast Casual

Free Sandwich with Purchase - Shack Swap

Active Dates

Aug 13 – Sep 1, 2026

Remaining

15h left

Visit

Terms & Conditions

Must be logged into Shack app to order qualifying sandwich by 9/1. Free sandwich redeems on next visit with $10+ minimum purchase.

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$3 Lemonade or Side with Sandwich

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$3 Custard Cup or Cone (CUSTARDTIME)

Grab a $3 custard cup or cone at Shake Shack with promo code CUSTARDTIME. In-app only.

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$2 Sodas, $4 Fries, $6 Shakes in the App

In-app value menu: $2 fountain sodas, $4 crinkle-cut fries, and $6 hand-spun shakes.

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Free Chicken Shack Sunday

Score a free Chicken Shack Sandwich or Chicken Shack Lettuce Wrap with a $10+ purchase every Sunday using promo code CHICKENSUNDAY.

Nothing Bundt Cakes

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Free Bundtlet on Bring the Joy Day

Starts Sep 15

Mission BBQ

Casual Dining

Free Sandwich for First Responders on 9/11

Free BBQ sandwich all day on Patriot Day (September 11) for all active Fire, Police, and First Responders. Valid at participating MISSION BBQ locations. Valid ID required.

Starts Sep 11

Dunkin'

Cafe & Coffee Shop

Free Pumpkin Spice Latte on 9/8

Get a free Pumpkin Spice Signature Latte (hot or iced) with any qualifying purchase from 2-6 PM local time at participating Dunkin' locations on Tuesday, September 8, 2026 only.

Starts Sep 8

HTeaO

Cafe & Coffee Shop

2 Gallons of Tea for $12 — Labor Day

Mix and match any two gallons of HTeaO tea for $12 all Labor Day weekend. Available in-store and through the HTeaO app.

Port of Subs

Fast Food

Free Delivery for Labor Day Weekend

Get free delivery on qualifying mealtime orders all Labor Day weekend. Order through the Port of Subs app or online.

Firehouse Subs

Fast Food

Buy Any Sub, Get Second for $1 (Sep 4–7)

Buy any sub and get a second sub of equal or lesser value for just $1. Valid Sept 4–7 only.