Subway is celebrating their 55th Anniversary by offering a FREE Cookie at select Subway locations through September 4, 2020. Order online, through the app or show the coupon at the register. No purchase required! Click here then log in or create a Subway Myway Rewards account. Check under the Just For You section online for your coupon or look under the Deals section in the app to find a participating location near you. If you order through the Subway app, the coupon will automatically apply at checkout once you've added one cookie to your cart.