Once you’ve installed the app and registered your Potbelly Perks account locate the “Perks” tab for your free sandwich voucher (may take 15-20 minutes to arrive)
Limited to first-time app users. Offer valid for 1 Originals, Skinnys or Flats sandwich (up to $8 value). Your free sandwich perk will be automatically redeemed when you use the app to pay. Offer participation may vary by location.