Apple's iBeacons only work after you install the app. The beacon IDs are mapped to a specific app and other apps can't see them. You would have to have the McDo

Apple's iBeacons only work after you install the app. The beacon IDs are mapped to a specific app and other apps can't see them. You would have to have the McDonalds app installed for McDonalds to be able to ping you when you walk in the store.