Use your iPhone or iPad and let your Passbook passes show up on devices near you.
This app uses the new iBeacon feature in iOS 7 to broadcast your presence using Bluetooth LE. Passbook passes that uses this new iBeacon feature will show up on the lock screen of a device that is inside your region. With this app you can manage multiple such regions (proximity UUIDs), you can either use your own region or use predefined regions of Passbook service providers
This app is only compatible with devices that support Bluetooth LE