The Union Public Library has a mobile app, UPL-NJ , that lets patrons check out library materials using their phones or tablets. The UPL-NJ Mobile App allows Union Public Library cardholders to scan an item’s barcode with their phone and instantly check it out to their library account. With the app you can also search the catalog, reserve items, and manage your Union Public Library account. Try it today! UPL-NJ Mobile App is available for download for both iOS and Android devices.