Büchereien Wien is an Android app that enables users to have easy access to the catalog and member account of the Vienna Libraries on the go. The app was developed by rami.io on behalf of the library and distributed by subkom GmbH. It is free to download and use.

The app has several features that make it easy for users to search for books in the library catalog, create a watch list for books, search for books by ISBN using a barcode scanner, and display borrowed media. Users can pre-order books, directly pre-order and borrow online media such as e-books and audiobooks, and extend borrowed books. The app also provides notifications of media that must be submitted and displays information about the library, such as opening times. In addition, users can search for new releases.

Overall, Büchereien Wien is a useful app for anyone who wants to access the library catalog and member account on the go. It is easy to use and provides a range of features that make searching for and borrowing books and other media a breeze. If you encounter any technical problems, you can contact for assistance.