CLZ Books funktioniert nicht

Automatically download cover images and full book details, like author, title, publisher, publication date, plot, genres, subjects, etc..  You can cancel your subscription anytime. * The payment will be charged to your iTunes Account when you confirm the purchase. * The subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. * Your account will be charged for renewal within 24-hours prior to the end of the current period.  Total books and authors, most recent additions, charts by author, publisher, publication year, read it status, subject, genre and format.  Automatic book details and cover images, just scan ISBN barcodes with your camera!  View and share your book collection online, using the CLZ Cloud viewer website. 4.  Group your books into folders by author, publisher, genre, subject, location, etc...  Edit book entries one by one or use Edit Multiple for batch editing many books in one go! 1.  Sync data to/from our Book Connect web-based software (separate subscription).  Sort by author, title, publication date, date added etc..  Like purchase date / price / store, location, rating, notes, etc..  Sync your book library between devices (e. g. your phones and tablets). 3.  The free trial automatically continues into the subscription of your choice.  Share your app subscription to other mobile devices, without paying again. 2.  Always have an online cloud-backup of your book organizer database. 5.  Browse your collection as a list or as a "cover wall" with resizable cover thumbnails!  Easily catalog your book collection.