The download button opens the iTunes App Store, where you
may continue the download process. You must have iTunes installed with an
active iTunes account in order to download and install the software. This
download may not be available in some countries.
From HTech Corp:
AUDRA Mobile Pubishing app allows you to publish and read your ePub eBooks on your mobile devices. It is the app version of AUDRAs authoring tool for eBooks, eMagazines, Audio Drama, photobooks and other digital books in epub format. Its features include allowing the user to add animations, background music and vocals / audio recordings to their eBooks.Audra Mobile Publishing App is free and has the following:- EPUB3 format support.- Turn pages with a swipe.- Easy navigation inside the book.- Pinch or 2-finger double-tap to zoom.- Search for text inside books.- Adjust font-size with a tap.- Login with existing Audra account.- Sync books from the online shelf.- Online back-up of eBooks.