If you are a U.S. customer , you can purchase books without leaving the app:
: Use the "Discover" tab to find the book you want. buy audible on iphone
For non-U.S. users or those having trouble with the app, using a browser like Safari is the most reliable method: If you are a U
: Open the Audible app on your iPhone; your new book will be waiting in your Library . Important Tips How to Buy Audible Books on iPhone or iPad users or those having trouble with the app,
: On the book's detail page, choose Buy with 1 credit or Buy for $X.XX .
: Tap Confirm to complete the purchase. The book will immediately appear in your Library for download. Option 2: Buy via Mobile Browser (All Regions)
: Go to Audible.com (or your regional site like audible.co.uk) and sign in.