Here's how you can download the Amazon Mobile app free for your iPad, iPhone, iPad mini or iPod Touch.
1. Go to the Amazon Mobile app preview page in iTunes (or tap the link on your iOS device to install the app directly).
2. Click the View in iTunes button.
3. Click the Free button to download the app.
4. Sync your iPad, iPhone, iPod Touch or iPad mini with iTunes to install the app.
Here's a description and screenshot:
Browse, search, get product details, read reviews and purchase millions of products available from Amazon.com and other merchants.
Sign in with your existing Amazon account to access your cart, payment and shipping options. No need to create a new account to manage your 1-Click settings and wish lists, track your orders and use your Prime membership benefits. Shop just as you do on the web.
Compare prices and check availability instantly by scanning a barcode, snapping a picture or typing your search.
All purchases are routed through Amazon's secure servers.
Shop Amazon.co.uk, Amazon.de, Amazon.fr, Amazon.com, Amazon.it, Amazon.cn or Amazon.co.jp from a single app."