Here's how you can download the Shopper app free for Android devices.
1. Go to the Google Play page for the free app Shopper.
2. Tap the Install button.
Here's a description of Shopper:
"Google Shopper helps you find information on millions of products. Google Shopper recognizes products by cover art, barcode, voice and text search. You can find local and online prices, reviews, specifications, videos, and more to help you make the best purchasing decision. With one click you can save items to your shopping list and share with your friends."