This app searches two different portals like Amazon, Ebay and lists the items from both portals in sorted order. This also has the feature of preference search where it searches the items in specified range that are stored in shared preferences.
Please review the updated document for more details.
Please put your own keys in order to make rest calls to Amazon and Ebay. If you dont put your keys App will not work. You can Just download the apk and try for demo.