AliPrice - AliExpress Price Tracker app lets you track the price history of any item from many online retailers like AliExpress, Daraz, and Amazon, etc.
Kinoni Barcode Reader - Use your iPhone as a professional barcode scanner for your PC or Mac.
PriceGrabber - Get the lowest prices on computers, electronics, furniture, cameras, clothes and more.
Barcode to PC: Wi-Fi scanner - Turn your smartphone into a real barcode scanner
Price Tracker for Amazon - Price Tracker for Amazon is a shopping app that allows you to browse for favorite products from famous online stores know as Amazon for a better price.
ZXing - Barcode Scanner for Android