Barcode Box - Records a list of barcodes when you scan them and reminds you if you've seen it before.
QuickMark - QuickMark makes everything possible.
JD Sports - JD Sports is a free shopping platform that design for those who want to buy sports products like trainers, apparel, equipment, and accessories.
QR Code Reader “Q” - Formerly QR Code Reader “Q,” now QRQR, is a smart code reader application.
ZXing - Barcode Scanner for Android
Lynkee Reader - Lynkee Reader is the best QR & Barcode Reader application on the market.