Keywords: barcodes, EAN-13, UPC, codes, product, checksum, digit

Barcodes are machine-readable symbols that represent data that allows businesses worldwide to track and inventory products. There are various types of barcodes, but the most widely used are the UPC (Universal Product Code) and EAN (European Article Numbering). These standard barcodes are for the manufacturing, retail and food service industries. Programmers ensure that barcodes are error-free before they are stamped or printed on products. By checking your barcodes, you'll avoid printing errors, saving time and money. A Barcodes is simply gadget for barcodes checking.