The QR code, which stands for “quick response”, is just a barcode upgraded. The QR code can store data both horizontally and vertically, in contrast to the barcode, which can only do so. A machine can interpret the information contained in a QR code, which is a black-and-white graphic pattern. When it comes to cryptocurrency, these codes are typically employed to communicate wallet addresses.
A Bitcoin address, for instance, is required in order for users to send and receive payments. However, the length and complexity of its addresses make them problematic. However, a user can send and receive cryptocurrency payments by simply scanning a QR code created from a Bitcoin address using a Bitcoin QR Generator.