A QR code (Quick Response Code) is a type of two-dimensional barcode consisting of black squares on a white background. It is used to quickly and easily capture and transmit information by being scanned by a QR code scanner or camera on a mobile device. QR codes can contain various types of data, including text, URLs, contact information, Wi-Fi access credentials, payment information, and more.
Typical functions of software in the "QR code" domain include:
QR code generation: The software enables the creation of QR codes from various types of data, such as text, URLs, contact information, etc.
Customization options: It provides options to customize the appearance and size of the QR code, as well as adding logos or colors.
QR code scanning: The software allows scanning QR codes using the camera of a mobile device or a QR code scanner.
Data extraction: It extracts the data contained within a QR code and presents it to the user, such as opening a URL or saving contact information.
Verification: It verifies the validity of a QR code and warns of potentially harmful or fraudulent content.
Export and printing: The software enables exporting QR codes in various formats and printing on various media, such as paper or labels.