Read and generate QR codes for products, URLs, vCards, phone numbers, calendar events, and more with this fun and useful app.

The advantages of QR codes are first reflected in their storage capacity. Compared to traditional one-dimensional barcodes, ...

The mural, located at 25 W. Grand Ave. in Chicago's River North neighborhood, drew dozens of onlookers and Taylor Swift fans hoping to decode the puzzle.

The mural, located at 25 W. Grand Ave. in Chicago's River North neighborhood, drew dozens of onlookers and Taylor Swift fans hoping to decode the puzzle.

The mural, located at 25 W. Grand Ave. in Chicago's River North neighborhood, drew dozens of onlookers and Taylor Swift fans hoping to decode the puzzle.

The mural, located at 25 W. Grand Ave. in Chicago's River North neighborhood, drew dozens of onlookers and Taylor Swift fans hoping to decode the puzzle.

A mysterious Taylor Swift mural with a QR code has popped up in Chicago. What does it mean? The mural, located at 25 W. Grand Ave. in Chicago's River North neighborhood, drew dozens of onlookers ...

The mural, located at 25 W. Grand Ave. in Chicago's River North neighborhood, drew dozens of onlookers and Taylor Swift fans hoping to decode the puzzle.