The use of Google Sheets can help you in executing a working QR code attendance system.

Fueled by a desire for touchless transactions, QR codes popped up everywhere in the pandemic. Businesses don’t want to give them up.

QR (quick response) codes have been around for nearly 30 years. Developed in 1994 by a Japanese engineer for the purpose of tracking components in car factories, they have evolved into a highly ...

QR codes, for the uninitiated, are essentially square-shaped pixelated barcodes that store certain data—like, say, the menu at a restaurant or a coupon at a certain store.