Latest Articles

What is the Right Size for Printing a QR Code? This article provides a detailed explanation of the minimum and recommended sizes for QR codes, including key points for both printed and digital environments.

QR codes are set with versions according to the data content and error correction level. In this article, we will explain in detail the basic knowledge of QR code versions, the relationship with data capacity and error correction levels, and how to check the version. At the end of the article, there is a list of versions and a guide to the number of characters that can be stored, so please be sure to check it out.

Did the inventor of the QR code, Masahiro Hara, win or was he nominated for the Nobel Prize? We explain the relationship between the developer of this world-changing technology and the prestigious award, as well as other honors he has received.

Ever seen a cute dinosaur on a QR code and wondered what it is? This article answers that question, providing a complete guide to the dinosaur's meaning and copyright. We also explain how to create a QR code with the dinosaur, as well as methods for creating one without it. Read on to understand and master the dinosaur QR code!

This article provides a beginner-friendly explanation of the QR code "error correction function," which allows codes to be read even if they are partially dirty or damaged. We cover the four levels (L, M, Q, H), the underlying mechanism, and how to apply it for QR codes with logos.

On the theme of "What is a QR Code?", this article explains the basics in an easy-to-understand way for beginners, from its origins and features to its differences from barcodes, and even recommended free online tools for creating and reading QR codes.