THE UNIQODE BLOG

Do QR Codes expire once printed? Static codes are permanent. Dynamic codes expire when plans lapse or scan limits hit. Learn how to prevent qr code expiry and create qr codes that last.

Do you have a QR Code image but are confused about how to scan it? Find out how you can do this on iPhones and Android in this article.

Uniqode’s QR Code generator allows you to easily create, customize, and download QR Codes in various formats such as JPG, PNG, EPS, and SVG. In five simple steps, you can select the QR Code type, add a link or file, customize it with logo and colors, and download it in your preferred format.

Learn how to easily create QR codes for various file types on your iPhone using Uniqode’s dynamic QR Code generator. Overcoming limitations of Apple’s Shortcuts app, Uniqode offers extensive customization, editability, and scan tracking for a seamless experience.

What is a dynamic QR Code? How does it work? How to create, track, and manage it? Find all these answers and more below.

Learn how to generate QR Codes in Excel using the IMAGE function, VBA, add-ins, and bulk upload methods. Includes formulas, use cases, and troubleshooting tips.

Determining the idel size is crucial for your marketing campaigns. Learn more about the relation between QR Code size and scannability, resolutio requirements for QR Codes, etc. Discover multiple use cases of different QR Code sizes.

Learn how to create a free, static QR Code on Google Chrome. But if you want to use QR Codes extensively, run campaigns and track performance- leverage Uniqode’s QR Code solution.

Looking for an alternative to QR Codes? Here’s our take on the available alternatives, their features, and how to choose what works best for your use case.

Compare the 11 best QR code scanner apps of 2026 for Android and iOS. Find free and secure QR code reader apps with fast scanning, top ratings, and advanced features.

Learn how to change your QR Code's destination after creation, even after printing using Uniqode's dynamic QR Code generator-no need to reprint or regenerate.

Scan QR codes on iPhone using the Camera app, Control Center, or from a screenshot and camera roll. Works on iPhone 6 through iPhone 16. Step-by-step instructions + troubleshooting fixes. Includes troubleshooting and safety tips.