QR guides

Practical QR code guides

Learn how QR codes work, how to test them, how to size them for print, and how to avoid common QR code mistakes.

What Is a QR Code?

Learn what QR codes are, how they work, what they can store, and how to create a free QR code for links, Wi-Fi, menus, and more.

Understand the difference between static and dynamic QR codes, when to use each, and what to know before printing QR codes.

Use this practical checklist to test a QR code before printing menus, flyers, posters, packaging, cards, signs, and event materials.

Learn practical QR code sizing rules for business cards, flyers, posters, menus, packaging, signs, and other printed materials.

Design QR codes that scan reliably. Learn about contrast, margin, size, error correction, placement, print testing, and calls to action.

Practical QR code ideas for small businesses, including menus, reviews, booking, payments, social media, Wi-Fi, flyers, and packaging.

Avoid common QR code mistakes before printing: poor contrast, tiny size, broken links, expired URLs, private files, and unclear calls to action.

Learn QR code safety basics for creators and scanners, including trusted links, clear labels, public destinations, and phishing awareness.

Create a free QR code for a website link in minutes. Learn how to paste a URL, customize the QR code, download it, and test it.

Create a free QR code for a restaurant menu page or PDF. Learn how to host the menu, generate the code, print it, and avoid common mistakes.