Practical guides on QR codes — sizing, troubleshooting, design, marketing, and use cases. Written by someone who builds QR generators for a living.
Everything you need to know about creating QR codes in 2026: choosing the right type, sizing, error correction, branding with logos, and avoiding the common pitfalls that make QR codes unscannable.
Low contrast, too small, damaged corners, broken redirects… we go through every reason a QR code fails to scan and how to fix each one.
The 1:10 rule, real-world examples for restaurant menus, posters, business cards, and stickers — and what print resolution to use.
Static codes are free, fast, and permanent. Dynamic codes can be edited but cost money and depend on a server. Here's a practical comparison.
Where to place the logo, how big it can be, why error correction matters, and a step-by-step using our generator.
Generate, frame, print, and place WiFi QR cards your guests will actually use. Plus security considerations for shared networks.