Guides & tips
The QR Code Blog
Practical, no-fluff guides on making, printing, and managing QR codes at scale.
Aug 28, 2026
QR Code Marketing Guide: How to Put QR Codes in Ads That Get Scanned
A practical guide to using QR codes in advertising — where to place them, what to link to, design rules that keep them scannable, and how to track every campaign with UTM parameters.
Read the guideAug 27, 2026
Do QR Codes Expire? Static vs. Dynamic Codes Explained
Static QR codes do not have a built-in expiration date, but their destination, redirect service, or printed surface can fail. Learn how to check a code and choose the right type for long-term use.
Read the guideAug 27, 2026
QR Code Tracking: How It Works and the Free Static Alternative
QR code tracking usually means dynamic, trackable QR codes on a subscription platform. But you can track scans for free with static codes and UTM parameters — here's how both approaches work, and when each makes sense.
Read the guideAug 27, 2026
How to 3D Print QR Codes That Actually Scan
Learn how to turn a PNG or SVG QR code into a printable CAD model. This practical workflow covers module size, quiet zones, two-color printing, CAD extrusion, and slicer checks—without pretending a QR generator exports STL.
Read the guideAug 27, 2026
What Is a QR Code? How It Works, Its Parts, and Common Uses
Learn what a QR code is, how a phone reads its modules, what error correction does, and how to choose a practical QR code format.
Read the guideAug 27, 2026
Types of QR Codes: Content, Static vs. Dynamic, and Formats
Compare practical QR code types—from URLs and WiFi to vCards and inventory labels—and learn when static, dynamic, Micro QR, or standard QR fits.
Read the guideAug 27, 2026
Static vs. Dynamic QR Codes: Differences, Editing, and Which to Use
Static QR codes store the destination in the pattern; dynamic QR codes use a managed redirect. Compare editing, tracking, reliability, privacy, and cost before you print.
Read the guide