Step-by-step guides on QR code design, print sizes, tracking, security and implementation, for teams that put QR codes on real products and signs.
These guides are for people who put QR codes on real things: packaging, signs, menus, manuals and printed ads. If you're new, start with the essentials below, then read the guides on print size, tracking and security before a large print run, when mistakes are expensive to fix.
Two standards come up again and again. The QR code itself was invented by DENSO WAVE in 1994 and is defined by ISO/IEC 18004; DENSO WAVE's QR code history is a good short read on how it works. For product packaging, GS1 Digital Link is the standard that lets one QR code work at retail checkout and on a shopper's phone. Our GS1 Digital Link guide explains how to set it up.
Which QR code type fits your business, how to set one up, and what it costs.
Getting StartedComprehensive answers to 70+ frequently asked questions about QR codes.
Getting StartedComplete comparison guide to help you choose the right QR code type.
Getting StartedDebunking the 10 most common misconceptions about QR codes.
Design & PrintColors, logos, error correction, and scannability rules for print and digital.
Design & PrintMinimum sizes for business cards, billboards, packaging, and everything in between.
Design & PrintMaking QR codes inclusive for users with visual or motor impairments.
AnalyticsLearn how to track, analyze, and optimize your QR code performance.
AnalyticsOptimize your QR code tracking and measurement strategies.
SecurityProtect your codes and users from quishing, tampering, and data exposure.
SecurityHow QR phishing attacks work and how to defend your brand and users.
Compare & IntegrateCost, range, compatibility, and security compared, with when to use each.
Compare & IntegrateROI, cost breakdown, and a decision matrix for choosing the right code type.
Compare & IntegrateSend iPhone users to the App Store and Android users to Google Play from one QR code.
Compare & IntegrateHow checkout-ready 2D barcodes work, and how to build one correctly.
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