QR code guides

Short, practical answers to the questions people ask most about making, printing and safely scanning QR codes.

• How to make a QR codeThe five steps from an idea to a code you can print, and the mistakes to avoid.
• Static vs dynamic QR codesHow each kind works, what can go wrong, and how to choose between them.
• What size should a QR code be?Minimum print sizes, a chart by scanning distance, and when to go bigger.
• How to print QR codes that scanA checklist for files, colours, logos, paper finish and placement.
• QR code scams: how to spot themWarning signs on meters, parcels and emails, and what to do after a bad scan.

Free tools

• QR code generatorLinks, WiFi, WhatsApp, payments, contacts and more.
• Bulk QR code generatorUp to 500 codes from a list or CSV, in one ZIP.
• QR code scannerScan with your camera or from an image, with safety checks.
• Barcode generatorEAN-13, UPC-A, Code 128 and more, with check digits.
• Address QRA hosted page with a map pin, full address and phone.