IT Glossary
What is a QR code?
The black-and-white square that takes a customer's phone straight to a digital address — the instant bridge between print and online.
A Japanese invention from 1994 became a universal reflex during the pandemic: today every customer knows that you point a camera at the black-and-white square and something opens. A QR code is essentially a web address packaged visually, and for a company it is the cheapest bridge there is between physical objects and the digital world. From the table to the menu, from the invoice to the payment page, from the label to the warranty certificate or the story behind the product, from a poster to a registration form, from a closed shop window to an online store that never closes. Two practices separate professional use from amateur use. The destination must be a page designed for mobile, because a heavy PDF that nobody can read on a phone cancels the entire effect. And dynamic codes, which route through an intermediate address you control, let you change the destination after printing and count the scans, which turns physical materials into measurable marketing channels for the first time.
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office@northdan.com · +40 752 070 247
Why it matters for your business
Physical surfaces become clickable
Packaging, tables, posters, company vehicles — any printed surface becomes a direct entrance to your site, menu, payment page or offer.
Offline marketing finally measurable
Dynamic codes count scans per placement, so you learn whether the trade-fair flyer or the window poster actually brings people in.
Almost zero friction
No mistyped addresses and no searching: the customer lands in three seconds on precisely the page you intended them to see.
Frequently asked questions
What is the difference between static and dynamic QR codes?
A static one contains the final address baked in — free and permanent, but unchangeable once printed. A dynamic one routes through an intermediate address you can redirect at any time and which counts scans. For anything printed in volume, dynamic is almost always the right choice.
Can QR codes be used for payments?
Yes — from a code on an invoice leading to a card payment page through to instant-payment schemes offered by banks. For a merchant, a QR code on the invoice visibly shortens the time it takes to get paid.
Why is nobody scanning our QR codes?
Usually the chain is broken rather than the code. There is no reason given — scan for the menu, the discount, the warranty — or the destination is not mobile-friendly, or the code is too small or badly placed. The rule: at least two centimetres square, good contrast, a clear prompt beside it and a fast mobile page at the end.
Let’s talk about your project
Message us on WhatsApp or send an email — you talk directly to a developer.
office@northdan.com · +40 752 070 247