Guides on dynamic QR codes, QR phishing, A/B testing, analytics, and QR pricing.https://redireo.com/https://redireo.com/blog/annual-vs-monthly-qr-code-pricing/https://redireo.com/blog/annual-vs-monthly-qr-code-pricing/Annual billing on redireo's scan-based plans saves 40% — Pro is $23.40/mo billed annually versus $39 monthly. Here is how scan-based pricing works and when annual is worth committing to.Thu, 09 Jul 2026 00:00:00 GMThttps://redireo.com/blog/do-you-need-gs1-certification/https://redireo.com/blog/do-you-need-gs1-certification/Short answer: no. GS1-conformant-resolver conformance is voluntary and self-signalled. The one hard requirement is a GTIN you are licensed to use. Here is what is actually gated, and by whom.Thu, 09 Jul 2026 00:00:00 GMThttps://redireo.com/blog/editable-vcard-and-wifi-qr-codes/https://redireo.com/blog/editable-vcard-and-wifi-qr-codes/A static vCard or WiFi QR code bakes the payload into the printed dots, so a wrong number or new password means a reprint. A dynamic one hosts the content and stays editable.Thu, 09 Jul 2026 00:00:00 GMThttps://redireo.com/blog/gs1-digital-link-vs-plain-qr/https://redireo.com/blog/gs1-digital-link-vs-plain-qr/A plain dynamic QR points one code at one destination you can edit. A GS1 Digital Link is built from your GTIN and resolves to many destinations by purpose. Here is how to choose.Thu, 09 Jul 2026 00:00:00 GMThttps://redireo.com/blog/gs1-sunrise-2027-explained/https://redireo.com/blog/gs1-sunrise-2027-explained/Sunrise 2027 is GS1's push to get retail checkouts reading 2D barcodes. Here is what it is, what it is not, and what it changes for the QR code on a product.Thu, 09 Jul 2026 00:00:00 GMThttps://redireo.com/blog/how-to-password-protect-a-qr-code/https://redireo.com/blog/how-to-password-protect-a-qr-code/You password-protect a QR code by putting a password prompt in front of its destination, so a scan reaches a gate instead of the page. Here is how it works and what it does not do.Thu, 09 Jul 2026 00:00:00 GMThttps://redireo.com/blog/how-to-put-a-gtin-in-a-qr-code/https://redireo.com/blog/how-to-put-a-gtin-in-a-qr-code/Turning a GTIN into a scannable GS1 Digital Link QR code is straightforward once you have the GTIN. Here are the steps, the URL structure, and the things to get right.Thu, 09 Jul 2026 00:00:00 GMThttps://redireo.com/blog/qr-code-webhooks-and-api-keys/https://redireo.com/blog/qr-code-webhooks-and-api-keys/You automate dynamic QR codes with machine-to-machine API keys and HMAC-signed webhooks. Here is how keyed auth, signed events, and bulk create work on redireo — and what is not built yet.Thu, 09 Jul 2026 00:00:00 GMThttps://redireo.com/blog/resolver-on-your-own-domain/https://redireo.com/blog/resolver-on-your-own-domain/GS1's guidance is that a Digital Link resolver runs on the brand's own domain. Here is why that matters — for control, for trust, and for avoiding vendor lock-in.Thu, 09 Jul 2026 00:00:00 GMThttps://redireo.com/blog/what-is-gs1-digital-link/https://redireo.com/blog/what-is-gs1-digital-link/A GS1 Digital Link is a web address built from a product's GTIN that can resolve to different information by purpose. Here is how it works and what you need to use one.Thu, 09 Jul 2026 00:00:00 GMThttps://redireo.com/blog/eu-digital-product-passport-qr/https://redireo.com/blog/eu-digital-product-passport-qr/From 18 February 2027, in-scope EV and industrial batteries sold in the EU must carry a QR code linking to a battery passport. Here is who it affects and how.Wed, 08 Jul 2026 00:00:00 GMThttps://redireo.com/blog/qr-code-sticker-swap-scam/https://redireo.com/blog/qr-code-sticker-swap-scam/The sticker-swap scam pastes a fake QR code over a real one. It is a physical attack — no redirect or anti-quishing feature can stop the paper. Here is the truth.Mon, 06 Jul 2026 00:00:00 GMThttps://redireo.com/blog/scan-based-vs-unlimited-scans/https://redireo.com/blog/scan-based-vs-unlimited-scans/'Unlimited scans' does not mean unlimited use — it usually caps the number of codes instead. Scan-based pricing meters scans but is predictable. Here is the trade.Sat, 04 Jul 2026 00:00:00 GMThttps://redireo.com/blog/dynamic-qr-code-pricing-explained/https://redireo.com/blog/dynamic-qr-code-pricing-explained/A dynamic QR code costs nothing to print but is billed monthly for the redirect, priced either per scan or per number of codes. Here is what each model means.Thu, 02 Jul 2026 00:00:00 GMThttps://redireo.com/blog/qr-code-analytics-retention/https://redireo.com/blog/qr-code-analytics-retention/Many QR platforms delete scan history after 30 days on lower tiers, so year-over-year comparison is impossible. Here is why it happens and how to keep the data.Tue, 30 Jun 2026 00:00:00 GMThttps://redireo.com/blog/how-to-ab-test-a-qr-code/https://redireo.com/blog/how-to-ab-test-a-qr-code/You A/B test a QR code by splitting scans of one printed code across two destinations, then comparing conversions. The printed image never changes. Here is how.Sat, 27 Jun 2026 00:00:00 GMThttps://redireo.com/blog/what-is-quishing/https://redireo.com/blog/what-is-quishing/Quishing is phishing delivered through a QR code. The square hides the URL, so the usual 'check the link before you click' advice stops working. Here is how.Thu, 25 Jun 2026 00:00:00 GMThttps://redireo.com/blog/what-is-a-dynamic-qr-code/https://redireo.com/blog/what-is-a-dynamic-qr-code/A dynamic QR code encodes a short link you can re-point anytime, while a static one bakes the destination into the printed dots. Here is the real difference.Tue, 23 Jun 2026 00:00:00 GMT