Free Dynamic QR Code Generator 2026 — A/B Testing, Real-Time Analytics

A dynamic QR code is a QR whose printed pattern encodes a short redirect URL — ez-qr.com/r/abc123 — instead of your destination. The pattern never changes, but you repoint where it sends people from your dashboard, and every scan is logged on the way through. That is the whole difference from a static code: an editable destination, plus scan tracking.

You need one the moment a printed code outlives its destination. A menu URL that changes every season. A campaign page that gets redesigned. A product label that ships before the page is final. Reprinting 5,000 labels because a URL moved is the cost a dynamic code removes.

The part nobody prints on the box: most dynamic codes stop resolving the day you cancel. On EZQR they keep working — you start with 3 free, then pay $5/month on Lite for 25.

A dynamic QR encodes one short URL on EZQR's servers — ez-qr.com/r/abc123 — and nothing else. When a phone scans it, the camera opens that short URL, EZQR looks up where you have pointed it, logs the scan, and forwards the phone to your real destination with an HTTP redirect. The whole hop takes milliseconds, and the scanner never notices.

That indirection is the entire trick. The printed pattern only ever holds the short URL, so the pattern never has to change. You change the destination in the dashboard; the next scan resolves to the new place. A static code does the opposite: it encodes your destination straight into the pattern, so the only way to change it is to generate a new code and reprint.

Two consequences follow. A dynamic code can be edited forever without touching the print run. Because every scan passes through the redirect, the redirect can count it — which is why tracking and editability always arrive together. You cannot get scan analytics from a static code, because nothing sits between the phone and your destination to do the counting.

Use a static code when the destination is permanent and you do not need numbers. Use a dynamic code when the destination might change or the scans need to be attributed. The line-by-line difference:

A dynamic QR code costs nothing to start and $5/month past the free tier on EZQR. Whether QR codes cost money depends entirely on the type: static codes are free everywhere worth using, and the only thing you pay for is the dynamic redirect and the tracking behind it.

The number that surprises people is what the well-known names charge for the same editable, trackable code. Below is the monthly cost of an entry dynamic plan, captured June 2026 from each vendor's public pricing.

Here is exactly what each scan records, and which plan unlocks which depth — stated plainly, because "real-time analytics" means different things at different prices.

Every dynamic code logs the scan event: a timestamp, the device type and browser, an approximate location from the scanner's IP, and the referrer. EZQR never collects a scanner's identity. The data is aggregate, and location is city-level at best, never an address. What changes by plan is depth and retention, not the act of tracking.

Past the basics, a dynamic code can make routing decisions at scan time. These are Pro and Max features; the free and Lite tiers keep it simple with one destination per code.

• A/B testing splits scans across destination variants so you can measure which page converts. Pro runs 2 variants; Max is unlimited.
• Geo-targeting sends scanners to different URLs by country or region — one printed code, a localized page per market. Pro covers 5 rules; Max is unlimited.
• Device and smart rules route by what the scanner is holding: the App Store on iOS, Google Play on Android, a fallback page otherwise. Pro covers 5 rules; Max is unlimited.
• Password protection puts a passcode gate in front of the destination, so a printed code only opens for the people you gave the code to. Pro and Max.
• Expiry scheduling sets a date after which the code stops resolving, useful for time-boxed offers and event links you do not want scanned in 2028. Pro and Max.

None of these touch the printed pattern. You configure them in the dashboard, and the redirect applies them on the next scan. The decision lives on the server, not in the ink.

A dynamic code is not always the right answer, and pretending otherwise is how vendors sell plans nobody needs. Reach for a static code — free and permanent — in these cases.

The destination never changes. A vCard with your contact details, a Wi-Fi login for a guest network, a link to a page that will live at the same URL for years. There is nothing to repoint and nothing worth tracking, so the subscription buys you nothing.

The code must work with zero dependencies. A static code resolves even if EZQR, or any generator, disappears tomorrow, because the destination is in the pattern. A dynamic code needs its redirect to keep resolving, which is exactly why the cancellation policy matters: confirm the codes survive before you print at scale. Ours do. QR Tiger pauses on lapse; Flowcode and Beaconstac deactivate. The full vendor list is in our permanent QR code guide.

One honest limit: a dynamic redirect adds one network hop. It is milliseconds and no scanner notices, but on a flaky connection a static code that opens the destination directly is marginally faster. For most printed campaigns the trade is worth it; for a single permanent link, keep the static code.