Free QR Code & GS1 DataMatrix Generator — No Registration, No Expiration API-like

Create, download and print high-quality QR Codes and GS1 DataMatrix. Works offline once loaded.

Your URL:

Size (px)

Error Correction

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Bonus: UTM Builder

Build marketing URLs with UTM parameters and turn them into QR with one click.

utm_source

utm_medium

utm_campaign

utm_term

utm_content

We append params preserving existing query.

Do QR codes expire?

No. Static QR codes generated on QRFree.cloud work forever.

Do I need to register?

No. It’s free forever, with no account required.

Alternatives?

Yes: QR Code Monkey, Canva, ME-QR, Google’s generator.

Can I generate GS1 DataMatrix?

Yes, including variable AIs using <GS> placeholders.

Difference between QR and Data Matrix?

Both are 2D barcodes; QR is common for mobile/marketing; Data Matrix is used in industry/pharma.

How do I add FNC1?

For variable AIs (e.g., (10)), place <GS>; we convert to ASCII 29.

Static vs dynamic QR?

Static never changes; dynamic redirects (usually paid).

Print size?

≥ 25 mm; use PNG 300dpi or SVG for vectors.

Do colored QRs work?

Yes, with sufficient contrast and quiet zone.

Which standards apply?

ISO/IEC 18004, ISO/IEC 16022, GS1 DataMatrix.