Is my data uploaded to a server?

No. QR generation runs locally in your browser. If you use share links, the content may be stored in the URL query.

What error correction level should I use?

Higher levels (Q/H) are more resilient but may reduce capacity. Use M for typical URLs, H for printed codes or damaged surfaces.

Yes. You can download as PNG from the page.

Generate QR codes for URL/Text, Wi-Fi, and vCard. Download PNG. Runs locally in your browser.

Privacy: QR is generated locally. If you enable “Share content”, your content may be stored in the URL.

QR type

Error correction

URL / Text

Size (px)

Margin

Share content in URL (not recommended for sensitive data)