QR code generator

QR codes & barcodes

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All processing for this tool happens in your browser. Your input is not sent to a server.

About this tool

Enter text or a URL, choose the error-correction level, scale, and quiet zone, and generate a QR code.; includes CSV batch QR labels, A4 / thermal PDFs and ZIP.

Common uses

Create QR codes for posters, instructions, or presentations.
Turn short text or URLs into images that are easy to print and share.

How to use it

1.Enter text or a URL.
2.Choose the error-correction level, scale, and quiet zone.
3.Generate the code, then copy the data or download PNG / SVG.

Limits and notes

The payload is limited to about 4,000 UTF-8 bytes; longer content creates denser codes, so scan the printed result before relying on it.

Frequently asked questions

What can I encode?

You can encode non-empty text or a URL; the tool does not test whether a URL is reachable.

How should I choose error correction?

L through H provide increasing recovery capacity but also add modules. Choose based on the print conditions and available size.