No — static QR codes don't expire.

QR Code Generator

Generate a scannable QR code from any text or URL. Download as PNG.

Text or URL

Size: Error correction:

QR Code Generator guide

The QR Code Generator turns text, URLs, Wi-Fi details or short instructions into a scannable QR code. It is useful for posters, labels, event material, classroom handouts, invoices and quick links where typing a long address would be inconvenient.

A good QR code should be short, clear and tested. Shorter content creates a simpler code that scans more reliably, especially when printed small or viewed from a distance.

When to use it

Adding a website link to a flyer or business card.
Sharing a long URL during a presentation.
Creating a label that opens instructions or a support page.
Encoding contact details or plain text for offline use.

How to use it

Enter the URL or text you want people to scan.
Generate the QR code and check that it appears clearly.
Download the image in the format offered by the tool.
Test the code with at least one phone before printing or publishing.
Keep enough white margin around the QR code when placing it in a design.

Example

Input

https://utilitytools.eu/json

Output

A QR code that opens the JSON Formatter page when scanned.

For printed material, use a full HTTPS URL so scanners know it is a link.

Privacy

QR generation happens in your browser. The text you enter is not sent to UtilityTools.eu unless it is itself a link you later choose to open.

Limitations and accuracy notes

Very long text creates dense QR codes that can be harder to scan.
A QR code does not make a link safe; users should still trust the destination.
Print quality, size, contrast and glare affect scan reliability.

FAQ

How small can I print a QR code?

It depends on distance and printer quality. Test the exact printed size before using it publicly.

Can I put a logo in the middle?

If the tool supports styling, test carefully. Covering too much of the code can make it unreadable.

Is the QR code dynamic?

No. The code contains the exact text or URL you enter. To change the destination later, use a URL you control.