📱 QR-Code Generator

Link, Text oder WLAN-Passwort als QR-Code – kostenlos, kein Login, direkt im Browser


Tipp: QR-Codes funktionieren am besten mit starkem Kontrast (dunkle Farbe auf hellem Hintergrund). Der Code verlässt nie deinen Browser – 100% datenschutzfreundlich.

How Is a QR Code Created?

A QR (Quick Response) code encodes text, URLs, or data as a matrix of black and white squares using the ISO/IEC 18004 standard. The generator converts your input into this matrix client-side in the browser — nothing is sent to any server. The resulting PNG can be downloaded instantly and used in print or digital formats at any size without quality loss.

What Can QR Codes Be Used For?

QR codes are used on business cards, restaurant menus, event tickets, product packaging, and estate agent boards across the UK. They bridge physical and digital — a poster scan opens a booking page; a business card scan saves a contact; a till receipt scan starts a loyalty programme. Since Apple and Android both scan QR codes natively without an app, adoption among UK consumers is now essentially universal.

Frequently Asked Questions

What resolution should I use for print?

For business cards and flyers, a minimum of 300 dpi is recommended. Download the PNG at the largest available size and let your design software scale it — QR codes are vector-like in their structure and scale without becoming blurry. Always test-scan the printed version before a large print run.

How long does a QR code last?

A static QR code like this one lasts forever — it encodes data directly and has no expiry. If the URL it points to is taken down or redirected, the code will still scan but the destination will change. For campaign tracking, consider using a short URL service with analytics so you can update the destination without reprinting.

Can I create a QR code for a WiFi network?

Yes — select the WiFi option, enter your network name (SSID), password, and encryption type (WPA2 is standard on most UK home and business routers). When a guest scans the code their phone joins the network automatically without having to type the password.

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