What Is a QR Code?
QR stands for Quick Response. A QR code is like a barcode, but instead of a single line it is a square grid of black and white dots. Each pattern of dots stores information — usually a website address.
When someone points their phone camera at a QR code, the phone reads the dot pattern and opens the stored link, text, or contact information automatically.
What Can You Put in a QR Code?
Pretty much anything text-based:
How to Create a QR Code in 10 Seconds
Use our free QR Code Generator:
Done. No account. No email address. No payment.
PNG or SVG — Which Should You Download?
| Format | Best For |
|---|---|
| PNG | Sharing digitally, adding to websites, social media |
| SVG | Printing on signs, business cards, packaging — scales to any size without pixelation |
If you plan to print the QR code at a large size (bigger than about 5cm × 5cm), always download SVG. PNG images become blurry when enlarged; SVG stays perfectly sharp at any size.
Do QR Codes Expire?
The QR codes created by this tool are static — they store the information directly and never expire. As long as the website or content you pointed the QR code to still exists, the code works forever.
Colour Tips
Your QR code needs enough contrast to be readable by phone cameras. A few rules:
Real-World Uses
Create your first QR code now with our QR Code Generator — it is completely free.