How to Use This Tool
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1
Enter Your Data
Type your text, URL, or numbers in the input field above
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2
Customize Settings
Adjust size, colors, and other options to match your needs
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3
Generate & Download
Click generate and download in PNG, SVG, or other formats
Key Features
Accurate calculations
Supports multiple formats
Instant results
GS1 compliant algorithms
Free to use
About This Tool
What is QR Code?
A QR code is a 2D matrix barcode that stores far more than a product number — URLs, text, contact details, payment data and more — and is read instantly by any smartphone camera. Its error correction keeps it scannable even if part of the code is obscured.
- Type: 2D matrix
- Capacity: Up to ~3KB
- Read by: Any smartphone camera
QR Code Size Calculator
This calculator works out the correct QR Code check digit (and how many numbers you need) instantly, so your barcodes scan first time.
Where QR Code is used
- Marketing and packaging
- Payments and menus
- Product authentication
When to use QR Code
Use a QR code to connect print and packaging to a digital destination — a website, menu, payment or campaign.