Invoice Integration
Add payment QR codes to invoices for instant bank transfers
Receipt QR Codes
Enable customers to verify receipts and access digital copies
Simple API Integration
Easy REST API with comprehensive documentation and examples
Generate QR Codes for Free
Fast, simple and completely free. No registration required.
Why QRGen?
Fast and Simple
Generate QR codes in seconds without registration
Customizable
Add logo, customize colors and size
High Quality
Download in PNG or SVG format
Secure
All data is processed locally
Collect Feedback
Use our app for surveys and reviews
- Instant feedback via QR codes
- Analytics and real-time reports
- Improve customer experience
Professional QR codes for your business
Automate QR code generation on your invoices, receipts, and business documents
// Generate QR code for invoice payment
const response = await fetch('https://qrgen.gtnet.hr/api/qr/generate', {
method: 'POST',
headers: {
'Authorization': 'Bearer YOUR_API_TOKEN',
'Content-Type': 'application/json'
},
body: JSON.stringify({
type: 'text',
text: 'HRVHUB30\nEUR\n1524.00\nINFO NETWORK D.O.O.\n...',
size: 512,
format: 'png'
})
});
const data = await response.json();
// Use data.qrCode in your invoice
Simple, transparent pricing
Starting from €19/month for 5,000 API calls
Professional QR codes for your business
Quality materials, fast production, affordable prices
