📱 QR Code Generator Guide

How to Generate QR Code

Step 1: Select data type (Text, URL, Email, or Phone)
Step 2: Enter your content in the input field
Step 3: Customize size and colors (optional)
Step 4: Click "Generate QR Code"
Step 5: Download as PNG or JPG

QR Code Data Types

Text: Plain text, messages, any content
URL: Website links, landing pages
Email: Email addresses for quick contact
Phone: Phone numbers for direct calling

Key Features

Instant Generation: QR codes created in real-time
Custom Colors: Change foreground and background colors
Adjustable Size: Choose from 128px to 512px
Download Options: PNG or JPG format
High Quality: Sharp, scannable QR codes
No Limits: Generate unlimited QR codes
100% Free: No registration required
Secure: All processing happens in browser

Common Use Cases

Business Cards: Add QR code with contact info
Website Links: Quick access to websites
Marketing: Promotional materials and campaigns
Product Packaging: Product information and links
Event Tickets: Event information and registration
Restaurant Menus: Digital menu access
WiFi Sharing: Share WiFi credentials
Social Media: Link to social profiles

QR Code Best Practices

Keep it Simple: Shorter content creates simpler QR codes
Test Scanning: Always test QR code before printing
Sufficient Size: Minimum 2x2 cm for printing
High Contrast: Dark on light background works best
Clear Space: Leave white space around QR code
Quality Print: Use high resolution for printing

Customization Tips

Size: Larger QR codes are easier to scan
Colors: High contrast improves scannability
Background: Light backgrounds work best
Foreground: Dark colors for QR pattern
Testing: Test on multiple devices

Download Formats

PNG: Transparent background, best for digital use
JPG: Smaller file size, good for printing
Quality: High resolution for both formats

Privacy & Security

Your privacy is guaranteed. All QR code generation happens directly in your browser using JavaScript. The data you enter never leaves your device and is not sent to any server. QR codes are generated client-side, ensuring complete privacy and security.

How QR Codes Work

QR (Quick Response) codes are two-dimensional barcodes that can store various types of data. When scanned with a smartphone camera or QR code reader app, the encoded information is instantly decoded and displayed or acted upon (like opening a URL).

Scanning QR Codes

iPhone: Open Camera app, point at QR code
Android: Open Camera or Google Lens
Apps: Many apps support QR code scanning
Distance: Hold phone 6-12 inches away
Lighting: Good lighting improves scanning

QR Code Types

Static QR: Content cannot be changed after creation
Version 1-40: Different sizes for data capacity
Error Correction: Can be read even if partially damaged

Browser Compatibility

Chrome: Fully supported (recommended)
Firefox: Fully supported
Safari: Fully supported (macOS & iOS)
Edge: Fully supported
Opera: Fully supported

Troubleshooting

QR not generating: Check if input field is not empty
Cannot scan: Increase size or improve contrast
Blurry QR: Use larger size for printing
Download fails: Check browser download permissions