Features
- Multiple Content Types: URLs, text, contact info, WiFi networks
- Customizable Size: Choose from 128x128 to 512x512 pixels
- Error Correction: Multiple error correction levels for reliability
- Instant Generation: Real-time QR code creation
- Download Options: Save QR codes as PNG images
- High Quality: Crisp, scannable QR codes
How to Use
- Enter your text or URL in the input field
- Select your preferred size (128x128 to 512x512)
- Choose error correction level (Low to High)
- Click "Generate QR Code" to create your QR code
- Click "Download QR Code" to save the image
QR Code Content Types
Our QR code generator supports various content types:
Website URLs
Generate QR codes that link directly to websites. Perfect for:
- Business websites
- Product pages
- Landing pages
- Social media profiles
Plain Text
Create QR codes containing any text message. Useful for:
- Contact information
- Addresses
- Instructions
- Promotional messages
Contact Information (vCard)
Generate QR codes with contact details for:
- Business cards
- Contact sharing
- Event registration
WiFi Network
Create QR codes that automatically connect to WiFi networks.
QR Code Size Guide
Choose the right size for your QR code:
- 128x128: Small, good for digital use and close scanning
- 256x256: Standard size, perfect for most applications
- 512x512: Large size, ideal for printing and distant scanning
Error Correction Levels
Error correction helps QR codes remain scannable even if partially damaged:
- Low (7%): Minimal error correction, smaller QR codes
- Medium (15%): Standard error correction, recommended for most uses
- Quartile (25%): High error correction, good for printing
- High (30%): Maximum error correction, best for challenging environments
Best Practices for QR Codes
Follow these guidelines for optimal QR code performance:
- Size: Ensure QR codes are at least 1 inch (2.5 cm) in size
- Contrast: Use high contrast colors (black on white)
- Placement: Position QR codes in easily accessible locations
- Testing: Always test QR codes before widespread use
- Content: Keep URLs short and content relevant
QR Code Use Cases
QR codes are versatile and can be used for:
Business Applications
- Business cards with contact information
- Product packaging with product details
- Restaurant menus with online ordering
- Real estate listings with property information
Marketing and Advertising
- Print advertisements linking to landing pages
- Event flyers with registration links
- Brochures with additional information
- Social media campaigns
Personal Use
- Sharing WiFi passwords
- Contact information sharing
- Personal website links
- Social media profile sharing
Technical Specifications
Our QR code generator creates QR codes that comply with:
- ISO/IEC 18004:2015 standard
- QR Code Model 2 specification
- Multiple error correction levels
- High-quality PNG output
- Cross-platform compatibility
QR Code History
QR codes were invented in 1994 by Denso Wave, a subsidiary of Toyota, for tracking automotive parts during manufacturing. The name "QR" stands for "Quick Response" as they were designed to be decoded quickly.
Note: This tool generates QR codes entirely in your browser for privacy and security. No data is sent to our servers.