QR Code Validator
Test and validate QR codes to ensure they work correctly across all devices
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QR Code Validation
Upload a QR code image or provide a URL to validate
Validation Criteria
What we check when validating QR codes
Scan Reliability
Tests across multiple devices
Color Contrast
Ensures proper visibility
Error Correction
Validates damage resistance
Size & Resolution
Optimal dimensions check
Quiet Zone
Adequate border spacing
Best Practices
Tips for creating reliable QR codes
High Contrast
Use dark colors on light backgrounds for best results
Test Thoroughly
Always test on multiple devices before distribution
Size Matters
Minimum 1x1 inch for print, larger for distance scanning
Common Issues
Problems we frequently detect
Low color contrast
Insufficient quiet zone
Poor image quality
Distorted proportions
Low error correction