QR Code Generator from URL & Text
Generate high-resolution QR Codes for URLs, Wi-Fi networks, text, emails, and vCards with custom styling.
QR Code Payload Content
Styling & Error Correction Options
300 × 300 px
2 modules
Live Rendered QR Code High Vector Precision
Payload:
https://mathexact.comECC Level: M • Resolution: 300x300px
Anatomy of a QR Code & Best Practices
| Component | Location | Function |
|---|---|---|
| Finder Patterns | 3 Corners (Top-Left, Top-Right, Bottom-Left) | Allows cameras to detect QR orientation and angle. |
| Alignment Pattern | Bottom-Right (Version >= 2) | Corrects 3D distortion on curved surfaces. |
| Timing Patterns | Horizontal & Vertical dashed lines | Establishes module coordinate grid dimensions. |
| Quiet Zone (Margin) | Outer border area (min 2-4 modules) | Prevents surrounding background graphics from confusing scanner. |
| Error Correction | Interleaved data codewords | Restores data lost due to dirt, scratches, or custom logos. |
FAQ
Frequently Asked Questions
Everything you need to know about this tool
QR Codes use Reed-Solomon error correction to restore data if the code is dirty or damaged. Level L restores 7% of data, Level M restores 15% (recommended for standard web links), Level Q restores 25%, and Level H restores 30% (best for printing or adding logos).
Missing Something?
Want a missing feature? Or want a new tool?
We will implement it for you - 100% free of cost. Reach out to our team with your specifications and we will build it.