PHP QR Code Generator

Text or URL:

Up to 2048 characters.

Error correction:

Use higher levels for logo overlays.

Size (px):

Margin (modules):

Format:

Foreground:

Background:

Center logo (optional):

PNG/JPG/WEBP up to 2MB.

Logo max size (% of QR width):

Recommended: 15-20% with ECC Q/H.

Live Preview

Preview updates after generation.

ℹ️ How to Use:

Enter text or a URL
Adjust size, margin, colors, and error correction
(Optional) Upload a logo and set its max size
Click "Generate QR Code" to preview and download

Features:

✅ Works completely offline (no internet required for generation)
✅ Compatible with all QR code scanners
✅ Custom size, margin, colors, and error correction
✅ Automatic URL validation and correction
✅ Mobile-friendly responsive design