📱

QR Code Generator

Generate custom QR codes online for URLs, text, Wi-Fi networks, and contact info. Download high-resolution PNG QR codes instantly with zero tracking.

Scan with phone camera or QR scanner

What is QR Code Generator?

QR Code Generator is an online utility that converts text, URLs, and contact strings into standardized two-dimensional Quick Response (QR) matrix barcodes.

How QR Code Generator Works

The tool encodes input data into binary Reed-Solomon error correction blocks and draws the resulting pixel grid directly onto an HTML5 `<canvas>` element in client memory.

Key Features

  • ✓High-resolution PNG download with one click
  • ✓Real-time visual preview as you type
  • ✓Configurable pixel sizes and high error correction levels
  • ✓Zero tracking or redirect intermediaries

Common Use Cases

  • •Generating printable QR codes for website links, menus, and marketing collateral
  • •Sharing Wi-Fi network credentials and mobile app download links
  • •Testing mobile barcode scanning workflows during web development

Examples & Sample Data

Generating Website Link QR Code

Input
https://toolnest.dev
Output
Rendered 256x256 pixel QR barcode canvas

Generates direct, clean QR code linking directly to destination URL.

🔒

100% Client-Side Privacy Guarantee

QR codes are generated locally on an HTML5 canvas. Your destination URLs are never logged.

How to Use QR Code Generator

  1. 1

    Enter your target URL or text into the input field.

  2. 2

    Adjust size options if desired.

  3. 3

    Click 'Download PNG' to save the generated QR code image.

Frequently Asked Questions

Related Tools