QR Code Generator

Generate clean QR codes from text or URLs with size, color, corner radius, and error-correction controls.

Key Features

• Text/URL Input: Encode any text, link, or content.
• Real-time Preview: Every change updates the preview instantly.
• Size Control: Customize QR code pixel dimensions.
• Error Correction Level: Configure resilience against partial damage or occlusion.
• Corner Radius: Adjust roundedness of QR modules.
• Color Customization: Set foreground and background colors independently.
• Transparent Background: Export QR PNG with transparent background.
• Download: One-click PNG download.

How to Use

1. Enter Content

Type the text, URL, or data you want to encode.

2. Customize (Optional)

Adjust parameters as needed, and the preview updates in real time:

• Size
• Error Correction Level
• Corner Radius
• Foreground / Background Color
• Transparent Background toggle

3. Download QR Code

Click “Download PNG” to save the generated image.

Notes

• For links, use http:// or https:// to ensure proper scan behavior.
• With transparent background, keep strong foreground contrast for readability.
• Higher error correction gives better damage tolerance but denser patterns; lower levels produce simpler codes.

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Last verified: 2026-04-03
Source: nimiq/qr-creator