QR Code Image Generator
Turn a URL or short text into a high-error-correction QR code. Choose its pixel size and colors, then download a crisp PNG.
URL or text
Encode links, contact details, labels, or other concise plain text.
High error correction
Uses a robust QR setting that tolerates a limited amount of visual damage.
Custom PNG size
Export 256, 512, or 1024 pixel QR images.
它是如何運作的
- 1
Enter content
Paste the destination URL or type the text to encode.
- 2
Set size and colors
Keep strong foreground and background contrast for reliable scanning.
- 3
Test and download
Scan the preview with a phone, then save the PNG.
Make QR codes easier to scan
Use dark modules on a light background and avoid low-contrast color combinations. Keep clear space around the QR code and test the exported image on multiple phones before printing or publishing it.
常見問題
Can I generate a QR code for a URL?
Yes. Paste a complete URL into the content field.
Why should I test the code before publishing?
Size, contrast, print quality, and display conditions can affect scanning.
Is my content sent to a server?
No. The QR code is generated in your browser.
QR Code Image Generator last reviewed: Jul 28, 2026.