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二维码生成器
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为URL、文本、WiFi、名片等创建二维码。可自定义颜色和大小。以PNG格式下载用于数字和印刷材料。
Frequently Asked Questions
What can I encode in a QR code?
Encode URLs, text, contact information (vCard), WiFi credentials, email addresses, and more.
What size should my QR code be?
For printing, use at least 2x2 cm. For scanning from distance, increase the size accordingly.
Can I customize QR code colors?
Yes, customize foreground and background colors while maintaining sufficient contrast for scanning.