What can I encode in a QR code?

Any text up to ~4,000 characters: URLs, plain text, email addresses, phone numbers, Wi-Fi credentials, and more.

What size should I use?

256x256 works for most screen displays. Use 512+ for print materials. The QR code scales without losing quality.

What can I encode in a QR code?

Any text up to ~4,000 characters: URLs, plain text, email addresses, phone numbers, Wi-Fi credentials, and more.

What size should I use?

256x256 works for most screen displays. Use 512+ for print materials. The QR code scales without losing quality.

免費

QR 代碼生成器

從任何 URL 或文本生成 QR 代碼。以 PNG 形式下載。

100% 免費無需註冊在您的瀏覽器中運行

文本或 URL

大小：256x256px

QR 代碼將在此處顯示

關於 QR Code Generator

Generate QR codes from any URL, text, or data. Customize the size and download as PNG. Perfect for sharing links, Wi-Fi credentials, contact info, or any text data.

QR 代碼生成器

關於 QR Code Generator

常見問題解答

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