什麼是 QR 碼產生器？
免費線上 QR 碼產生器。為 URL、WiFi 密碼、電子郵件、電話號碼或任意文字建立 QR 碼。自訂前景與背景色，選擇錯誤校正等級，下載高畫質 PNG 或可縮放 SVG。
為什麼要使用 QR 碼產生器？
- No sign-up or watermark — completely free
- Custom colors and themes for branding
- Download as PNG (raster) or SVG (vector)
- Supports WiFi, email, phone, SMS QR codes
如何使用 QR 碼產生器 — 逐步教學
1
Enter your content (URL, text, WiFi info, etc.) or use a quick preset.
2
Choose a color theme or set custom foreground/background colors.
3
Select the output size and error correction level.
4
Download as PNG for images or SVG for scalable vector output.
QR 碼產生器適合誰？
- 名片
- WiFi 分享
- 產品包裝
- 活動連結
QR 碼產生器 — 常見問題
Is the QR code generator really free?
Yes, completely free with no watermark. You can generate and download unlimited QR codes without signing up.
What formats can I download?
You can download QR codes as PNG (raster image) or SVG (scalable vector). SVG is ideal for print and large displays.
Can I create WiFi QR codes?
Yes, use the WiFi preset which formats the string as WIFI:T:WPA;S:NetworkName;P:password;; — scanning it will auto-connect.
準備好使用 QR 碼產生器 了嗎？
免費線上工具 — 在瀏覽器中運作，無需註冊。立即開始使用。
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