How to Convert JPG to PNG Online for FreeJPG to PNG Online for Free

如何转换 JPG 至 PNG

1. 1

   Open the converter

   Navigate to the image conversion page.

2. 2

   Upload your image

   Click "Select your files" or drag and drop your image.

3. 3

   Set quality and size

   Choose image quality (High, Medium, Low) and optional max width.

4. 4

   Convert

   Click Convert. The image is processed instantly.

5. 5

   Download

   Save your converted image. Transparency is preserved where supported.

Why Convert JPG 至 PNG?

从 到 到

常见用途: 创建带有透明背景的徽标和图形, 保存屏幕截图和数字艺术作品, 需要透明度的网页图形.

Tips

• Use PNG when you need transparency. Use JPG for photos.
• Medium quality (75%) looks identical to high quality at half the size.
• Resize during conversion to avoid double-compressing later.
• WebP offers the best compression for web use.

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JPG 至 PNG 常问问题