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Image Conversion

Convert JPG to AI Online — Free

Fast, free JPG to AI converter. No registration required.

或从以下导入

200万+文件已转换

数千用户的信赖之选

安全传输

HTTPS 加密上传

隐私优先

文件处理后自动删除

无需注册

即刻开始转换

随处可用

任何浏览器,任何设备

如何转换

1

Upload your .jpg file by dragging it into the upload area or clicking to browse.

2

Choose your output settings. The default settings work great for most files.

3

Click Convert and download your .ai file when it's ready.

什么是 JPG?

JPG (JPEG) is the most common image format for photographs. It uses lossy compression to achieve small file sizes while maintaining good visual quality.

格式详情

全称
JPEG Image
扩展名
.jpg

主要特点

  • Universal support
  • Small file sizes
  • Great for photos
  • Adjustable quality

什么是 AI?

Adobe Illustrator file format for vector graphics. Can be read via PDF parser for raster conversion.

格式详情

全称
Adobe Illustrator
扩展名
.ai

主要特点

  • Vector format
  • PDF-based
  • Print industry standard

JPG 与 AI 对比

特性JPGAI
全称JPEG ImageAdobe Illustrator
扩展名.jpg.ai
最适合Universal supportVector format

常见问题

Converting between lossless formats (PNG, BMP, TIFF) preserves perfect quality. For lossy formats like JPG and WebP, you can adjust the quality slider to control compression. Default settings prioritize visual quality.
Transparency is preserved when converting to formats that support it (PNG, WebP, TIFF, GIF). If the target format doesn't support transparency, a white background is applied.
Yes. Upload your HEIC files and convert to JPG, PNG, or WebP instantly. Perfect for making iPhone photos compatible with any device or platform.
No resolution limit. We handle images of any size — from small icons to high-resolution photos and print-ready images.
Pro users can batch convert multiple images at once. Free users can convert one image at a time. All conversions are processed on our servers, so even large files convert quickly.

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