🗜️ 图片压缩Image Compressor
在线压缩 JPG/PNG/WebP 图片，本地处理不上传。Compress JPG/PNG/WebP images online, processed locally.
使用说明与常见问题How-to & FAQ
「图片压缩」是什么？What is the Image Compressor?
在线压缩 JPG/PNG/WebP 图片，本地处理不上传。Compress JPG/PNG/WebP images online, processed locally.
如何使用「图片压缩」？How do I use the Image Compressor?
在「图片压缩」中，按需设置「质量」、「最大宽度」等选项，然后点击「压缩」按钮即可。支持拖放文件。In the Image Compressor: Set "Quality", "Max width", then click "Compress". Drag-and-drop files is supported.
如何压缩图片？How to compress an image?
选择图片，调整质量滑块（推荐 60–80），可选设置最大宽度，然后下载结果。Choose an image, adjust the quality slider (60–80 recommended), optionally set a max width, then download.
图片会上传到服务器吗？Are my images uploaded?
不会，压缩完全在你的浏览器中通过 Canvas 完成。No. Compression happens entirely in your browser using Canvas.
PNG 怎么处理？What about PNG?
PNG 会转为 WebP 以获得更好的压缩效果。PNG is converted to WebP for better compression.
图片会被上传到服务器吗？Are my images uploaded?
不会。「图片压缩」使用浏览器 Canvas 在本地处理图片，处理后的文件直接从你的浏览器下载。No. The Image Compressor processes images locally with the browser Canvas API and the result downloads straight from your browser.
「图片压缩」免费吗？需要注册吗？Is the Image Compressor free? Do I need an account?
「图片压缩」完全免费，无需注册或安装，打开网页即可使用，手机和电脑都能用；输入的内容只在你的浏览器本地处理。The Image Compressor is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.