📦 压缩 WebPCompress WebP
用较低质量重新导出 WebP 以减小体积，显示压缩前后大小；如果结果不比原图小，就保留原图。本地处理。Re-export WebP at a lower quality to shrink the file, showing both sizes; if the result is not smaller than the original, the original is kept. Processed locally.
使用说明与常见问题How-to & FAQ
「压缩 WebP」是什么？What is the Compress WebP tool?
用较低质量重新导出 WebP 以减小体积，显示压缩前后大小；如果结果不比原图小，就保留原图。本地处理。Re-export WebP at a lower quality to shrink the file, showing both sizes; if the result is not smaller than the original, the original is kept. Processed locally.
如何使用「压缩 WebP」？How do I use the Compress WebP tool?
在「压缩 WebP」中，选择或拖入文件，按需设置「目标质量」等选项，然后点击每个结果旁的「下载」按钮即可；有多个文件时也可以点「全部下载（ZIP）」一次打包下载。In the Compress WebP: Choose or drop your files, set "Target quality", then click the Download button next to each result (with several files, "Download all (ZIP)" saves them together).
为什么只导出 WebP？Why WebP only?
本页面向 WebP 工作流；需要 PNG/JPG 请用对应的通用图片工具。This page targets a WebP workflow; use the general image tools for PNG/JPG.
会上传吗？Is anything uploaded?
不会，图片只在浏览器本地处理。No. Images are processed locally in your browser.
压缩后反而变大怎么办？What if the result is larger?
已经高度压缩的图片（或很小的图片）重新编码后可能更大。这时会提示「已经是最优」，并保留原图供下载，同时显示两个大小。默认质量 75。Images that are already well compressed (or very small) can grow when re-encoded. In that case you see "already optimal" with both sizes, and the original is kept for download. The default quality is 75.
有哪些选项可以调整？What options can I adjust?
「压缩 WebP」的设置：「目标质量」默认 75，范围 1–90；可选文件：常见图片格式（含 HEIC、HEIF、AVIF、WEBP、BMP、JFIF）。每次生成结果都按当前设置处理。Settings in the Compress WebP — "Target quality" default 75, range 1–90; files: common image formats (including HEIC, HEIF, AVIF, WEBP, BMP, JFIF). The result always uses the current settings.
「压缩 WebP」免费吗？需要注册吗？Is the Compress WebP free? Do I need an account?
「压缩 WebP」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 Compress WebP is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.