WebP format saves 25–35% 超过 JPEG at equivalent quality?

WebP format saves 25–35% 超过 JPEG at equivalent quality.

专家模式（Starter+）解锁专业编解码器：MozJPEG、AVIF、JPEG XL 以获得最大压缩。?

专家模式（Starter+）解锁专业编解码器：MozJPEG、AVIF、JPEG XL 以获得最大压缩。

Use 目标大小 mode when you have a strict 文件大小 constraint (e.g. 200 KB for an online form).

通过质量控制、格式转换和可视化对比减小图片文件大小

Compress 你的图片s in seconds, 直接在浏览器中. Your files never leave your device.

1拖放 one or more images (JPEG, PNG, WebP, etc.) into the upload area.
2选择the compression mode: by quality (slider from 1 to 100) or by target size (100 KB, 500 KB, 1 MB, etc.)。
3选择a quick preset (Web, Balanced, High quality, Lossless) or manually adjust the slider。
4Optional: change the 输出格式 (WebP, JPEG, PNG) to save even more space.
5Click 结果 to show the visual 前/后 comparison slider.
6下载compressed image, or in batch mode, download all files as a ZIP。

WebP format saves 25–35% 超过 JPEG at equivalent quality.
专家模式（Starter+）解锁专业编解码器：MozJPEG、AVIF、JPEG XL 以获得最大压缩。
Use 目标大小 mode when you have a strict 文件大小 constraint (e.g. 200 KB for an online form).
In 批量模式 (Starter+), compress 最多 20 images 同时 with a ZIP download.

免费：max 480 px resolution, watermark on exports, 1 file at a time。Starter+：no resolution limit, no watermark, batch up to 20 files and pro codecs。