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PDF 压缩
压缩 PDF 大小。轻量模式保留文字并整理元数据；强力模式把页面重新渲染成图片，体积能小很多。
收藏后可在首页快速找到
How to use it
1Step 1Pick a file, or drag and drop it
2Step 2Press Compress & save and it is done
3Step 3Download the result, or send it with the share button
If the result looks off
The file will not open
Check that the format is supported. If it is password protected, unlock it and try again.
I do not like the result
Your original is untouched — change the options or preset and try again.
常见问题
How much smaller does it get?
Scans shrink a lot in strong mode; text PDFs only lose a few percent even in light mode.
Will the text disappear?
Strong mode turns pages into images, so text is no longer selectable or searchable. Use light mode to keep it.