Will the text become blurry?

No. Compression mainly targets images and fonts; text stays crisp.

Is it safe for sensitive documents?

Yes. Processing is local; nothing is uploaded to our servers.

Does compression affect print quality?

Heavy compression can reduce quality of embedded images. For print, use a light compression level or keep the original for archival.

压缩 PDF

Reduce PDF file size by optimizing embedded images and metadata while keeping text sharp and readable. Ideal for email limits or faster loading. All compression runs in your browser — confidential documents stay in your browser during processing.

免费 · 无限制 · 浏览器内处理

如何使用

1Upload your PDF.
2Choose a compression level (e.g. recommended or high).
3Download the smaller PDF.

常见问题

Will the text become blurry?: No. Compression mainly targets images and fonts; text stays crisp.
Is it safe for sensitive documents?: Yes. Processing is local; nothing is uploaded to our servers.
Does compression affect print quality?: Heavy compression can reduce quality of embedded images. For print, use a light compression level or keep the original for archival.