Compress PDF files online and reduce file size without losing quality. Perfect for email attachments, web uploads, or saving storage space. Our PDF compressor works on all platforms — Windows, Mac, iPhone, and Android.
Frequently Asked Questions
Quality depends on the compression level you choose. Medium (150 DPI) is great for regular documents; High (300 DPI) is recommended for print-ready files.
On average, you can reduce PDF size by 40–80%, depending on the content and images in the file.
Yes, if you know the password. You can also use our Unlock PDF tool first, then compress.