Compress PDF file to get the same PDF quality but less filesize. Compress or optimize PDF files online, easily and free.

Compress PDF file size while preserving quality. No software to install, secure & free.

The Acrobat online PDF compressor balances an optimized file size against the expected quality of images, fonts, and other file content. Just drag and drop a PDF into the tool above and let Acrobat compress the file without compromising quality.

Free web app to compress PDFs online and reduce file size quickly and easily. No quality loss. Without installation. Without registration.

This online PDF compressor allows compressing PDF files without degrading the resolution (DPI), thus keeping your files printable and zoomable. Compress PDF files for publishing on web pages, sharing in social networks or sending by email.

The Best PDF Compressor. If you need to send a PDF to yourself or someone else but it’s too large to attach to an email, you can reduce PDF file size for free using our online PDF compressor without sacrificing the quality of your PDF files.