PDF Compressor

A free online PDF compressor—no signup and no registration needed

An Easy-To-Use PDF File Compressor

Upload your file, and the compressor will get to work immediately. Your new file will be ready in seconds. Download or share your file, and you’re done!

High-Level Encryption for Secure Processing

We use high-tech TLS encryption to ensure the secure processing of all your files on our site. We also delete all your files after one hour—only you can access your data and files.

Multiple PDF Compressor Settings

If you’ve used our compressor and still need a smaller file, try Strong compression. This option is only available to Smallpdf Pro users, but you can try it with our 7-day free trial.

Free PDF Compressor for Mac

Working on a Mac, Windows, or even Linux? We’ve got you! Our site works on any operating system and browser. We’ve even got mobile and desktop apps to make document work even easier for you.

Get To Work Right Away

You don’t need to install anything or figure out how to use any complicated software. Just drag and drop your files, and you’re good to go!

A PDF Compressor That Maintains Quality

Your images, text, and anything else on the document will be smaller but crisp and clear. You won’t lose any quality when using our PDF compressor.

How To Use Our Online PDF Compressor

Upload your PDF, Word, or image file.
Wait while our file compressor gets to work.
Download your file if you’re happy with the size!
Go with “Strong compression” if you need a smaller file.