All toolsOn-device processing

OPTIMIZE

Compress PDF

Choose lossless, balanced or smallest-size compression without uploading your file.
FreeNo accountNo uploads

Selected files are never uploaded. All processing happens inside this browser.

HOW TO

How to use Compress PDF

  1. 1

    Choose the source file from your device. It is never uploaded.

  2. 2

    Review the preview and choose the range, quality, and display settings you need.

  3. 3

    Run the tool and save the completed file directly to your device.

Are files or entered data stored?

No. Files, document contents, passwords, and signatures stay only in browser memory and are not sent to a server or analytics service.

Is the source file modified?

The source stays unchanged. The tool creates a new result file.