Compress PDF

Reduce PDF file size by rebuilding pages with optimized images.

Select PDF file or drop file here

Tool settings

Compression mode Compression level Target size (KB) Used only when Target file size mode is selected.

How to use Compress PDF

Select PDF file from your phone or computer.
Choose the settings you want for this job.
Click Compress PDF, wait for browser processing to finish, then download the result.

About this tool

Reduce PDF file size with quality presets or a target size. The included engine is optimized for modern desktop and mobile browsers.

Browser compatibility

Use a current version of Chrome, Edge, Firefox or Safari. For large or complex files, a desktop browser with more available memory can provide smoother results.

Fast processing

Each tool is optimized to keep the workflow simple and responsive.

Clear controls

Choose your file, adjust the available settings and download the finished result.

Mobile & desktop

Use a current Chrome, Edge, Firefox or Safari browser. Large files work best on devices with more memory.