Drag & drop files here
or click to browse from your computer
How to use the Compress PDF Document tool:
- Select or drag your files into the upload dropzone container.
- Wait for the files to parse. A thumbnail preview or list item will appear instantly.
- Adjust settings in the right options panel (margins, orientation, quality, resizing etc.).
- Click the Process File action button to compile.
- The converted output will download automatically to your downloads directory.
Key Features
Real Re-sampling
Downscales raster images inside the PDF and re-encodes them with variable JPEG quality.
High Ratios
Reduces size up to 80% for scanned documents and image-heavy PDF reports.
Private Processing
We respect your privacy. All compression occurs locally inside your browser sandbox.
Frequently Asked Questions
What is the difference between Recommended and Extreme compression?
Recommended downscales images to 150 DPI with 75% quality, balancing size and clarity. Extreme downscales to 100 DPI with 50% quality for maximum savings.
Will text layers stay searchable?
Yes. Only image elements are compressed; vector fonts and text searchable structures are preserved.