PDF Compressor

How to use PDF Compressor

1. Choose a PDF and begin with lossless object compression.
2. If necessary, choose raster mode and set resolution and JPG quality.
3. Compare the output size and legibility before replacing any copy.

Example

A scanned PDF with large photo pages

Limits, privacy and troubleshooting

25 MB, 50 pages. Raster mode loses selectable text, forms and links; output may not be smaller.

When something goes wrong

Raster mode removes selectable text, forms and links. Some PDFs cannot be made smaller with lossless compression.

Your inputs are processed in your browser. Engine files may download from this site, but private input data is not uploaded. Reset clears this session; delete downloads separately. Privacy details.

Related tools

• PDF Merger — Combine PDF files in your chosen order and download one document.
• PDF Splitter — Extract page ranges or export each page into a ZIP archive.
• Images to PDF Converter — Combine JPG, PNG and WebP images into a printable PDF.
• PDF to JPG Converter — Render selected PDF pages into JPG images and a batch ZIP.

Before you use the result

Keep a copy of your original. Check the output using the app or website where you intend to use it. A successful conversion does not guarantee acceptance by another service.

Are these tools free?

Yes. No account or payment is required. Browser memory and the input limits shown on each tool determine what can be processed.

Where are my files processed?

On your device. OCR and video tools load their engines from this website. The direct-video downloader connects to the URL you provide. Read the privacy policy.