Compress PDF
Reduce PDF file size while keeping good quality.
Drop a PDF here
or click to browse
This re-saves and optimizes the PDF structure (object streams). Savings vary by file.
About this tool
Optimize and re-save PDF files to reduce their size using object-stream compression — all in your browser.
Key Features
- Structure optimization
- Shows size savings
- Private in-browser
- Instant download
How to Use
- Add your PDF.
- Click Compress.
- Download the optimized file.
Benefits
- Smaller email attachments
- Faster uploads
- Save storage
Frequently Asked Questions
Savings depend on the PDF. Structure optimization helps most with PDFs that have redundant objects; image-heavy PDFs see smaller gains.