Compress PDF
Reduce the file size of your PDF documents instantly.
Drag & drop a PDF here
or click to select file
Two Modes
Choose between Standard (Metadata removal) and Strong (Rasterization) compression.
Secure & Private
Files are processed locally and never uploaded to any server.
High Efficiency
Strong mode can reduce file sizes by up to 90%.
Secure
Files processed locally in browser
Fast
No server upload required
Free
Free to use, forever
How to Compress PDF Online?
- Upload your PDF: Drag and drop your file into the box above or click to select a file.
- Choose Compression Level: Select "Standard" for a balance of quality and size, or "Strong" for maximum reduction.
- Download: Click the "Compress PDF" button and download your optimized file instantly.
Key Features
- 100% Free: No hidden costs, no limits on the number of files.
- Secure & Private: Processing happens locally in your browser. Your files are never uploaded to our servers.
- Standard vs. Strong: Choose Standard mode to remove metadata and optimize structure. Choose Strong mode to rasterize pages and achieve up to 90% compression.
- No Watermarks: The compressed file stays clean and professional.
Frequently Asked Questions
Is it safe to compress my PDF here?
Yes! We use client-side technology, meaning your file stays on your device. It is not sent to any cloud server, ensuring maximum privacy.
Does compressing a PDF reduce quality?
It depends on the mode. "Standard" compression optimizes internal structures without visible quality loss. "Strong" compression may slightly reduce image quality to achieve smaller file sizes.
Can I compress scanned documents?
Yes, scanned PDFs (images) compress very well, especially with our "Strong" compression mode.