PDF Compressor Tool
Reduce PDF file size while maintaining good quality
Drag & Drop your PDF file here
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Compressing PDF file…
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Secure Processing
Your files are processed in your browser. No uploads to external servers, ensuring complete privacy and security.
Smart Compression
Our algorithm intelligently reduces file size while preserving text clarity and image quality.
100% Free
Compress as many PDFs as you need with no watermarks, registration, or hidden charges.
How to Compress PDF Files Online
Our free PDF Compressor tool helps you reduce the file size of PDF documents while maintaining good quality. Whether you need to email a PDF, upload it to a website, or save storage space, our tool makes it easy.
Why Compress PDF Files?
- Make PDFs easier to email (bypass attachment size limits)
- Reduce storage space requirements
- Speed up website loading when PDFs are published online
- Meet submission requirements for online forms
- Optimize PDFs for mobile viewing
How Our PDF Compressor Works
Our tool uses advanced compression algorithms to:
- Analyze your PDF’s content (text, images, fonts)
- Optimize images with intelligent downsampling
- Remove redundant information and metadata
- Reconstruct the PDF with efficient encoding
- Preserve all text and vector graphics quality
Best Practices for PDF Compression
- For documents with mostly text: Use “Medium” compression
- For image-heavy PDFs: Use “High” compression
- For printing: Use “Low” compression and “Printing” optimization
- For web: Use “High” compression and “Web Publishing” optimization