Free Online PDF Compressor
Reduce PDF file size while preserving quality. Perfect for email attachments, web uploads, and saving storage space.
Compress Your PDF
Upload a PDF file and adjust the compression settings
Drag & Drop your PDF here
or click to browse files
Supports PDF files (Max 25MB)
Compression Level
Image Quality
Advanced Options
Compression Results
Original PDF
Compressed PDF
How to Compress PDF Files
Our PDF compressor helps you reduce PDF file size while maintaining good quality. Here's how it works:
1. Upload your PDF
Drag and drop your PDF file into the box above or click to browse your files. We support PDFs up to 25MB in size.
2. Choose compression settings
Select your preferred compression level and adjust image quality if needed. For most documents, the medium setting provides the best balance.
3. Compress and download
Click the "Compress PDF" button and wait a few seconds. When complete, download your compressed PDF file.
Why compress PDF files?
Smaller PDF files are easier to email, upload to websites, and store. Our tool reduces file size by:
- Optimizing embedded images
- Removing unnecessary metadata
- Compressing text and vector elements
- Downsampling high-resolution images when needed
Is it safe to use?
Yes! All processing happens in your browser. Your files are never uploaded to our servers, ensuring complete privacy.