Reduce your PDF file size without quality loss. Free online tool that works 100% in your browser - no uploads, no server processing.
or click to browse your device
Supports PDF files up to 50MB
This may take a moment depending on file size
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Advanced features that make compression simple and secure
Your files never leave your device. All processing happens in your browser.
Optimized compression algorithms process files quickly without quality loss.
Compress as many files as you want, completely free of charge.
Our advanced technology reduces file size while maintaining quality
Select your PDF file from your device or drag and drop it into the upload area.
Our algorithm analyzes and optimizes images, fonts, and metadata to reduce file size.
Download your compressed PDF instantly. Your original file remains untouched.
Get answers to common questions about PDF compression
Yes, our PDF compressor is completely free to use. There are no hidden fees, watermarks, or limitations on the number of files you can compress.
Our compression algorithm is designed to minimize quality loss. For text-based PDFs, there is typically no noticeable quality difference. For image-heavy PDFs, we optimize images using smart compression techniques that balance file size and quality.
Absolutely. Your files never leave your computer. All processing happens directly in your browser using JavaScript. We don't upload your files to any server, ensuring complete privacy and security.
You can compress PDF files up to 50MB in size. This limit is set to ensure optimal performance in your browser. For larger files, we recommend using desktop PDF software.