Compress PDF Files Without Uploading Them Anywhere
Chrome extension that shrinks PDF size by up to 90% — entirely offline, on your own device. Drag, drop, done.
Install ExtensionFeatures
Instant Compression
Compress PDFs in seconds with our optimized algorithm. No waiting, no uploads to external servers.
Privacy First
All processing happens locally on your device. Your files never leave your computer - complete privacy guaranteed.
Easy to Use
Simple drag-and-drop interface with batch processing. No technical knowledge required - just drop and compress.
Multiple Quality Levels
Choose from different compression levels - from high quality to extreme compression based on your needs.
No File Size Limits
Compress files up to 150MB per file with no monthly limits. Perfect for large documents and presentations.
Works Offline
No internet connection required. Download once and use anywhere, anytime. Perfect for remote work.
How to Compress a PDF in Chrome
Install the Extension
Add PDF Compressor to Chrome from the Chrome Web Store.
Drag and Drop Your PDF
Open the extension and drop in the PDF file you want to shrink.
Download the Compressed File
Pick a compression level and download your smaller PDF - all done locally in your browser.
FAQ
Are my files uploaded anywhere?
No. All compression happens locally in your browser - your files are processed on your device and never leave your computer.
What is the maximum file size?
You can compress files up to 150MB per file, with no monthly limits.
Does it work offline?
Yes. Once installed, PDF Compressor works without an internet connection, so you can compress files anywhere, anytime.
How much smaller will my PDF get?
It depends on the content of your PDF, but PDF Compressor can reduce file size by up to 90% while maintaining quality. You can also choose from multiple compression levels to balance size and quality for your needs.