Reduce PDF file size while keeping quality. Compress PDF online for free — no registration, no upload to server. This free online tool requires no registration and no software installation. Simply open it in your browser and start using it right away. Results are processed quickly and securely, with all data handled directly in your device.
Compress PDF
Reduce PDF file size while keeping quality. Compress PDF online for free — no registration, no upload to server.
How to use Compress PDF
Upload PDF
Upload a large PDF to reduce file size online free without losing quality
Choose Level
Select high compression for email or balanced for print quality
Compress
Click to optimize PDF file size automatically using advanced algorithms
Download
Download your optimized PDF with significantly smaller file size
When to use?
Email Attachments
Compress PDFs to meet Gmail and Outlook attachment size limits
Web Upload
Reduce size for faster upload to government portals and job applications
Save Storage
Shrink PDFs to save cloud storage space on Drive and Dropbox
Frequently Asked Questions
A: Typically 40-70% depending on image content and original optimization.
A: No we optimize intelligently to maintain visual clarity.
A: Compress PDFs up to 100MB.
A: Review the output for accuracy, file order, privacy and suitability for its intended use.
Related Tools
PDF to Word Converter
Convert PDF files to editable Word documents online. Fast, free, and accurate conversion.
Merge PDF
Combine multiple PDF files into one document online. Fast, free, and easy to use.
Split PDF
Extract pages or split PDF files online. Free, no registration, works directly in your browser.
JPG to PDF
Convert JPG, PNG images to PDF documents online for free. Combine multiple images into one PDF. No registration required.