Compress PDF Online
Optimize and reduce PDF file size online.
Compress documents without
losing quality. Free.
or drag and drop your file here
Files are processed locally or securely. Privacy guaranteed.
Smart Compression
Intelligent optimization to reduce size while keeping quality high.
Secure Processing
Files are processed securely and automatically deleted.
Fast & Efficient
Get your optimized PDF in seconds, ready for email or web.
How to Compress PDF Files Online
Need to email a large PDF or upload it to a portal with size limits? Use our free online PDF compressor to reduce file size quickly and easily.
Step-by-Step Guide:
- Upload PDF: Click "Select PDF File" to upload the document you want to compress.
- Choose Quality: Select "Recommended" for the best balance or "Custom" for specific needs.
- Compress & Download: Click compress and download your optimized, smaller PDF file.
Why Compress PDFs with Us?
- Maintain Quality Our smart algorithms reduce file size by removing redundant data, not by blurring your text.
- Adjustable Settings Control the compression level. Choose high quality for print or low size for web use.
- 100% Free & Secure No watermarks, no sign-up limits. Your files are safe and deleted after processing.
- Cross-Platform Compress PDFs on Windows, Mac, Linux, or mobile devices directly in your browser.
Frequently Asked Questions
How much can I reduce my PDF size?
It depends on the file content. Text-heavy PDFs compress less, but image-heavy PDFs can often be reduced by 50-80% without noticeable quality loss.
Is this tool free?
Yes, our PDF compressor is completely free to use with no hidden charges or watermarks.
Is my file safe?
Yes. We use secure connections (SSL) and your files are automatically deleted from our servers after 2 hours.