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Compress PDF Online - Reduce PDF File Size Free
Compress and reduce PDF file size online for free. Shrink large PDF files for email, sharing, or storage without losing quality.
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Drop a PDF here or click to browse
Up to 100 MB · PDF only
ℹAbout Compress PDF
Reduce your PDF file size instantly in your browser. Our PDF compressor rewrites the PDF structure to remove redundant data, compress embedded resources, and optimize the file for smaller size. Ideal for shrinking large PDFs for email attachments, web uploads, or storage.
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?Frequently Asked Questions
How much can I compress a PDF?
Compression depends on the PDF content. PDFs with images can often be reduced by 50-80%. Text-heavy PDFs may compress less.
Will compression affect PDF quality?
Our compressor optimizes the PDF structure. Image quality may be slightly reduced at higher compression levels.
Is there a file size limit?
You can compress PDFs up to 100MB in the browser.