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About Compress PDF
Compress PDF files directly in your browser to make them easier to email, upload, and share. Choose lossless optimization to keep text selectable, or pick an image-based compression level for maximum size reduction on scanned documents and image-heavy files.
Your PDF never leaves your device — all compression happens locally in your browser, so confidential documents stay private. See the original and compressed file sizes side by side before you share the result.
How to Use Compress PDF
- 1Upload or drag and drop the PDF you want to compress.
- 2Choose a compression level: lossless, high, medium, or smallest size.
- 3Click Compress PDF and wait a moment while pages are processed.
- 4The compressed PDF downloads automatically with the size savings shown.
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