Compress PDF online
Pick the right level: lossless structure optimization, or render pages as lower-resolution images for the smallest file.
Drop a PDF here
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- Files are not uploaded
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- No ads, no watermark
How to Compress PDF
- 1
Open your PDF
- 2
Choose a compression level
- 3
Compare sizes and download
Highlights
Three levels
Standard (lossless), medium (150 dpi) and high (80 dpi).
Before / after
See the original and compressed sizes side by side.
Private
Files never leave your device — ideal for contracts and medical records.
FAQ
Why did my file get bigger?
Text-heavy PDFs are already small, and turning pages into images can make them larger. Use “Standard” in that case.
Can I still copy text after compressing?
“Standard” keeps text; “Medium” and “High” convert pages into images.