Compress PDF Online Free

Optimize your PDF document online. Upload a PDF, process it securely and download the resulting file. Compare the original and processed file sizes before downloading.

Compress PDF

Reduce your PDF file size and keep good quality. Choose a compression level that fits your needs.

Secure

Files processed temporarily.

Fast

Optimized processing.

Free

No registration required.

Maximum upload size: 100 MB. Compression results depend on PDF content and selected compression level. Image quality may change with stronger compression. Password-protected PDFs are not supported.

How to Compress a PDF

  1. Select a PDF file from your device.
  2. Click the Compress PDF button.
  3. Wait while the PDF is processed.
  4. Compare the original and processed file sizes.
  5. Download your processed PDF.

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Frequently Asked Questions

How can I compress a PDF online?

Upload your PDF, click Compress PDF, wait for processing, compare the file sizes and download the processed document.

Is PDF compression free?

Yes. You can use the Compress PDF tool on Your PDF Tools without paying a fee.

Will compression reduce image quality?

This version uses lossless PDF content-stream optimization and does not deliberately reduce image quality. The amount of file-size reduction depends on the PDF.

Can I compress a password-protected PDF?

Password-protected PDFs are not supported. Unlock the PDF before uploading it.

What is the maximum PDF upload size?

The maximum upload size is 100 MB.