PDF Tool

Compress PDF Online Free

Compress PDF files to reduce file size online. Choose quality level, keep readability, free with no signup required.

Encrypted in transit · Auto-deleted after 60 min

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Settings

Upload a file above to enable processing

Help

Frequently Asked Questions

Reduce PDF file size for email attachments and faster uploads. Choose your compression level to balance quality and size. Works with any PDF — no software installation required.

Why use this tool

  • Upload PDFs up to 25 MB
  • HTTPS encrypted file transfer
  • 100% free — no signup, account, or watermarks
  • Files automatically deleted after processing
  • Works on desktop, tablet, and mobile browsers

How it works

How to compress a PDF online

  1. 1Upload your PDF file.
  2. 2Choose a compression level: maximum, balanced, or best quality.
  3. 3Click Process file to reduce the file size.
  4. 4Download the compressed PDF and compare the size reduction.

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