Free & Instant

Compress PDF Files Online — Free & Instant

Reduce PDF file size by up to 80% while maintaining readability.

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How It Works

PDF Compress in 4 Easy Steps

Convert PDF to PDF in seconds — no sign-up, no upload, no catch.

  1. 1

    Upload your PDF

    Drag & drop your PDF file or click Browse to select it.

  2. 2

    Choose compression level

    Select Low (better quality), Medium (balanced), or High (maximum compression).

  3. 3

    Compress in browser

    Your PDF is processed locally — files never leave your device.

  4. 4

    Download compressed PDF

    Get your smaller PDF file instantly.

Use Cases

Why convert PDF to PDF?

  • Reduce PDF file size for email
  • Save storage space on large documents
  • Optimize PDFs for web upload

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FAQ

Frequently Asked Questions

Never. All compression happens in your browser. Your files stay on your device.

Typical reductions are 40-80% depending on the content. Image-heavy PDFs compress the most.

High compression converts pages to images. Use Medium compression to preserve selectable text.