Compress PDF (Free Online PDF Compressor)

Compress and Decrease the Size of your PDF using the free tool ILovepdf3.

Compress PDF
Reduce file size while maintaining quality.
Drop your PDF here or
Choose File
Max file size: 128 MB

Compress PDF Online – Free & Secure

Shrink large PDF files without losing clarity. iLovePDF3’s free PDF compressor works online, no signup required, and is optimized for email sharing, mobile, and web use.

How to Compress a PDF

  1. Click on Choose PDF and upload your file.
  2. Select Light, Balanced, or Strong compression based on your needs.
  3. Press Compress and download your optimized file instantly.

Why Use iLovePDF3?

  • 100% free: No subscriptions or signups.
  • Quality-first engine: Reduce file size while preserving readability.
  • Secure processing: Files are removed automatically after compression.
  • Mobile-friendly: Works directly in your browser on any device.