Compress PDF documents in your browser and reduce file size for faster sharing. Free PDF compressor with privacy-focused local workflow.

How to use Compress PDF

  1. Upload your file:Click upload or drag your file into the tool.
  2. Choose compression:Pick the quality or compression level you want.
  3. Start processing:Run the tool and let it process the file.
  4. Download the result:Save the finished file to your device.

Why people use this tool

  • No upload required.
  • 100% private and secure.
  • Processes locally in your browser.
  • Free without registration.

FAQ - Compress PDF

How do I reduce PDF file size online?
Upload your PDF and start compression. The tool optimizes document size so files are easier to upload, send, and store.
What is the best use case for PDF compression?
Compression is perfect before sending email attachments, submitting forms with file limits, or sharing documents in messaging apps.
Will PDF compression affect readability?
Compression settings are typically chosen to keep text readable while reducing size. The final result depends on source quality and optimization level.
Can I compress multiple PDF files?
Yes, batch-style workflows are supported so you can prepare several PDFs in one session.
Is this PDF compressor free and private?
Yes. It is free to use and follows a privacy-first processing model in the browser.

Compress PDF

Drop or select one or more files