PDF File Compressor Online

Compress PDF files online for free with this PDF file compressor. Reduce PDF size quickly while keeping your document easy to use, share and download.

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Upload PDF File
Click to choose a PDF or drag and drop it here
Choose Compression Level
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Preparing your PDF...
PDF Compression Complete

Free PDF File Compressor

This free PDF file compressor helps reduce PDF document size directly in your browser. Upload a PDF, choose a compression level and create a smaller file that is easier to store and share.

A PDF compressor can be useful for reducing the size of documents before sending them by email, uploading them to websites or storing them on your device.

Browser based processing: Your PDF is processed locally in your browser. No server upload is required for the compression process.

How to Compress a PDF

  1. Upload your PDF file.
  2. Choose your preferred compression level.
  3. Click the Compress PDF button.
  4. Wait for the browser to process the document.
  5. Download your compressed PDF.

PDF Compression Levels

Low Compression

Low compression prioritizes document quality while applying lighter optimization.

Recommended Compression

The recommended option provides a balance between PDF quality and file size reduction.

High Compression

High compression prioritizes reducing the PDF file size as much as possible while keeping the document usable.

Why Compress PDF Files?

  • Reduce PDF file size
  • Make documents easier to share
  • Save storage space
  • Prepare PDFs for online uploads
  • Make large documents easier to send
  • Process PDFs directly in your browser

Online PDF Compressor

An online PDF compressor can make PDF files easier to manage without requiring desktop software. This tool provides a simple browser based way to optimize supported PDF documents.

Frequently Asked Questions

What is a PDF compressor?
A PDF compressor is a tool that reduces the size of PDF documents so they can be stored, uploaded or shared more easily.
Can I compress a PDF for free?
Yes. This PDF compressor is free to use and processes supported PDF files directly in your browser.
How do I compress a PDF file?
Upload your PDF, select a compression level and click Compress PDF. You can then download the resulting file.
Does this PDF compressor upload my file?
No server upload is required. The tool processes the PDF locally in your browser.
Can I reduce PDF file size online?
Yes. You can use this browser based PDF compressor to create an optimized copy of a supported PDF document.
Will the original PDF be changed?
No. The original file stays unchanged. A separate PDF is created for download.