Compress PDF

Compress PDF for easier email sharing or disk space saving.

1. Upload File

Select a PDF file to compress

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How It Works

Optimization

We remove redundant data and optimize PDF structure

Image compression

Smart image compression preserves visual quality

Secure

Processing happens in your browser

How to Reduce PDF File Size

Compressing PDF files is useful for email sharing, web uploading, or saving disk space. Our PDF compression tool uses intelligent algorithms that preserve document quality while significantly reducing file size.

What Our Tool Optimizes

  • Image compression - Reduces images in PDF while maintaining visual quality
  • Duplicate removal - Eliminates duplicate fonts and resources
  • Structure optimization - Cleans unnecessary metadata and unused objects
  • Efficient encoding - Uses the most efficient compression algorithms

When to Compress PDF?

PDF compression is especially useful for sending documents via email (typically 10-25 MB limit), uploading files to portals with size limits, archiving older documents, or speeding up PDF loading on websites.

Compression Levels

Low compression

Minimal size reduction, maximum quality. Ideal for documents with important images.

Medium compression

Balanced ratio between size and quality. Recommended for most use cases.

High compression

Maximum size reduction. Best for text-heavy documents.

Frequently Asked Questions

Will the PDF quality decrease?

With medium compression, the quality difference is virtually unnoticeable. Text stays sharp and images maintain good quality.

How much will the size be reduced?

It depends on the PDF content. Documents with large images can be reduced by 50-80%, text documents by 10-30%.

Is compression safe?

Yes, all processing happens in your browser. Files are never sent anywhere.