🗜️ PDF Compressor

Reduce PDF file sizes by compressing embedded images while preserving text and document structure. Perfect for sharing and storage!

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Drop PDF files here or click to browse

Reduce file size by compressing images • Up to 100MB per file

.pdf→ compressed

🔒 All processing happens locally in your browser. Your PDFs never leave your device.

How PDF Compression Works

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1. Analyze PDF

Scan the PDF structure to identify images and optimization opportunities.

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2. Compress Images

Reduce image quality and size while maintaining visual appearance.

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3. Generate Result

Create a new, smaller PDF file with optimized images.

Why Compress PDFs?

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Email Sharing

Reduce file size to meet email attachment limits

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Cloud Storage

Save storage space and reduce upload times

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Web Performance

Faster loading and better user experience

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Cost Savings

Reduce bandwidth and storage costs

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PDF to Images

Convert PDF pages to individual downloadable image files.

Try PDF to Images →

📝

PDF to Text

Extract text content from PDF documents for editing and analysis.

Try PDF to Text →

What is PDF Compression?

PDF compression tool that reduces file sizes while maintaining reasonable document quality and readability. The tool compresses images, fonts, and document elements to achieve size reductions suitable for email sharing, web distribution, and storage needs. Offers different compression levels for various use cases.

Essential for businesses, students, and professionals who regularly work with PDF documents and need to optimize file sizes for email attachments, web sharing, or storage limitations.

Features & Benefits

Multi-Element Compression

Compresses images, fonts, and document structure using standard PDF optimization techniques to reduce file size while maintaining readability.

Quality Level Control

Choose from multiple compression levels: light (high quality), standard (balanced), or aggressive (maximum compression) based on your specific use case and quality requirements.

Document Structure Preservation

Maintains basic document structure, bookmarks, and links during compression while optimizing file size.

Metadata and Structure Retention

Preserves bookmarks, links, form fields, comments, and document properties while optimizing file structure for better compression and faster loading.

Batch Document Processing

Compress multiple PDF documents simultaneously with consistent settings, perfect for processing document libraries, reports, or client deliverables efficiently.

Frequently Asked Questions

How much can PDF compression reduce file size?

Compression results vary significantly by document type and content. Image-heavy PDFs may see substantial reductions, while text-only documents typically see smaller improvements. Actual results depend on the specific document characteristics.

Will compression affect document quality or readability?

Our compression algorithms are designed to maintain readability and professional appearance. Text remains crisp, and images are compressed intelligently to preserve important details while reducing file size. You can choose compression levels based on your quality requirements.

Are there any limitations with PDF types?

The tool works with standard, unprotected PDF documents. Password-protected, encrypted, or digitally signed PDFs are not currently supported. For best results, use standard PDF files without security restrictions.

What types of PDFs benefit most from compression?

Documents with high-resolution images, scanned pages, or embedded graphics see the greatest size reductions. Text-heavy documents, already-optimized PDFs, or documents with vector graphics may have smaller but still meaningful size improvements.

Can I compress password-protected PDFs?

No, password-protected PDFs are not currently supported. Please remove password protection from your PDF before compression, or use an unprotected version of the document.

Which compression level should I choose?

Use light compression for documents requiring high quality (printing, archival), standard compression for general use (email, web viewing), and aggressive compression when file size is critical (mobile viewing, storage constraints). Preview options help you decide.

Will compressed PDFs work in all PDF viewers?

Yes, compressed PDFs maintain full compatibility with all standard PDF viewers including Adobe Reader, browser PDF viewers, and mobile PDF apps. Compression doesn't change the PDF format, only optimizes the internal structure.

How to Use PDF Compressor

Upload PDF documents you want to compress and optimize
Select compression level based on quality vs size requirements
Preview compression results and estimated file size reduction
Download optimized PDF files with maintained functionality

Technical Note: Our PDF compressor primarily reduces file size by optimizing embedded images while preserving all text, formatting, and document structure. Some PDFs may already be well-optimized and cannot be compressed further.