MyDevTools

PDF Compressor

Compress PDF files to reduce their size directly in your browser with no uploads required.

Input

Drag and drop PDF files here

The PDF Compressor is a privacy-first online tool designed for developers and everyday users. All processing happens locally in your browser using WebAssembly, ensuring your PDFs never leave your device.

Detailed Functionality

This tool provides fast and efficient compression of PDF files directly in your browser. Built with modern web technologies and powered by Rust-compiled WebAssembly, it reduces file size without requiring any server uploads.

The interface is designed for simplicity and efficiency. You can upload one or multiple PDF files, compress them in a single click, and download the results immediately. All operations are performed client-side, guaranteeing complete privacy for your sensitive documents.

Practical Examples

Example 1: Compress a large PDF report before emailing it to reduce attachment size.

Example 2: Reduce the size of scanned PDF documents for easier storage and sharing.

Example 3: Batch-compress multiple PDF files at once to save storage space.

How to Use This Tool

Step 1: Upload PDF Files

Click the upload button or drag and drop one or more PDF files into the tool.

Step 2: Compress

Click the "Compress PDFs" button to process your files locally in the browser.

Step 3: Download

Download each compressed file individually once processing is complete.

Tips and Best Practices

  • All processing happens in your browser for maximum privacy
  • The tool works offline after initial page load
  • Your files are never uploaded to any server
  • Supports multiple PDF files in a single session
No data is sent to the server