Compress PDF

Reduce your PDF file size by compressing embedded images. Target a specific file size.

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Drop your PDF here

or click to browse — select one PDF file

Leave empty to use compression level above

Compressing PDF... 0%

✅ Compression Complete!

Your compressed PDF is ready.

Why Compress PDFs Locally?

When dealing with sensitive documents like financial records, legal contracts, or personal IDs, uploading files to a cloud server is a massive security risk. FileForge processes your PDF files entirely within your web browser. This means your data never leaves your device, guaranteeing 100% privacy while drastically reducing file sizes.

How to Reduce PDF Size Without Losing Quality

Compressing a PDF is incredibly simple. Just drag and drop your file into the designated area above. You can easily adjust the target size in kilobytes (KB) or megabytes (MB). Our advanced local compression engine will analyze the document and optimize images and embedded fonts to reach your target size while preserving visual fidelity.

Lossless vs Lossy Compression

FileForge allows you to balance quality and file size. For most text-heavy documents, you can safely compress the file by over 70% with virtually no noticeable difference in text sharpness. If your document contains high-resolution photos, our engine applies intelligent compression to maintain clarity while shrinking the overall footprint.

Frequently Asked Questions

No! All processing is done locally in your browser using WebAssembly. Your files never touch our servers.
Our intelligent compression algorithm balances file size with visual quality, ensuring your images remain clear and legible.
Because the processing happens on your own device, the only limit is the available RAM on your computer or phone.