Version 2.0.1 — Available on the Mac App Store!

Compress PDFs locally.
Keep your data private.

The last PDF compressor you'll ever need. A lightweight macOS app that shrinks your files without uploading them anywhere. Works offline using the industry-standard Ghostscript engine for superior compression results.

Download on the
Mac App Store
Download Free Direct Download (.dmg) Download Pro Bundle Direct Download (.dmg)

Free: macOS 11.0+ (Intel & Silicon) • Pro Bundle: macOS 13.0+ (Apple Silicon)

GhostPDF App Interface

Why GhostPDF?

Built for researchers, professionals, and anyone who cares about privacy.

🔒

100% Offline

Your files never leave your Mac. No uploads, no cloud processing, no tracking. Perfect for sensitive documents.

👻

Powered by Ghostscript

Uses Ghostscript, the industry-standard PDF engine trusted by professionals worldwide. Superior compression, advanced control, and professional-grade results.

🔐

Password Support

Seamlessly handles password-protected PDFs. The app prompts for passwords when needed, supporting batch processing of encrypted documents.

🎯

Simple & Powerful

One-click presets for quick compression. Pro mode for fine-tuned control. Drag, drop, done.

☑️

Selective Processing

Choose exactly which files to process with checkboxes. Skip files, delete individuals, and compress only what you need.

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Batch Processing

Process hundreds of files at once. Real-time progress tracking for every file in your batch.

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Decrypt & Unlock

Forgot a password? Need to edit a restricted file? Instantly remove owner passwords and unlock full access to your documents.

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PDF Repair

Automatic recovery for corrupted or damaged PDFs. Rebuilds file structures to salvage unreadable documents.

↕️

Drag & Drop Reordering

The new Drag-and-Drop interface makes organizing pages effortless. Easily reorder pages to structure your document exactly how you need.

Industry Standard Compression

GhostPDF harnesses the power of Ghostscript for professional-grade results.

👻

Ghostscript Engine

We've chosen Ghostscript as our exclusive compression engine because it offers superior control and quality compared to native system tools. It enables:

  • Precise DPI control
  • Superior compression ratios
  • Reliable standard compliance
  • Advanced grayscale conversion
  • Smart font subsetting
  • Metadata preservation

Optional: Install Ghostscript via Homebrew: brew install ghostscript

Pro Features

Advanced controls for professionals who need precise output.

🎨 Color Management

Convert to Grayscale or Monochrome. Set custom DPI for color, gray, and mono images independently.

🔤 Font Optimization

Subsetting embeds only used characters to save space. Option to fully embed or compress fonts.

🛠️ Advanced Options

Remove metadata, detect duplicate images, and use ASCII85 encoding for compatibility.

More Than Just Compression

Powerful tools included with GhostPDF.

Security Suite

🔐

Encrypt PDF

Password-protect PDFs with industry-standard encryption. Control printing and copying.

Protection
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Decrypt PDF

Remove passwords from protected files instantly (password required). Unlocks full access.

Unlock
💧

Add Watermark

Apply custom text watermarks. Control opacity, rotation, and placement for branding.

Branding

Page Management

📑

Merge PDFs

Combine multiple files into one document. Perfect for reports and compilations.

Combine
↕️

Reorder Pages

Drag-and-drop page manipulation. Easily rearrange pages to structure your document.

Visual
✂️

Split & Extract

Split files apart or extract specific pages (e.g., '1, 3, 5') into new documents.

Selection

Content Tools

🔄

Rotate & Delete

Quick select buttons for Odd/Even/All pages. Fix orientation or remove unwanted pages instantly.

Quick Select
📏

Resize to A4

Standardize mixed-size documents. Scales all pages to fit standard A4 paper size.

Format
🖼️

PDF Rasterizer

Convert pages to flat images. Prevents copying/editing of text and vectors.

Security

Advanced & Extraction

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PDF Repair

Rebuild corrupted file structures. Salvage unreadable PDFs automatically.

Recovery
🗄️

Convert to PDF/A

Archival standard (PDF/A-2b). Ensure long-term preservation and compliance.

ISO Standard
📸

Professional Image Extraction

Extract original, full-resolution images from any PDF in their native formats (JPEG, PNG, TIFF). Fully supports complex color workflows, including CMYK, ICCBased, and Indexed color spaces, ensuring zero quality loss.

Professional

📦 Installing Ghostscript

The free version of GhostPDF requires Ghostscript installed. Download the Pro Bundle to skip this step.

🍺 Homebrew (Recommended)

brew install ghostscript

Most popular method. Automatically keeps Ghostscript updated. Install Homebrew first if you don't have it.

⚓ MacPorts

sudo port install ghostscript

For MacPorts users. Alternative package manager with excellent macOS integration.

Note: Ghostscript doesn't provide pre-built macOS packages. Package managers handle compilation and dependencies automatically.

💡 After installation, restart GhostPDF to detect Ghostscript automatically.

How We Compare

Why thousands choose GhostPDF+.

Feature GhostPDF+ Adobe Acrobat PDF Squeezer
Price Free $15/mo $19.99
Open Source
Native SwiftUI
Pro Controls
PDF Tools (Split/Merge)
Drag & Drop Reordering
Page Numbers
Watermarks
Encryption
Decrypt / Unlock
PDF/A & Repair
No Subscription
Lightweight
Native Image Extraction
Notarized
🛡️

Open Source & Secure

Trust is earned through transparency. GhostPDF+ is fully open source under the AGPLv3 License. You can inspect every line of code to verify your data never leaves your device.

View Source on GitHub

Ready to compress?

Free to download. No account required. No strings attached.

Privacy Policy

Last updated: December 2025

GhostPDF is designed with privacy as a core principle. We do not collect, store, or transmit any user data.

Data Collection

This app collects no personal information. All PDF compression happens entirely on your device. Your files are never uploaded to any server.

Network Access

This app does not require internet access and makes no network connections. It works completely offline.

Third-Party Services

This app does not integrate with any third-party analytics, advertising, or tracking services.

Contact

If you have questions about this privacy policy, contact us at ou.salman@icloud.com

Support

Need help with GhostPDF? We're here to assist.

Contact

For bug reports, feature requests, or general questions, please email us at:

ou.salman@icloud.com

Common Issues

  • PDF not compressing: Some PDFs are already optimized and may not compress further.
  • Ghostscript Issues (Free Version): If not detected, install via Homebrew: brew install ghostscript. The Pro Bundle (v2.0) includes Ghostscript and requires no setup.
  • Quality too low: Try a higher DPI setting in Pro Mode.

System Requirements

  • Pro Bundle (v2.0): macOS 13.0+ (Ventura) • Apple Silicon Only
  • Free Version (v1.5): macOS 11.0+ (Big Sur) • Intel & Apple Silicon