SquishPDF

Compress PDFs. Fast.

Only for Mac

Free · In‑App Purchases

Mac

Drop a PDF, pick a preset, and compress — your files shrink dramatically while keeping the quality you need. Batch mode, smart DPI presets, and 100% local processing. SquishPDF shrinks your PDFs to a fraction of their size — instantly, privately, right on your Mac. Drop a file onto the window, choose a compression preset, and hit Compress. That's it. Your original stays untouched, and the compressed version appears alongside it, ready to share, upload, or archive. KEY FEATURES - Drag-and-drop — zero setup, instant results - Smart presets: Tiny (36 DPI), Small (72 DPI), Medium (150 DPI), Large (300 DPI), plus Grayscale and Web-optimized - Compression effectiveness indicator — see at a glance how much each preset will shrink your file - Batch mode — compress multiple PDFs at once across multiple presets in a single pass - Native macOS compression using Apple frameworks — fast, lightweight, no external dependencies - Output files named with preset and DPI for easy comparison - Dark mode and light mode support - Keyboard shortcut: hit Return to compress DESIGNED FOR EVERYONE Whether you're emailing contracts, uploading assignments, archiving scanned documents, or optimizing files for the web, SquishPDF gives you the right preset for the job — from aggressive compression for email to high-quality output for print. PRIVATE BY DESIGN Your PDFs never leave your Mac. SquishPDF compresses files locally using native macOS frameworks. No uploads, no cloud processing, no analytics, no tracking. Your documents stay yours. FREEMIUM Get started with 5 free compressions — no account, no sign-up. Love it? Unlock unlimited compressions for a one-time purchase of $4.99. No subscriptions, ever. — From Dedicated Labs — precision tools for creative work. → dedicated-labs.com

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Minor bug fixes

Version 4.2

The developer, Demed L'Her, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary, for example, based on the features you use or your age. Learn More

    Accessibility

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Information

    Seller
    • Demed L'Her
    Size
    • 1.5 MB
    Category
    • Utilities
    Compatibility
    Requires macOS 13.0 or later.
    • Mac
      Requires macOS 13.0 or later.
    Languages
    • English
    Age Rating
    4+
    In-App Purchases
    Yes
    Copyright
    • © 2026 demed l'her · dedicated-labs.com
  • Developer Website
  • Privacy Policy

    • Supports

    • Family Sharing

      Some in-app purchases and subscriptions may be shareable with your family group when Family Sharing is enabled. Learn More