Apr 09, 2021 Part 2: How to Compress PDF Size on Mac via Preview. Preview is the default PDF viewer on Mac, you can also use it as a free method to reduce PDF files on Mac. Moreover, you can either split the large PDF file into several parts or reduce the size of PDF with a good quality via the Quartz filter. Part 2: How to Compress PDF Size on Mac via Preview. Preview is the default PDF viewer on Mac, you can also use it as a free method to reduce PDF files on Mac. Moreover, you can either split the large PDF file into several parts or reduce the size of PDF with a good quality via the Quartz filter.

WhatSize7.6.6 Now supporting macOSBig Sur (10.12 and above)
Re-engineered using the latest Apple technology

System Requirements: macOS 10.12 or later. Compatible with macOS Big Sur

• Measure

  WhatSize quickly measures the size of your storage devices and allows you to sort, filter, and refine the results. The files and folders are automatically sorted by size to show the largest first. The app uses the latest macOS technologies to stay up to date with any changes without having to re-scan everything.

• Chart Display

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• Cleaning Tools

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• Find Duplicates

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Or you can always start a free trial!

PDF compressor for Mac reduces the size of large PDF files in seconds

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Reduce PDF Size Mac

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Official Adobe® PDF Mac Library

NXPowerLite uses the official Adobe® PDF SDK, the same technology that Adobe® use to build Acrobat®. This high-quality library provides the perfect strong foundation for our Mac PDF compressor.

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Images used in PDF files are often larger than necessary. NXPowerLite will compress embedded images to reduce PDF file size on Mac.

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NXPowerLite optimizes whole files. There’s no need to compress individual elements within your presentation, just drag and drop and optimize.

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Offline software that compresses files locally and without the need for an Internet connection.

How to compress a PDF on Mac

A simple step-by-step process on how to reduce a PDF file on Mac using NXPowerLite software. This guide takes you through the compression process in four simple steps.

Download and open NXPowerLite Desktop Mac — file compression software.
Drag your PDF file onto NXPowerLite.
Click 'Optimize' to reduce file size.
Wait a few seconds and your smaller, optimized files will now be ready to use.