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3 Ways to Shrink PDF Size on Mac without Quality Loss

PDF file usually comes with lots of graphics and images, so its size becomes very large. And when we send PDF file to others by email, we may get into trouble since email usually has limits on file size. In general, 10MB is considered safe for the maximum size of an email. By this time, shrinking PDF file size on Mac becomes a crucial thing.

In addition, a large number of PDF files take a large number of storage of your Mac. Reducing PDF file size on Mac will help you to save so much space that you can store more documents. So how to shrink a PDF file on Mac? Still using Preview to reduce PDF file size but get quality lost, now we will offer 3 ways to quickly shrink your PDF file size on Mac without losing quality.

The Most Efficient Way---Shrink PDF on Mac without Quality Loss

PDF users who work with PDF on a regular basis, prefer to choose an expert to do the compressing. The most professional one can always brings us the most efficient experience in compressing a pdf or multiple PDFs, like the Cisdem PDF Compressor for Mac. It is a powerful tool for users to shrink PDF file size on Mac with 100% success and first class compressing quality.

If you need to deal with many PDF files, this program makes it amazingly simple to reduce the size of one or multiple PDF files, which allow Mac users to import up to 50 PDF files at one time. If you have higher requirement on shrinking PDF files on Mac, PDFCompressor Mac allows you to shrink PDF files in 5 modes, Minimal File Size, Small File Size, Medium File Size, Large File Size and Customized File Size. That's to say, if you choose Minimal Size Compression, a PDF file in 1.77MB will be shrinked to 451KB without any quality loss.

Follow the steps to shrink PDF on Mac without quality loss.

  1. Free Download Cisdem PDF Compressor to Shrink PDF Without Quality Loss.
    PDFCompressor provides a free trial for each user, so you can click “Free Download” button to try this application for free. It just takes approx 1.0MB on your iconFree download PDFCompressor and shrink your PDF file size on Mac right now >>
  2. Import PDFs that You Want to Shrink without Quality Loss on Mac.
    Once you have run the program, click “Add Files…” or just add by drag-n-drop to upload PDF file for shrinking size on mac.shrink pdf size on mac without quality loss 02
  3. Select Compression Mode or Customize the Setting to Shrink PDF on Mac Without Losing Quality.
    Click the setting button to choose compression mode according to your requirement. And then click “OK”. Even, you can check the real-time size under different filter modes and customized settings.shrink pdf file size without quality loss on mac 03
  4. Start Shrinking PDF Size Mac without Quality Loss.
    Click "Compress" to start to compress PDF on Mac, you will get a shrinked PDF file with lossless quality immediately. Cisdem PDF Compressor can process a 500-page PDF file within 1 minute.shrink pdf size on mac 04


The Easiest Way---Shrink PDF on Mac with Adobe Acrobat

We all know, Adobe is leading in offering solutions to manage PDFs, its PDF editor, the Adobe Acrobat series is super powerful to handle all kinds of PDF files, including shrinking PDF on mac without quality loss. Yet, there are still 2 things about Adobe that may disappoint its users, the high cost and incapability to batch shrink PDFs on mac.

Follow the steps to shrink PDF on Mac without quality loss.

  1. Open the PDF that you want to shrink without quality loss with Adobe Acrobat Pro.
  2. Go to “File”-“Save As”-“Reduced Size PDF”-Finish. You will get a reduced PDF file without quality loss.shrink pdf file size with adobe

The Most Affordable Way---Shrink PDF on Mac with Online Tool (Smallpdf)

Most online PDF compressors are free, which makes them the most affordable way to shrink a pdf. When it comes to online PDF compressor, the most popular is It is totally free. You can optimize your PDF by uploading it to the website or through email for compression. is browser-based and works for all platforms. It doesn’t matter if you use Mac, Windows or Linux.

However, Smallpdf also has some shortcomings. For example, you need to bear the advertisements on the screen, and you should pay attention to the risk you may meet if you use any online tool, those online tool may spill your files and store the information of users’ action.

Neither does support batch PDF compression, and a default mode is set for users. For instance, a PDF file in 1.77MB will be shrinked to 716.27KB.

Follow the steps to compress PDF with Smallpdf.

Step 1. At first, you need to click the hyperlink of to visit this site, be at ease, it is a safe link.

Shrink PDF on Mac with Smallpdf Step 1

Step 2. Next, you should add your PDF file to Smallpdf. There are three ways for you to add PDF file, you can click “Choose File” to add, or just add by drag-n-drop, or you can add from Google Drive, Dropbox.

Shrink PDF on Mac with Smallpdf Step 2

Step 3. Online tool usually runs little slow, you need to be patient. Then you can click “Download File Now” to download your shrinked PDF file, or you can choose to save in your Google Drive or Dropbox.

Why Cisdem PDF Compressor is Better than Other Two Ways

We have introduced three ways to shrink PDF size on Mac without quality loss for you. But as everyone knows, the features of free tool are limited, we might come across following troubles:

  1. Can’t batch shrink PDF files on Mac
  2. Only provides one default compression mode for users
  3. PDF may be of lower quality than the original
  4. Always show you annoying ads when you are using online service

For Adobe Acrobat, if you are working on PDF files frequently, or you don't care about the high cost, it is a good choice. But, if you want a more efficient solution to shrink PDF on mac without quality sacrified, without too much time and efforts consumed, a specialized software- Cisdem PDF Compressor won't let you down, give it a try now to shrink pdf on mac without losing quality!

2017-06-12 21:58:01 / Posted by to PDF Compressor Mac Follow @ Megan

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