Top 10 Tips to Compress PDF on Mac without any Fuss

"I got some PDF documents and want to send through Email but find that the size is too large. Is there any way for me to compress the PDF file size?" No Worry! Here we share 10 tips to help you to compress PDF on Mac for Email or other purposes. In fast, there any many ways to reduce a PDF file size, such as remove the unwanted objects, shrink images, convert the PDF or just compress the PDF. No matter which way you like, just read on and learn how to compress PDF without losing quality with PDFelement Pro.

Part 1: How to Compress PDF Using PDFelement Pro for Mac

The best PDF compressor for Mac (macOS 10.14 Mojave) we would like to recommend is PDFelement Pro. This program can help you to reduce PDF file size in lossless compression way. You can keep the objects, images and other elements in PDF but get a smaller size PDF for transferring through Email. And this PDF compressor provides you with compression options, so you can customize the PDF compression settings. Also see more features:

Highlight Features of PDFelement Pro:

  • Edit PDF text, images, links, and annotate PDF with built-in editing tools.
  • Create or convert PDF from and to formats like Word, Excel, Webpages, etc.
  • Combine multiple PDF files and split a large PDF file to several files.
  • Fill out PDF forms and create fillable PDF forms from form templates.
  • Secure PDF documents with password and decrypt protected PDF easily.
  • Support OCR feature to edit and convert scanned PDF without any fuss.

Step 1. Open the PDF file with this PDF compressor

Launch the PDF Compressor for Mac. Click the "Open File" button to add your file. Alternatively, you can also click the blank area on the primary window and then drag and drop the PDF you want to compress to the program. The file will be opened with the program.

open file

Step 2. Start compressing PDF on Mac

Now go to the "File" menu and click on the "Optimize PDF" option.


You will get the Optimize pop-up window. From here, you can choose suitable compression rate and preview the result after compression. Finally, click "Save as" to confirm the change. And if you want to learn more PDF solutions, please go to this page.


Part 2: How to Compress a PDF File on Mac with Preview

Preview not only allows you to open and view image and PDF files, but also lets you compress PDF files. Below are the steps to do so.

  • Step 1: Launch Preview on your Mac.
  • Step 2: Go to the "File" menu and click the "Open" option. And then select the PDF file you want to compress. Click "Open" and the file will be opened in Preview.
  • Step 3: Now navigate to the "File" menu again and choose "Save As". Then in the "Quartz Filter", choose the "Reduce File Size" option. And then specify a file name and destination for the compressed PDF.
  • Step 4: Click "Save" to start compressing PDF.
compress pdf

Part 3: 2 Ways to Compress PDF Using Adobe Acrobat

Adobe Acrobat provides you with two ways to compress PDF files. You can decrease size of PDF using the "Save As" function or reduce PDF file size using the built-in PDF Optimizer. Just follow the below steps:

Way 1: Compress PDF Using Adobe Acrobat "Save As"

  • Step 1: Launch Adobe Acrobat and click the "Open" option to import the PDF file you want.
  • Step 2: And click "Save As Other…" > "Reduce Size PDF…". And you will open the settings window.
  • Step 3: Under the Acrobat Version Compatibility tab select newer version, which will reduce the PDF to a smaller size.
  • Step 4: And you can click "Apply to Multiple" to apply the settings to multiple files.
  • Step 5: Click "OK" to complete.
compress pdf in adobe

Way 2: Compress PDF Using Adobe Acrobat PDF Optimizer

  • Step 1: Open Adobe Acrobat and import the PDF file with the program.
  • Step 2: Go to "Save AS Other…", and select the option of "Optimized PDF…".
  • Step 3: In the pop-up window, audit your PDF and confirm the compression settings.
  • Step 4: Click "OK" to make PDF smaller.
adobe pdf compressor

Part 4: Other Ticks to Reduce a PDF File Size

There are still other methods to help you to reduce PDF file size. You can recreate PDF, convert PDF, remove the unwanted object in PDF, shrink images in PDF or compress PDF using WinRAR.

Tick 1. Recreate PDF

Recreating PDF is a simple way to downsize a PDF. By doing this, you can compress images in the file or remove unwanted objects. You can process this method easily with any PDF tool that comes with the function of create PDF. Here you can use PDFelement Pro to do so.

  • Step 1: Launch the program.
  • Step 2: Click the "Create PDF" button to open the PDF file with the program.
  • Step 3: Go to "File > Save" to save the file to a new PDF.
recreate pdf

Tick 2. Remove unwanted objects

A PDF file will contain many elements, like annotations, links, bookmarks, form fields and others, which can be removed from the PDF file to reduce the file size. And PDFelement Pro can help you to remove these elements with its built-in editing tools.

  • Step 1: Launch the PDF editor and import your PDF file to the program.
  • Step 2: Click the "Edit" button on the top toolbar.
  • Step 3: Then select any elements as you needs and right-click, then choose "Delete" to remove them.
delete pdf

Tick 3. Convert PDF

You are able to condense a PDF file by converting it to other formats like Word, PPT, EPUB, Text file, image and more. PDFelement Pro provides you with multiple output formats when you need to convert PDF.

  • Step 1: Open the program.
  • Step 2: Click the "Convert" button on the top toolbar to open the conversion interface.
  • Step 3: Click "Add Files" to select the PDF you want to convert. And then select the output format. You can add multiple PDF and do batch compress PDF on Mac.
  • Step 4: Lastly, click "Convert" to start the conversion.
convert pdf

Tick 4. Compress PDF Using WinRAR

As we know, the WinRAR can help us to compress files to a smaller size. So if your PDF files are large, you can zip PDF by using the WinRAR utility.

  • Step 1: Install the WinRAR on your computer.
  • Step 2: Find the PDF files you want to compress.
  • Step 3: Right click on the PDF file and select compress file option.
  • Step 4: Then select RAR or Zip option. And confirm the compress settings and then click "OK" to start zipping.

To compress PDF with WinRAR, you can only customize the quality sections, while PDFelement Pro for Mac provides you with more options on downsample, compression type and it can come out with lossless compression with this PDF editor.

Part 5: How to Compress Scanned PDF on Mac

Many of Mac users might be frustrated on dealing with scanned PDF. As this kind of PDF is image-based, so you are unable to do any changes like edit, convert, much less compress scanned PDF. Luckily, with the help of PDFelement Pro, you can handle scanned PDF as easy as native PDF. This PDF compressor for Mac (macOS Mojave) comes with industry-leading OCR feature, so you can convert, edit and compress scanned PDF without any fuss. Just follow the below simple stem to do so:

Step 1. Import scanned PDF to the program

When you launch the program, just click on the "Open File" button to select the scanned PDF and import it to the program. And you will get a notification asking you to activate OCR feature.

open pdf

Step 2. Enable the OCR feature

Then go to "Edit" tap and click the "OCR" button. And then choose a language you need and click "Perform OCR". The program will start performing OCR. Now the program will allow you to do any modifications on the scanned PDF.

perform ocr

Step 3. Compress scanned PDF on Mac

Now you can go the "File" menu and click the "Optimize PDF" option to start compressing the scanned PDF.

optimize pdf with pdf editor
Posted by to Edit PDF
Published: May 04,2017 17:15 pm / Updated: Jan 26,2019 14:28 pm
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