Reduce PDF File Size

PDF also known as Portable Document format is one of the most stable and widely used formats to send, transfer the documents from one computer to another computer, mobile phone or tablets.  As PDF promises the highest quality of documents so, size has always been a problem with this format. These documents are usually large in size. There are plenty of services that will let you reduce the size of PDF files within a few seconds. Most of the famous Paid PDF readers and annotators have already had this feature, however, if you don’t have any third-party software installed on your computer, you can use an online service to convert all PDF files with just a few clicks.

Important Points:

If you want to reduce the size of more than three files, we will recommend you to download the software on your Windows PC or Mac to do that task for you.

Reducing the size of PDF file will undoubtedly affect the quality of the document, so, if the quality is not an issue for you, go ahead and use one of the below-mentioned software or web services.

How to Reduce PDF file size using online service?

There are plenty of web servicers that offer this reduction service but most of them either have many Ads on their web page or require you to create a new login id on their web page. The primary mechanism behind these web services is approximately same, upload files, select different options, compress them and download them on your computer. One great service is SmallPDF, which is Ad-free, doesn’t add watermark and automatically does the Job in seconds.

Open Web browser on your Windows or Mac PC and Go to

On the main page of the website, you can either directly upload the files from your computer, import them from storage services such as Dropbox and Google Drive or can drag them to this page. Click on the Choose Files

Select the files that you want to compress and click on Open

Wait for a few seconds, it will automatically compress the PDF file, and when that is done, you can click on Download File Now to download the file directly to your computer. You can also use Dropbox or Google Drive to download the files directly to these storage services.

How to Reduce PDF file size on Windows PC?

If you want to convert more than one PDF file, you should get a desktop software for your Windows PC. There is one great Ad-Free, Watermark free tool that does this job in a great way, PDF Compressor.

Download and Install PDF Compressor on your Windows PC from the links given below. After clicking on the link, click on Download Now button and follow the on-screen instructions to install it on your computer.

Once installed, open this software on your computer. Either click on the Add Files button in the top left corner or simply hit the Click here to Add files button on the software. Select the folders or files that you want to compress and click Open

Once files are in the PDF compressor, Click on the Start Compression button

Wait for a few seconds and let it finish the task for you. Once the compression is completed, a new pop-up will be shown asking you to open the Output folder.

Make sure to check the status of your compressed PDF files, if the status is saying OK than the process has completed successfully.

How to Reduce PDF file size on Mac?

Unlike Windows, Apple provides a built-in tool to reduce the PDF files with a few clicks. All you have to do is use the Preview app on your Mac. Here’s how you can do that.

Open Preview app on your Mac or select the PDF file that you want to reduce in size.

Once the PDF file is opened in the Preview, Click on the File menu and select Export

Click on the option next to Quartz Filter

Now, Select Reduce File Size

Click on Save button to save the PDF file.