8 Best Free PDF Compressor for Mac and Windows

Last Updated: February 22, 2018
PDF Compressor PC

You stuck with a large PDF file and unbale to email the PDF file because of the size? A PDF can be of any size, it can be small and big as its size depends upon the number of pages present inside it. The pain starts up when we need to email the PDF to any other individual. Every time during the upload process, the file is rejected as it is too big or large to send. Well, instead of editing the PDF file or removing the images from PDF, try some PDF compressor tools.

These compressor tools for PDF can reduce PDF file size dramatically without affecting the quality. The attached images and number of pages are the reason behind the huge PDF file size. And the best approach to shrink PDF is to compress the image files on the PDF. There are many free PDF compressor tools available that can come handy for compressing PDF files to reduce PDF file size and we listed the best of those file compressors.

PDF Squeezer

PDF SqueezerPDF Squeezer is good to reduce PDF size of a single large PDF file with this Mac software. This PDF compressor supports to compress multiple PDF files. This Mac software makes easy to shrink PDF by simply dragging into the files. This file compressor for Mac is good for saving in bandwidth and digital cloud storage.  To compress PDF file, you can select the preferable compression filter or make your own. You can also batch compress more than one file and its subfolders if required. PDF Squeezer allows to password protect the PDFs after compression and secure them before sending. With this password compressor, you can enable automatic compression on the system and save files with One-Click compression from the internet.

Download from Apple Store: PDF Squeezer

Related: Best 6 PDF Compressor Online Tools to Reduce PDF Size


PDFOptimCompress PDF in an intuitive and powerful way with PDFOptim free compressor. This PDF reducer can perform powerful and robust image compression allowing to compress the big image-filled PDF files to a small size. The color model is easily convertible through the RGB, CMYK, and Gray color profiles. The image resolution can control with this tools, and the user can reduce PDF size by lowering the resolution of images inside PDF File. This PDF tool provides a real-time preview of the original PDF with the optimized one side by side. This Mac PDF Compressor offers trackpad gestures for assisting in previewing the PDF files. In addition to this, several predefined sets of compression filters are present in the app to assist in the process to shrink PDF.

Download from Apple Store: PDF Optim

Related: 6 Best Online PDF Merge and PDF Split Tools to Manage PDF.

ExSqueeze It

ExSqueeze ItExSqueeze has crafted in such a way that this PDF Tool delivers the best result while managing the memory efficiently. The free PDF compressor is accessible in three languages. You can reduce PDF file size regardless of the many high-quality pictures present in it. The look and feel of the app are sleek, making the working of the app to be great in every manner. The results of the app are astounding and deliver the best quality PDF while using the advanced memory management techniques. Any PDF squeezed is available for preview and is easy to save for the user anytime. It is one of most popular means to compress PDF file size.

Download from Apple Store: ExSqueeze IT

PDF- Compress, Reduce and Optimize

PDF-CompressPDF Compress has a very simple and easy to access user interface that can do the job quickly. The tool comes with many compression qualities allowing you to choose the appropriate one to get the correct level of compression. Whether the PDF is password protected or not, the compression of the contents present in it is possible with the free PDF compressor tool. For easy use, you can create your own custom compression quality and save it for next use. All the process occurs within the app and offers the users drop & drag functionality to give instant access to the app. The batch mode let you compress PDF and reduce PDF file size of more than one PDF.

Download from Apple Store: PDF-Compress

PDF Compressor

This Windows PDF Tool let you compress the scanned PDF and reduce PDF size. The users can select a particular compression value to get a better-compressed result and quality of content. There is no need to worry about the restricted or encrypted PDF files, as it accepts them without any trouble. There is no need to install the Adobe Acrobat and the size of the tool is compact. No sort of memory loss is present while using the software for compressing the PDF file. With this Windows PDF Compressor, you can avoid the upload and sharing troubles with this PDF compressor assisting in every possible way.

Download for Windows from Website: PDF Compressor

Free PDF Compressor

FreePDFCompressorThis Free PDF Compressor for Windows helps you to effectively reduce PDF file size and compress the file in acceptable quality. The use of the software is simple and easy allows to just select the PDF file and hit compress option to get the compressed PDF file. This free PDF Compressor will display the rate of compression process with a progress bar running until the completion of the process. The software inherits five compression settings starting from Screen to the Default option. In Screen, the PDF is of low resolution and comes with 72 dpi images. The five-compression settings give different compression ratio allowing you to get small or big output file with the use of diverse setting.

Download for Windows from Website: Free PDF Compressor

Nice PDF

Nice PDF is a good free PDF compressor tool inheriting a good engine to reduce the PDF file size. The PDF software supports multiple languages allowing any user present worldwide to access it easily. The tool inherits a sleek and intuitive interface allowing great working without any trouble. The size of the tool is not big enough and it does not loads heavy on the system’s memory.  This PDF Reducer for Windows is available especially to address the trouble of sharing and uploading of big PDF files. No matter, how big the PDF file is, compress PDF with no difficulty through this whenever you want.

Download for Windows from Website: Nice PDF

PDF Reducer

PDF ReducerPDF Reducer is a super fast and powerful free PDF compression tool. Available for the help of the general public and developers, any PDF file can be reduced up to 80% easily. The reducer removes the unwanted or unused objects from the PDF whenever you want to. The tool recognizes the Black&White documents and encodes them as plain B&W ones to reduce the PDF size. The un-necessary high-resolution images decrease in the process to reduce the file size without any effect on viewing. It also comes with linearization allowing you to give the file to be available for web-users even PDF file download is complete. Other than PDF files, it can downsize many other file formats.

Download for Windows from website: PDF Reducer

There is no need to worry about large PDF Files anymore. There are many free PDF Compressor tools are available to reduce PDF size by compressing the PDF and allows you to easily attach to the email or chat window. The tools can shrink PDF dramatically and compress PDF file without any content loss. Based on your PC OS, whether it is Mac or Windows, we listed the PDF Compressor Tools for PC.

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