In the export dialogue box, choose the quality that you prefer. · Use any of the quality levels, from Very High to Good, to enhance the quality of your PDF. · You'll need to save your PDF as PDF, not as RAR file. · Print your newly compressed PDF to disk, or save the PDF to your photo folder on your Mac. How to choose the best free PDF file compression software? Most of the time, it is not necessary to compress many PDF files (like a book or thesis). But if you need to compress large PDF files for your website, for example, or want to avoid costly costs, it may make sense to use this tool. In order to be sure about the best free PDF file compressor, you need to find a reliable company that can test the best free PDF file compressor. If you are searching the internet on the best free PDF file compressor on the web, you may have stumbled across many sites that list multiple free file compressor programs, but they often mention a specific free PDF file compressor, but they are not able to test the program or list a reliable company that will test its features. There are no such websites that test the highest quality free PDF file compressor as compared to the standard free file compression software. In other words, there are no reliable websites that test this particular free PDF file compressor for its features (and not because they are trying to promote a particular free PDF program). Therefore, the most reliable way to find the best free PDF file compressor software is to ask the company which can test it. They can test all the popular free PDF file compressors and provide you with their reliable recommendations. So if you are looking for a highly compatible free PDF file compressor, it may be a good idea to talk to the company that can test this for you. Free PDF file compression apps for Mac There are a lot of good free PDF file compression applications including: The best free PDF file compression for iPhone — PDF Element For all these apps, you can read online tips and tricks here! Top 5 free PDF program on iOS — Apple Support, Top 5 Free PDF file software on iOS Note: While I have recommended testing each one of these free PDF file compressors, you could test the programs before choosing it, but before doing this you will need to look at its features carefully. This article is updated frequently, as well as some previous article are now removed or moved to another page.