There are also document scanning apps available for working with PDF files. For example, it won't work with DRM protected files, plus it only allows for the reading of PDF files while other software can allow for the editing, annotating, and even e-signing of PDF documents. While Apple Books includes a feature for reading and organizing PDF files, it does have some limitations. This is especially important as sharing PDF files has become a normal online activity, with a huge number of PDF documents available on the internet for a wide range of purposes, for the simple reason that it can be read by users with different operating systems.Īnd while there are general all-purpose free PDF readers and free PDF editors, there are ones specifically for different operating systems, such as PDF readers for Windows, PDF readers for Android - and, of course, PDF readers specifically for the Mac and Macbook. Click the links below to go to the provider's website: