The best free ebook reader software is great for when you need to get serious reading done. We like to read casually on phone, but often we need more. We need tools at hand for taking notes. We need a bigger display and power to search. When we need more for reading, we turn to an ebook reader on our computer. Thankfully, some of the best software for reading ebooks is free. When we look for ebook software, we look for good organization, easy note taking, and synchronization across devices. We can find all of that in our top picks.

Updated：2026-07-24