files. Sometimes however you may find it is not user-friendly on mobile devices with smaller display. For example, the PDF content or text may not be reflowable, you have to zoom in or out frequently when reading PDF files on smartphones. PDF books will tend to be fixed-width. Other book formats, such as EPUB, will adapt to the shape and size of mobile phones and tablets, and the text is reflowable. In this quick guide, we will show you how to solve this problem and convert PDF books to EPUB format using a free ebook converter, Calibre, which is powerful, easy to use, and best of all it’s totally free to download and use. Get this free ebooks here if not yet.
Converting books from one format to another using Calibre is easy. We’ll use its Windows version on a Windows 10 PC in this demo to demonstrate how it can be done in quick steps.
Run the free ebook converter and editor on your PC. Click Add books button at the top left corner to navigate to the folder on your PC where the books are saved. All imported books will be listed in book list in the middle column. Click the Convert books button from the top toolbar, a new dialog pops up. Here you can select a different output format other than EPUB which is set as the default output book format.
For your quick reference, here are the formats Calibre currently support:
- Input Formats: AZW, AZW3, AZW4, CBZ, CBR, CBC, CHM, DJVU, DOCX, EPUB, FB2, FBZ, HTML, HTMLZ, LIT, LRF, MOBI, ODT, PDF, PRC, PDB, PML, RB, RTF, SNB, TCR, TXT, TXTZ
- Output Formats: AZW3, EPUB, DOCX, FB2, HTMLZ, OEB, LIT, LRF, MOBI, PDB, PMLZ, RB, PDF, RTF, SNB, TCR, TXT, TXTZ, ZIP
Since we are going to convert PDF to EPUB which is the default book format in Calibre, thus we do not need to choose a different file format here. Optionally you can customize book cover image, title, author, and other metadata, edit fonts, font size, layout, and other aspect of the books here. Note that this book converter has various device specific profiles you can choose and apply in just one click. For more details, you can refer to this iPhone iPad ePub books converting guide, just as an example. You can find profiles for more devices, such as Cybook, Hanlin, Illiad, iPad, IRex Digital Reader, JetBook, Kindle, Kobo Reader, Microsoft Reader, Mobipocket Books, Nook, PocketBook, Samsung Galaxy phones, Sony reader. When you are done with the settings here, click the OK button at the bottom right corner to convert PDF to EPUB books instantly.
In the right column of Calibre book tool, you can see the book cover image, author, formats and path. Click the path to open the folder where both the source PDF and converted EPUB books are saved. You can then send the books to anyone you like to share with, your friends, family, or any device you like to read the book with, your mobile phone, tablet or book reader.
Calibre books can be shared in many different ways. Email is a good option to send a few books. Calibre Content Server allows users to share books in the same network wirelessly, see the steps to send Calibre books to iPhone iPad. You can also use third party file transfer or sync tools, such as iTunes for iOS device, Shareit file transfer, Send Anywhere file transfer, and so on. Check out this step-by-step tutorial to share files between mobile phones and PC using ShareIT transfer.