Tips - Open file .epub

If you need to open file .epub here is relative utility suitable for this purpose:

calibre is a free and open source e-book library management application developed by users of e-books for users of e-books. It has a cornucopia of features divided into the following main categories:
  • Library Management
  • E-book conversion
  • Syncing to e-book reader devices
  • Downloading news from the web and converting it into e-book form
  • Comprehensive e-book viewer
  • Content server for online access to your book collection
  • E-book editor for the major e-book formats
  • You can see usage statistics for calibre here.
  • You can see usage statistics for the various news sources in calibre here.