Some ePub books have DRM restrictions on them, so we can't read them freely on all readers. If you can remove DRM restrictions from them, it's convenient for you to enjoy ePub books on various devices such as iPad, NOOK, Sony Reader or other device without limitation.
Calibre is a free ePub book DRM removal software. It is a very famous an e-book management software. You can easily remove DRM restrictions from iPub books with this software's plug-ins. You can follow the steps below to remove DRM from ePub books. What's more, you can use this software to be an ePub Converter for Mac.
Step 1. Download this free software on your computer and run it.
Step 2. Click the "References" on the top menu of the interface and click "Plug-ins".
Step 3. Click on the "Add a new plugin" button.
Step 4. When you successfully install the plugin, You can click "Apply" button.
Step 5. Add your book into this software and you will get a DRM removed ePub book.
ePUBee is also a freeDRM removal program, which can remove DRM restrictions from ePub books with good quality. You can read the ePub books on iPad, iPhone, iTouch, Sony Reader, Android, Kobo and more. But it only works with Windows.
Step 1. After you install this software on your computer, launch it. Then you can click the "Browse" to select your EPub books from "My Documents".
Step 2. The output files will be saved in a "Decrypt Output" folder. You can browse anther path to change the setting to save the target ePub books.
Step3. Hit on the "unDRM directory" button to remove DRM from ePub books.
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