How do I get a .mobi ebook onto my Kindle?
".mobi" format is the native format for books used on Amazon Kindle reading devices. I'll show you how to get that ".mobi" book you just downloaded from your PC to your Kindle.
Turns out there are at least two different ways to get that book onto your Kindle.
And then of course you can also read the book without a Kindle device at all.
Email it to your Kindle
Not everyone realizes it, but every Kindle activated with an Amazon account is assigned a unique email address. You can simply email the “.mobi” file as an attachment to the email address associated with your Kindle.
To find the email address of your Kindle, login to your Amazon account and visit the Manage Your Content & Devices (http://www.amazon.com/manageyourkindle) page
Here's a screenshot of what the page looks like:
It defaults to showing you “Your Content,” the Kindle books and other items in your library. Click on the “” tab to see the Kindle devices and applications that are associated with your account: