TeamViewer Remote Control
Remote control Windows, Mac, and Linux computers with TeamViewer: Remote Control within seconds.
Mac
Transfer books between Kindle app and computer using iTunes
How to send books from computer to Kindle on iPhone iPad or download Kindle books from iPhone iPad to computer using iTunes?
Transfer books from computer to Kindle on iPhone iPad
Transfer books from computer to Kindle on iPhone using Apower phone manager.
XnConvert
XnConvert is a powerful and free cross-platform batch image processor, editor, converter for Mac, Windows, Linux.
Compress books for Kindle
Compress books, Mobi, ePub, AZW, AZW3 to Kindle using Calibre for Windows.