Facing trouble in reading PDF on Kindle? And desire to convert PDF ebooks to Kindle .mobi format for reading PDF ebooks whenever and wherever you want? Have you ever been bothered with inappropriate text or images, when reading the PDF ebooks?  Well, all these problems become a figment of your imagination while enjoying your reading experience in the Kindle format. The Kindle’s .mobi format adjusts the contrasts of the images and the texts to make them more reader friendly.

Here show you several freewares to convert PDF to Kindle for free.

First: using the MobiPocket Creator-MobiPocket Creator, a free software from MobiPocket. In addition to PDF you can easily convert Word, HTML, and .txt for the Kindle.

Second: Use the desktop program-Calibre
Calibre shows you one-stop solution for converting PDF to MOBI. It is a free and open source e-book library management application developed by users of e-books for users of e-books.

Calibre supports the conversion of many input formats to many output formats. It can convert every input format in the following list, to every output format.

Input Formats: CBZ, CBR, CBC, CHM, EPUB, FB2, HTML, LIT, LRF, MOBI, ODT, PDF, PRC**, PDB, PML, RB, RTF, SNB, TCR, TXT

Output Formats: EPUB, FB2, OEB, LIT, LRF, MOBI, PDB, PML, RB, PDF, SNB, TCR, TXT

Another outstanding feature of Calibre is Syncing to e-book reader devices like SONY PRS line, Barnes & Noble Nook line, Cybook Gen 3/Opus, Amazon Kindle line, Entourage Edge, various Android phones and the iPhone/iPad,etc.

from http://www.calibre-ebook.com/

Third way: Make use of online conversion platform: Zamzar
It offers to transform files from a multitude of different sources including: Video, Music, Image and Documents.

Tip: There is still a versatile and safer program available for tackling PDF incompatibility with your devices, such as PDF Converter (converting PDF to Word, HTML, Image or plain text files). In addition, newly released PDF to Flash Converter gives you the perfect solution for making flash book, flash page flip, flash magazine or sharing the electronic ebooks on the web.