Amazon has quitely lauched Kindle app for Windows Phone 7, now available in the Zune Marketplace. As is the case with Kindle apps, Kindle for WP7 supports in-app purchases from Amazon’s extensive catalog.
The app makes use of the metro interface, and appears to contain all of Kindle’s basic features — including the ability to customize your reading experience, you can choose five different font sizes and three color schemes — white on black, black on white, and sepia — and adjust contrast via a slider control. Device orientation is supported, allowing you to read in portrait or landscape mode.
The app also offers you recommended reads, and you can preview the first chapter of a book before deciding whether or not to make a purchase.
The Amazon Kindle app for Windows Phone 7 is a free download from the Zune Marketplace or scan the Microsoft Tag code: