Amazon have updated the Kindle app to 2.9. You can now use the Send-to-Kindle feature to send documents to an iOS device, adds PDF reading support and has a new library view.
What’s New In Version 2.9
• Email documents to your new Send-to-Kindle e-mail address and we deliver them to your device. The documents are automatically archived in the Amazon Cloud and available for re-download on your iOS or supported Kindle devices.
• Open PDFs from Mail or Safari, by transferring them from iTunes, or by sending them to your Send-to-Kindle email address. The Kindle PDF reader supports PDF table of contents and thumbnail navigation for quickly jumping through the document.
• New library organization allows you to view your Kindle Books, Newsstand, and Docs.