Apple's three iWork apps have been updated alongside iOS 5 going live. The updates are available now through the App Store and include the following:
Keynote
Automatically store presentations in iCloud and keep them synced among multiple iDevices.
Download presentations to a Mac or PC at icloud.com/iwork as Keynote '09, PowerPoint, or PDF files.
Drag and drop Keynote '09 or PowerPoint presentations to icloud.com from your Mac or PC to have them
