Splashtop is a new app that allows you to experience the Windows 8 Metro UI on an iPad. Windows 8 Metro touch gestures are supported, so you can take advantage of all the underlying touch capabilities of Windows 8 as you build your app:
-Swipe from the right to view the Charms menu
-Swipe from the left to switch apps
-Pull down from the top to close an app
-Swipe slowly from the left to run two apps side-by-side ("snapping")
-Pinch to navigate files, folders, apps and data with Semantic Zoom
-And more
Splashtop on iTunes
That $25 price tag is a special launch promotion price - if you don't act fast, it'll scale up to $50.