Microsoft has finally released the official Windows Live Messenger for iPhone app. Unlike the Symbian version, it is completely free to use and is now available for download from the App Store.
You can chat with your Windows Live and Yahoo! contacts and as well as connect with your social network buddies on Facebook, MySpace, Flickr and YouTube etc.
An official iPhone app for Windows Live Messenger will be coming soon to the Apple Store along with the Windows Live Essentials 4.