Skype which is already available on Android and iPhone will be on 'Microsoft Mango' as well for the first time.

But Microsoft has not revealed the date of incorporation. It is also not known whether it will come as an app or in some other form.

It is confirmed that the new 'Chat' feature will not be fed by Skype message as in Facebook. At present, 'Windows Phone 7'users can respond to someone through text or instant message or Chat.

Skype is certain to utilize the front facing camera in the Windows Phones 7 devices. Microsoft is waiting for the approval from the concerned authorities regarding its adoption of Skype.

Microsoft also has kept on hold its new network 'Google+'