Skype for Windows Phone 8 brings the dream to reality of mobile VOIP. By running seamlessly in the background (like on Window 8), users can sign in once and always remain online without having to worry about battery life. Users can chat while talking, switch to speakerphone or the earpiece, minimize calls and even turn off the screenit's all there. Calls come in like "normal" phone calls giving you the experience of Skype just being there.
You can pick up Skype for Windows Phone 8 here right now in the Store.