1. Choose who can text you. Search for the Username and Send Friend Requests.
2. Share Text with Emotions , Audios , Videos , Images and Self-Made Drawings from within the Chat Window.
3. Setup Profile with your Name and Quote.
4. Set Privacy to your Profile and Customize the Application (Notifications and Messages ).
and much more. (with much more coming with the updates.)
Emoji provided free by http://emojione.com