Get one of the most famous messaging and voice over ip call app here and download skype app.
Use Skype to stay connected with your friends. Do free internet calls, send short messages or join video chats. With Skype you can do all these things in one app.
Free calls you can only do from Skype to Skype via internet. If you want to call to a cellphone without Skype you have to charge your account.
With a charged account you can buy a skype phone number, too. With this number you can be called from skype and non-skype phones.
Download Skype App
You can download Skype for free on GetJar Apps.