[citation needed] Extreme poverty may affect the lifespan and the lack of money via some type of pension system increases the poverty rate among the elderly worldwide. Issues like hunger, illness and thirst are all causes and effects of poverty.
However, even despite many of them being available in the App Store, the two most important ones remain Skype and FaceTime. The first one is a third party app that brings to the iPhone, iPad and iPod Touch the experience of the ultra-popular video calling service that became famous on the PC and the Mac.
Skype is an internet voice and video calling (VoIP) service that allows users to call and chat with other Skype users around the world free of charge. You can also use Skype to call mobile numbers landlines by purchasing Skype credits.