VoIP apps threaten SMS messaging?

Apr 29, 2013, 3:43 PM EDT
Olivia Fagan competes in an early round during the 6th Annual LG US National Texting Championship August 8, 2012 in New York's Times Square.
AFP/Getty Images/Stan Honda

Mobile carriers' data plans that include voice calls and SMS messaging are potentially being gutted by the ever-popular VoIP application. Apps such as Skype, WhatsApp, ooVoo enable users to text for free, lessening their dependency on carrier plans, and a recent study indicates that VoIP app usage is surpassing that of traditional SMS.

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