over-the-top messaging


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over-the-top messaging

A text messaging app that uses the Internet for transmission. Contrast with the SMS and MMS messaging systems built into cellphones and smartphones that ride over the networks of the phone carriers. See over-the-top broadcasting, SMS and MMS.
References in periodicals archive ?
the real-world impact of WhatsApp Messenger, over-the-top messaging and instant messaging
Despite the popularity of over-the-top messaging applications like Apple's iMessage and WhatsApp, our data shows SMS growing every year from 2012 to 2016, delivering a cumulative $1 trillion in operator revenue during those 5 years.