over-the-top messaging


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over-the-top messaging

A messaging app such as WhatsApp or Facebook Messenger that uses the Internet for transmission. Contrast with the SMS and MMS messaging systems that are built into cellphones and smartphones. See over-the-top broadcasting, over-the-top service, 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.