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Contents: MMS vs SMS. Definitions. SMS is the abbreviation for Short Message Service and is the text communication service component of a phone or mobile communication system, using standardized communications protocols that allow the exchange of short text messages between fixed line or mobile phone devices.
Short Message Service (SMS), more colloquially known as âtext,â is a protocol used for sending short messages over mobile networks. The first SMS was sent in 1992; by 2010, SMS was the most widely used data application, adopted by 80 % of mobile subscribers. Then the rise of the smartphone came into picture.