SMS is a text messaging service component of most telephone, Internet, and mobile device systems. It uses standardized communication protocols that let mobile devices exchange short text messages. An intermediary service can facilitate a text-to-voice conversion to be sent to landlines.

What is the difference between a text message and a SMS message?

Short Message Service (SMS) & Text Messaging (Texting) are the same thing. It is a means of sending short messages to and from mobile phones. SMS was originally defined as part of the GSM series of standards in 1985 as a means of sending messages of up to 160 characters, to and from GSM mobile handsets.

Is an SMS a text message?

SMS, or "Short Message Service," refers to standard text messages that are sent using a cellular signal instead of an internet connection, unlike iMessage or other web-based messaging services. SMS messages are limited to 160 characters, which is why longer SMS messages are typically broken into parts.