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Website. www .gsma .com /futurenetworks /rcs /. Rich Communication Services ( RCS) is a communication protocol standard for instant messaging, primarily for mobile phones, developed and defined by the GSM Association ( GSMA ). It aims to be a replacement of SMS and MMS on cellular networks with a communication system that is richer and modern.
Short codes, or short numbers, are short digit-sequences - significantly shorter than telephone numbers - that are used to address messages in the Multimedia Messaging System (MMS) and short message service (SMS) systems of mobile network operators. [ 1] In addition to messaging, they may be used in abbreviated dialing .
An alternative to inbound SMS is based on long numbers (international mobile number format, e.g., +44 7624 805000, or geographic numbers that can handle voice and SMS, e.g., 01133203040 [47]), which can be used in place of short codes or premium-rated short messages for SMS reception in several applications, such as TV voting, [50] product ...
Viber, the messaging app owned by Rakuten that a year ago said it had 1 billion registered users, has added another feature in its longer-term efforts to add more stickiness to its service, while ...
Textfree. TextFree (formerly called Pinger and sometimes stylized as textfree) is a mobile application and web service that allows users to send and receive text messages, as well as make and receive VoIP phone calls, for free over the internet. The service costs nothing because it is supported by ads, but users have the option of paying for an ...
Snapchat is free to use. 12. KIK It is also one of the popular messaging app. Unlike other messaging apps, it does not depend on the phone number for contacts. The users have usernames, and a ...
Toll-free and premium numbers. Non-geographic toll-free telephone numbers (800, 833, [ 3] 844, 855, 866, 877, 888) and premium-rate telephone numbers (900) are allocated centrally by the NANP Administrator. Calls to telephone numbers with the central office code 976 are billed as expensive premium calls.
By the start of 2011, approximately 80 percent of all mobile phone users globally — an estimated 3.5 billion people — were sending SMS messages every month. Today, however, the standard has ...