Improved messaging system, preferably instantaneous, comprising at least one sender device and at least one receiver device configured to send and/or receive text messages by at least one central unit with which both devices are in communication, wherein: - said at least one central unit comprises and/or is associated with at least one database (12, 47) containing the data relating to all the graphic and/or audio elements which can be managed by the messaging system, said graphic and/or audio elements being loaded inside said at least one database (12, 47) with first dimensions and/or degree of detail (D 1), - in said at least one central unit a software is loaded and executed which is configured to create, starting from the graphic and/or audio element with first dimensions and/or degree of detail (D 1) loaded inside said at least one database (12, 47), at least one corresponding graphic and/or audio element (31 Y, 31 Y", 31 Y ′′′, 31 X) having substantially the same content but second dimensions and/or degree of detail (D 2, D 3, D X) which are lower than the first dimensions and/or degree of detail (D 1), - in said sender and/or receiver device a first software module is loaded and executed which is configured to download from the central unit said at least one corresponding graphic and/or audio element (31 Y, 31 Y", 31 Y ′′′, 31 X) having second dimensions and/or degree of detail (D 2, D 3, D X) lower than the first dimensions and/or degree of detail (D 1) and to implement and/or use the element thus discharged inside of the messaging system, - said first software module, loaded and/or executed in said senderi and/or receiver device, is configured to implement on the display of said device a first screen in which at least one message and/or exchange of messages are displayed and in which is also implemented/displayed said at least one graphic and/or audio element (31 Y, 31 Y", 31 Y ′′′, 31 X) of second dimensions and/or degree of detail (D 2, D 3,D X) which are lower than the first dimensions and/or degree of detail (D 1), and characterized by the fact that: - said at least one graphic and/or audio element (31 Y, 31 Y", 31 Y ′′′, 31 X) of second dimensions and/or degree of detail (D 2, D 3, D X), when implemented/displayed inside said first screen of display of said at least one message and/or exchange of messages, occupies an area of the display, wherein the area occupied by said element is selectable by touch, if the display is of the touch-screen type, or by clicking or through another external activation event. - said at least one central unit comprises and/or is associated with at least one database (12, 47) containing the data relating to all the graphic and/or audio elements which can be managed by the messaging system, said graphic and/or audio elements being loaded inside said at least one database (12, 47) with first dimensions and/or degree of detail (D 1), - in said at least one central unit a software is loaded and executed which is configured to create, starting from the graphic and/or audio element with first dimensions and/or degree of detail (D 1) loaded inside said at least one database (12, 47), at least one corresponding graphic and/or audio element (31 Y, 31 Y", 31 Y ′′′, 31 X) having substantially the same content but second dimensions and/or degree of detail (D 2, D 3, D X) which are lower than the first dimensions and/or degree of detail (D 1), - in said sender and/or receiver device a first software module is loaded and executed which is configured to download from the central unit said at least one corresponding graphic and/or audio element (31 Y, 31 Y", 31 Y ′′′, 31 X) having second dimensions and/or degree of detail (D 2, D 3, D X) lower than the first dimensions and/or degree of detail (D 1) and to implement and/or use the element thus discharged inside of the messaging system, - said first software module, loaded and/or executed in said senderi and/or receiver device, is configured to implement on the display of said device a first screen in which at least one message and/or exchange of messages are displayed and in which is also implemented/displayed said at least one graphic and/or audio element (31 Y, 31 Y", 31 Y ′′′, 31 X) of second dimensions and/or degree of detail (D 2, D 3,D X) which are lower than the first dimensions and/or degree of detail (D 1), - said at least one graphic and/or audio element (31 Y, 31 Y", 31 Y ′′′, 31 X) of second dimensions and/or degree of detail (D 2, D 3, D X), when implemented/displayed inside said first screen of display of said at least one message and/or exchange of messages, occupies an area of the display, wherein the area occupied by said element is selectable by touch, if the display is of the touch-screen type, or by clicking or through another external activation event.