An apparatus supporting a messaging method includes a display; and a control unit operatively coupled to the display. The control unit is configured to execute a communication service in which the control unit receives at least one text to communicate with an electronic device external to the apparatus, receives a request for sending a voice message to the electronic device, in response to receiving the request for sending the voice message, records an audio signal and stops transmitting a text message, receives a command to complete the recording of the audio signal, and after receiving the command to complete the recording of the audio signal, transmits the audio signal to the electronic device and restarts a text messaging with the electronic device.