A mobile terminal and controlling method thereof are disclosed, which facilitates a terminal to be used in further consideration of user's convenience. The present invention includes a touchscreen, a wireless communication unit configured to perform a wireless communication with at least one or more external terminals including a 1st external terminal, and a controller controlling a 1st image message including an image received from the 1st external terminal to be displayed on the touchscreen together with at least one of a previously saved transmitted message and a previously saved received message, the controller, if a 1st user command is inputted in the course of displaying the 1st image message, controlling a 1st memo to be written on the image of the received 1st image message.