Abstract: A method of displaying a communication amount of each user using an icon and a communication terminal using the method are provided. An icon having a shape which can be changed according to the communication amount between a communication terminal user and a communication counterparty is registered, the shape of icon is updated according to the communication amount every predetermined time period, and the icon is displayed to the user. Accordingly, the user can intuitively recognize the communication amount with respect to the communication counterparty.