A device and method for providing a user interface using information are provided. The device includes a display unit, a sensor and a controller. The display unit displays at least one graphic user interface (GUI). The sensor generates a sensor signal according to a user's finger touch input. The controller receives the sensor signal from the sensor, identifies a touch area and an adjacent area based on the received sensor signal, generates touch finger shape-based information according to the identified touch area and the identified adjacent area, and controls the display unit to display the GUI according to the generated finger shape-based information.