A mobile device includes a camera unit configured to sense an image; a display unit configured to display the image; a sensor unit configured to detect an input signal and transmit the detected input signal to a processor; a storage unit; and the processor configured to control the display unit, the camera unit, the sensor unit, wherein the processor is further configured to: provide an image capturing interface displaying the image sensed by the camera unit, display a pattern code indicator when a pattern code is recognized from the image, store the image in the storage unit in response to a first input signal, and store data linked to the pattern code in the storage unit in response to a second input signal.