Digital device and control method thereof

A digital device comprising:

• a camera unit configured to sense an image;
• a display unit configured to display the image;
• a storage unit configured to store the image;
• a communication unit configured to transmit the image;
• a sensor unit configured to detect a user input and transmit an input signal according to a detected result to a processor;
• and
• the processor configured to control the camera unit, the display unit, the storage unit, the communication unit, and the sensor unit,
• wherein the processor is further configured to:
• recognize at least one person contained in an image displayed on an image display interface,
• count a number of capturing which indicates the number of images containing the at least one recognized person among stored images,
• count number of sharing which indicates the number of the images transmitted to an address of the at least one recognized person among stored images,
• display an image sharing interface, wherein the image sharing interface comprises an icon indicating the at least one person contained in the image, a capturing count indicator indicating the number of capturing the at least one recognized person, and a sharing count indicator indicating the number of sharing with the at least one recognized person,
• detect a first input signal to the icon indicating the at least one person,
• transmit the image to an address of the person corresponding to the icon, and
• display updated number of sharing on the sharing count indicator of the person corresponding to the icon.