The present invention discloses a portable digital camera communication apparatus which also serves as a PDA. The portable communication apparatus which performs both a phone operation mode and a PDA operation mode and has a digital camera includes: a first housing including an upper portion, a lower portion, a receiving space hollowed between the upper portion and the lower portion, and a planar surface provided at the bottom of the receiving space, a lens housing protruding from the upper portion in a longitudinal direction, a digital camera lens of the digital camera being exposed in a longitudinal direction of the lens housing; a second housing including an upper portion having a phone LCD and a phone keypad with a plurality of keys and a lower portion having a PDA touch screen, the PDA touch screen being adjacent to the planar surface in the phone operation mode, the phone keypad and the phone LCD being adjacent to the planar surface in the PDA operation mode; and a biaxial hinge unit for connecting the second housing to said first housing to allow said second housing to rotate about two perpendicular axes with respect to the first housing.