The communication method includes performing, by a first terminal, consecutive video call with at least one or more second terminal; selecting, by the first terminal, at least one or more representative frame from among a plurality of frames of an image being photographed during each video call; detecting, by the first terminal, a face from the at least one or more representative frame; generating, by the first terminal, a face recognition result that includes information on a number of the faces detected from the at least one or more representative frame; outputting, by the first terminal, the face recognition result to a server; and upon completion of the video call with the at least one or more second terminal, performing, by the first terminal, video call with a third terminal selected based on the face recognition result from the server.