Voice recording method, call record playback method, and related apparatus and system

A voice recording method, a call playback method, and a related apparatus and system. The voice recording method comprises: after a call is established, obtaining voice collected by terminals with speak rights during the call, the terminals with speak rights being terminals having speak rights during the call; generating a voice recording file of the call according to the voice collected by the terminals with speak rights during the call; obtaining real-time geographical position information of all the terminals participating in the call during the call; and correspondingly storing the voice recording file of the call and the real-time geographical position information of all the terminals participating in the call during the call, so as to display the geographical position information of all the terminals participating in the call during the call when the voice recording file of the call is played.