The present invention relates to a method for automatic control of a mobile phone mute mode, a client and a mobile phone. The method comprises the following steps: determining whether a current time reaches a mute mode starting time or not, and controlling a mobile phone to enter a mute mode if the current time reaches the mute mode starting time; or determining whether the current time reaches a mute mode closure time or not, and controlling the mobile phone to enter a volume mode if the current time reaches the mute mode closure time. The method provided by the embodiment of the invention can realize automatic control of opening and closure of the mute mode so as to avoid the trouble of manual switching. Missing of important telephones or short messages can be avoided through a mode of incoming call or short message prompting in the mute mode.