An information processing terminal comprising: a display; a speaker; and a Central Processing Unit, CPU, configured to: execute a first application that manages reproduction of contents; and execute a second application, wherein the display is configured to display a video of the contents being reproduced on a first display area of the display and at the same time display a screen of the second application on a second display area of the display, wherein the speaker is configured to output audio of the contents, wherein, in response to receiving a notification of starting sound output from the second application, a reproduction control unit of the CPU is configured to: determine whether the contents being reproduced are a) recorded contents read from a memory of the information processing terminal for storing the content or from a removable medium inserted in a drive of the information processing terminal; or b) live-viewing contents received wirelessly by a communication unit of the information processing terminal from an external device; stop reproducing the contents if it is determined that the contents being reproduced are the recorded contents; and continue reproducing the contents and mute the audio of the contents if it is determined that the contents being reproduced are the live-viewing contents. a display; a speaker; and a Central Processing Unit, CPU, configured to: execute a first application that manages reproduction of contents; and execute a second application, execute a first application that manages reproduction of contents; and execute a second application, wherein the display is configured to display a video of the contents being reproduced on a first display area of the display and at the same time display a screen of the second application on a second display area of the display, wherein the speaker is configured to output audio of the contents, wherein, in response to receiving a notification of starting sound output from the second application, a reproduction control unit of the CPU is configured to: determine whether the contents being reproduced are a) recorded contents read from a memory of the information processing terminal for storing the content or from a removable medium inserted in a drive of the information processing terminal; or b) live-viewing contents received wirelessly by a communication unit of the information processing terminal from an external device; stop reproducing the contents if it is determined that the contents being reproduced are the recorded contents; and continue reproducing the contents and mute the audio of the contents if it is determined that the contents being reproduced are the live-viewing contents. determine whether the contents being reproduced are a) recorded contents read from a memory of the information processing terminal for storing the content or from a removable medium inserted in a drive of the information processing terminal; or b) live-viewing contents received wirelessly by a communication unit of the information processing terminal from an external device; a) recorded contents read from a memory of the information processing terminal for storing the content or from a removable medium inserted in a drive of the information processing terminal; or b) live-viewing contents received wirelessly by a communication unit of the information processing terminal from an external device; stop reproducing the contents if it is determined that the contents being reproduced are the recorded contents; and continue reproducing the contents and mute the audio of the contents if it is determined that the contents being reproduced are the live-viewing contents.