A computer-readable recording medium containing an information delivery program for causing a computer to act as an information delivery device comprising:
- a conversation relaying section for relaying conversation data for a conversation of a first information terminal with a second information terminal, between the first and second information terminals;
- and
- an audio adding section for adding audio data to the conversation data so that the audio data and the conversation data can be reproduced simultaneously, while the conversation relaying section sends the conversation data from the second information terminal to the first information terminal.