An information processing apparatus using a speech signal, comprising a playback unit configured to play back the speech signal, a speech recognition unit configured to subject the speech signal to speech recognition, a text generator to generate a linguistic text having linguistic elements and time information for synchronizing with playback of the speech signal, by using a speech recognition result of the speech recognition unit, and a presentation unit configured to present selectively the linguistic elements together with the time information in synchronism with the speech signal played back by the playback unit.