A vocal practic and voice practic system comprises a storage unit configured to store a reference waveform that is generated based on a trainer's period vocal sound during a predetermined sampling period, a recording unit configured to record a trainee's period vocal sound that is generated as the trainee sings or recites during the predetermined sampling period, a waveform converting unit configured to convert the trainee's period vocal sound into an initial period waveform, a waveform analyzing unit configured to extract the reference waveform from the storage unit and to compare the extracted reference waveform with the initial period waveform, and a display unit configured to display the extracted reference waveform and the initial period waveform.
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