It is an application which displays the pitch of the sound inputted from the microphone on a graph in real time. A horizontal axis becomes time and the vertical axis has become a scale. [Feature]- Display the pitch inputted from the microphone in real time. Display 7 octaves from C1 to B7. Scroll the display range automatically. Display the present scale on the upper part of a screen in written form. Correspond to horizontal rotation of a screen. A hold is possible by carrying out the tap of "HOLD" at the upper right of a screen. Recording and playback- Save/Load function- Scale setting- Color settings for each note- Send a recorded audio file to somewhere (e. g. Google Drive) [Usage]Please input a sound from a microphone. A pitch is displayed in real time. [Pitch detection]When two or more musical instruments and chords are included in a sound, it cannot analyze correctly. [Recording and playback]Only 3 minutes you can record.