The Note Recognizer Analyser analyses the pitch frequency that you sing or play, and gives the corresponding note name with graph. Very useful for singers who need to find the right starting note of a song. Or if you want to know the key of a song; sing the tonic, and you get the note name of the key. This is best Note Recognizer Analyser - you just play the sound and the note and frequency are detected with graph. It will let you tune any musical instrument with a very high accurateness and