Note Recognizer - App that Assists Music Learning by Detecting and Processing Musical Characteristics from Microphone in Real-Time The Note Recognizer is meant for people who are seriously involved in active music making. The Note Recognizer analyses the pitch frequency that you sing or play, and gives the corresponding note name. 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…