ChorusClass
ChorusClass AB
Perfect Ear: Music & Rhythm
Crazy Ootka Software AB
Riyaz: Practice, Learn to Sing
MusicMuni Labs
MuseScore: sheet music
Musescore Limited
Choir Player
3FireMusic
Moises: 音樂家應用程式
Moises Systems
Ultimate Guitar: 吉他和夏威夷四弦琴的和弦
Ultimate Guitar USA LLC
調音器,節拍器
Soundcorset Tuner
Yousician: 屢獲殊榮的音樂教育應用程式
Yousician Ltd.
Chordify: Song Chords & Tuner
Chordify B.V.