Peter Answers
Federico Vigo
Merlin Bird ID by Cornell Lab
Cornell Lab of Ornithology
튜너 & 메트로놈
Soundcorset Tuner
BirdNET
Stefan Kahl
GuitarTuna: 기타 조율 튜너
Yousician Ltd.
앵그리버드 프렌즈 Angry Birds Friends
Rovio Entertainment Corporation
Yousician: Learn Guitar & Bass
Moises: 뮤지션 앱
Moises Systems
Wise
Wise Payments Ltd.
Drum Pad Machine - 비트 메이커
Easybrain