MP3에서 M4A로 변환
MP3를 M4A 파일로 바꾸면 Apple Music, iTunes, 아이폰 라이브러리에 자연스럽게 녹아듭니다.
원본
To
MP3
The universal audio format. Small files that play on every device, app, and player made in the last two decades.
M4A
The AAC audio container used by Apple Music and iTunes. Better quality than MP3 at the same size.