audio format · .m4a

What is M4A?

MPEG-4 Audio

An MPEG-4 audio container (usually holding AAC) used by Apple's iTunes and Voice Memos, offering better quality than MP3 at the same size.

Advantages

  • Better quality than MP3 at equal bitrate
  • Standard in the Apple ecosystem

Limitations

  • Less universal than MP3
  • Lossy

Best used for

Apple audio; convert to MP3 for maximum compatibility.

Extensions
.m4a
MIME type
audio/mp4
Compression
Lossy

Free M4A tools