How to extract audio from a video as M4A (AAC) — ffmpeg

Same job as MP3, but AAC gives better quality per megabyte and plays natively on Apple devices.

ffmpeg -i input.mp4 -vn -c:a aac -b:a 192k audio.m4a

FFmpeg Cheatsheet one-page card — 28 commands that actually work — The full one-page card — FFmpeg Cheatsheet. Get the complete cheatsheet on GitHub