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Audio Converter

Convert audio to any format

Drag & drop audio file here

Supports MP3, WAV, FLAC, AAC, OGG and more

or
Drag & drop audio file here. Browse Files.
Extract from URL
HOW IT WORKS

Three steps. Zero complexity.

1

Upload M4A File

Drag & drop your M4A audio file

2

Converting to AAC

Automatic conversion with optimal quality

3

Download AAC

Save your converted AAC file

COMPARISON

Why convert M4A to AAC?

M4A typically already contains AAC audio. This conversion extracts the raw AAC stream, useful for specific players or tools that prefer raw AAC.

M4A

M4A is an audio-only MPEG-4 container, typically containing AAC or ALAC audio. It's the default format for Apple Music downloads and iTunes purchases.

AAC
Target Format

AAC is the successor to MP3, offering better sound quality at similar or lower bitrates. It's the default audio codec for YouTube, Apple Music, and most streaming platforms.

Detailed Comparison

M4A is a container for AAC. Raw AAC is the codec stream. The conversion is essentially a remux.

USE CASES

When to Convert M4A to AAC

Common scenarios for this conversion

Music & Playlists

Convert M4A music to AAC for universal player compatibility.

Podcasts & Audiobooks

Switch podcast episodes from M4A to AAC for smaller file sizes.

Mobile Devices

Ensure AAC audio plays on any smartphone or tablet without issues.

Web & Streaming

Use AAC for web audio that loads fast and plays everywhere.

No strings attached.

100% FreeNo premium tiers, no limits
No AdsClean, distraction-free UI
Zero UploadsAll processing stays on-device
No SignupStart using instantly, no account

100% Private

Your audio files stay on your device. Browser-based conversion.

100%processed locally

Lightning Fast

Powered by WebAssembly for instant conversion.

10xfaster processing

All Audio Formats

Convert between any audio format combination.

MP4MOVMKVWebMAVI
FLVWMV3GPM4V
Multi-Channel Audio
5.1 Surround7.1 SurroundStereo
mediabunny+ffmpeg.wasm
Convert M4A to AAC Free Online — Audio Converter | tools.video