AAC to MP3 Converter
Transcode your AAC audio to universal MP3
How to convert AAC to MP3
- 1.Upload your AAC or M4A file.
- 2.Click "Convert" to transcode to MP3.
- 3.Download the MP3 result.
About This Tool
Transcodes AAC audio (including M4A files from iTunes) to MP3 for playback on devices that don't support AAC. FFmpeg handles the decoding and re-encoding entirely in your browser.
Frequently Asked Questions
DRM-protected AAC files (older iTunes purchases) cannot be converted. DRM-free files work fine.
AAC generally offers better quality at the same bitrate, but MP3 has broader device support — which is why you might want to convert.
Yes — M4A is just AAC audio in an MP4 container. The tool accepts both .aac and .m4a extensions.