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.
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
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.