M4A to MP3
Convert M4A from iPhone to MP3 directly in your browser.
Done! Listen and download:
- One file at a time
- Size — up to 50 MB
- Processing in browser, file is not uploaded
About M4A to MP3 converter
M4A (MPEG-4 Audio) is a format Apple uses for audio in iTunes, iPhone and Apple Music. Inside — the AAC codec. Good for music, but not all devices support it.
Our converter turns M4A into MP3 directly in the browser. Decoding via Web Audio API, encoding via lamejs. Files are not uploaded to the server.
What the converter can do
- M4A, MP4, AAC → MP3.
- Bitrate selection: 128–320 kbps.
- Works with any Apple audio files.
- Privacy: files are not uploaded to the server.
How to use
- Drop the M4A file.
- Choose bitrate.
- Wait for conversion.
- Listen and download MP3.
Frequently asked questions
What is M4A? M4A is an Apple audio format based on AAC. Used in iTunes, iPhone and Apple Music.
Why convert to MP3? MP3 is supported everywhere: old devices, car stereos, programs. M4A — only Apple-compatible.
What bitrate to choose? 192 kbps — universal. 320 kbps — maximum quality. 128 kbps — to save space.
Is quality lost? MP3 is lossy, but at 192+ kbps the difference is almost invisible.