M4A to MP3 Converter
An online audio converter to convert iTunes M4A files to MP3.
Ready to work on your audio?
Everything here runs in the browser, with no install and no sign-up.
Why convert M4A to MP3 here
Works in your browser
No download and no sign-up. Drop an M4A file in and the conversion starts right away, on any device.
Real audio settings
Set the bitrate, sample rate, channels, and volume normalisation, or leave everything on automatic.
Your files stay yours
Transfers are encrypted, files are stored encrypted, and nothing is shared with anyone.
How to convert M4A to MP3
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Upload
Upload your iTunes M4A file.
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Adjust
Use the available settings to customize the MP3 file. (optional)
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Convert
Click "Start" to start the conversion.
What is an M4A file?
M4A is MPEG-4 Audio: the format Apple uses for iTunes and Apple Music downloads. It stores audio with either AAC or Apple Lossless (ALAC) encoding inside an MPEG-4 container.
At the same file size an M4A generally sounds better than an MP3, which is why Apple adopted it. The trade-off is compatibility: plenty of car stereos, DJ software and older players still expect MP3.
Why convert M4A to MP3?
MP3 is the most widely supported audio format there is. Converting means the track plays on practically any device, app or website without a codec pack.
It is the usual fix for a file that refuses to play. Car stereos, older MP3 players, games consoles, and upload forms that only accept MP3 all take an MP3 without complaint.
Will the audio quality change?
Both formats are lossy, so re-encoding always costs a little quality. Converting at 192 kbps or higher keeps the difference inaudible for most listeners and most material.
If you want the smallest possible file instead, drop the bitrate in the optional settings. Use variable bitrate (VBR) so quiet passages take up less space.
The bitrates you can choose, in kbps. A higher bitrate means better quality and a larger file.
M4A to MP3 FAQ
How do I convert M4A to MP3 for free?
Upload your M4A file above, optionally adjust the bitrate or channels, and start the conversion. It is free, runs in the browser, and needs no account.
Can I convert several M4A files at once?
Yes. Add as many M4A files as you need and they are converted in one batch, each returned as a separate MP3.
Do I need to install anything?
No. The converter runs entirely in your browser, so it works the same on Windows, macOS, Linux, Android and iOS.
Is there a file size limit?
Free conversions cover everyday music and podcast files. If you regularly work with long recordings, a subscription raises the limit and removes the queue.
What happens to my files after converting?
Uploads and results use an encrypted connection, are stored encrypted, and are processed automatically with no human access. They are never shared with anyone.
Can I convert M4A to MP3 on my phone?
Yes. Open this page in your mobile browser and pick the M4A file from your device or cloud storage; there is no app to install.
What is the difference between M4A and MP3?
M4A usually sounds slightly better at the same file size, while MP3 plays on far more devices. Convert to MP3 when compatibility matters more than a small quality gain.
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