How to use the M4A to MP3 converter
- Drop your M4A files onto the box above, or click to choose them.
- Conversion to MP3 starts automatically, right on your device.
- Download each file, or all of them as a ZIP.
What are M4A and MP3 files?
M4A · MPEG-4 Audio
M4A is AAC audio in an MP4 container, used by iPhone Voice Memos, iTunes and many recorders. Some older players and upload forms only accept MP3.
MP3 · MPEG-1 Audio Layer III
MP3 is the most compatible audio format in the world. It plays on virtually every phone, car stereo, browser and media player.
Common questions about the M4A to MP3 converter
Are my files uploaded to a server?
No. uqln runs the conversion inside your browser using JavaScript and WebAssembly. Your files never leave your device, which also means there's no upload wait and no size limit beyond your device's memory.
Is it really free?
Yes. There's no account, no watermark and no daily limit. Because the work happens on your device, it costs us almost nothing to run.
Can I convert many M4A files at once?
Yes. Drop as many files as you like. They're converted one after another, and you can download them individually or all together as a ZIP.