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M4A to MP3 Converter
Convert M4A (.m4a) to MP3 (.mp3) via a free public conversion API from the browser. UniConvert is come-convert-leave: no account and no permanent file library.
Open the interactive M4A to MP3 Converter (loads automatically when JavaScript is available).
How to convert M4A to MP3
- Step 1. Choose a .m4a file from your device.
- Step 2. Confirm the output format is .mp3 — this page is already set to M4A → MP3.
- Step 3. Start the conversion, then preview, copy, or download the .mp3 result. Nothing is kept for later.
Why convert M4A to MP3 here
- M4A → MP3 uses a free public API called directly from the page — no UniConvert servers in the middle.
- Category: Audio — Transcode audio formats when a media engine such as FFmpeg is available.
- No signup, no subscription, and no permanent storage of your files on UniConvert.
- Status: available now.
M4A to MP3 FAQ
Is this M4A to MP3 converter free?
Yes. UniConvert does not require an account for M4A → MP3. Ads may appear to keep the site free.
Do you store my M4A files?
Files for this pair are sent to the free conversion provider for processing and are not stored by UniConvert afterward.
What is the difference between .m4a and .mp3?
.m4a is treated as the input format and .mp3 as the output. Use this page when you specifically need M4A → MP3 rather than a generic upload form.
Can I convert other formats in Audio?
Yes — open the Audio category for other pairs, or use Convert a file to pick any available source and target.