M4A to MP3 Converter
Convert M4A (and iPhone voice memos) to MP3 for free — playable on anything. It all runs in your browser, so your file never leaves your device.
How it works
Choose your M4A file
Pick the .m4a file — like an iPhone voice memo. It's processed locally in your browser.
Convert to MP3
We re-encode it to MP3 instantly, with no upload.
Download
Save an MP3 that plays on any device, app, or player.
Frequently asked questions
Is the M4A to MP3 converter free?
Yes — free, with no signup and no watermark.
Can I convert iPhone voice memos?
Yes. iPhone Voice Memos and most Apple audio are saved as M4A — drop one in and get an MP3 that works everywhere.
Does my audio get uploaded?
No. It converts entirely in your browser, so the file stays on your device.
Why convert M4A to MP3?
M4A (AAC) is excellent but not universally supported; MP3 plays on virtually every device, app, and car stereo, which makes it the safest format for sharing.
Will the quality change?
Both are compressed formats, so any difference is minimal and usually inaudible at standard bitrates.