Convert M4A to MP3 Online for Free
M4A to MP3 Converter – Free Online, High Quality
M4A is Apple's preferred audio format — but on many non-Apple devices and apps, it simply won't play. This converter turns your M4A files into universally compatible MP3. Upload your file, choose a bitrate, and download. Perfect for iPhone voice memos, iTunes purchases, and Apple Music exports.
How it works
Upload the M4A
Choose the Apple audio or voice memo file.
Convert to MP3
The audio is exported in standard MP3 format.
Download and play
Test the MP3 in the target app or device.
Frequently asked questions
About M4A to MP3
M4A to MP3 converts Apple-style audio files, voice memos, recordings, and music exports into a format that works almost everywhere. M4A is common on iPhone, iPad, Mac, and some recording apps, while MP3 is easier to upload, email, and play on older devices. M4A may contain AAC or Apple Lossless audio. If the source is lossy AAC, converting to MP3 can add slight quality loss. For voice memos, this usually matters less than compatibility and file size. Use this when a form, editor, transcription service, or device rejects M4A but accepts MP3.
Updated June 2026: Added guidance for converting M4A voice memos, Apple audio, and recordings to MP3 for sharing and compatibility.