High Quality M4A to MP3
Get the highest quality MP3 from your M4A files. AudioUtils uses optimized encoder settings tuned for fidelity, not just speed.
Drop your M4A file here or click to browse
M4A (.m4a) · Max 20 MB
The converter defaults to the highest practical bitrate for MP3. For lossy output, that means 320kbps or VBR quality 0. Transparent quality for virtually all listeners.
Garbage in, garbage out. The output quality depends on your source. A 128kbps M4A file won't sound better in MP3. Start with the best source available.
AudioUtils processes everything locally using WebAssembly. The encoder runs at near-native speed. A 10-minute file converts in seconds with maximum quality settings.
Frequently Asked Questions
Why can't I play my M4A files on Windows/Android?
While many modern apps support M4A, some older devices and software don't. Converting to MP3 guarantees playback everywhere.
Will I lose quality converting M4A to MP3?
Slightly. Both are lossy formats, and transcoding between them involves re-encoding. At 320kbps MP3, the difference is negligible for most listeners.
Can I convert DRM-protected M4A files?
No. Files purchased from iTunes with DRM protection can't be converted by third-party tools. Apple Music downloads with DRM are also not supported.
What about M4A files from Voice Memos?
Yes! iPhone Voice Memos save as M4A. This converter handles them perfectly. Great for converting voice recordings to a more shareable format.
About M4A
Apple's preferred audio format. Better quality than MP3 at same bitrate. Default for iTunes and Apple devices.
About MP3
The most widely used audio format. Great compatibility, small file size. Ideal for music, podcasts, and general use.