Best Quality M4A to WAV Converter
Looking for the best M4A to WAV converter? AudioUtils uses production-grade encoders compiled to WebAssembly. Same engines the pros use, running in your browser.
Drop your M4A file here or click to browse
M4A (.m4a) · Max 20 MB
The WAV encoder in AudioUtils is based on well-tested open-source libraries. It produces standard-compliant WAV files readable by every major audio player.
Most online converters use server-side FFmpeg with default settings. AudioUtils gives you control over output parameters while keeping the process local and private.
M4A is lossy. Converting to WAV won't restore lost data, but gives you an uncompressed container for editing workflows. For critical work, always A/B test the output against your source to confirm the result meets your standards.
Frequently Asked Questions
Why convert M4A to WAV?
Professional audio editors and some hardware often prefer or require WAV format. Converting gives you maximum compatibility with production tools.
Is any quality lost?
M4A uses AAC compression, so the audio was already compressed. Converting to WAV preserves that quality level in an uncompressed container — no additional loss occurs.
Can I edit the WAV file in Audacity?
Yes. Audacity fully supports WAV files. Converting M4A to WAV is a common step before editing in Audacity.
What about M4A files with video?
M4A is audio-only. If your file is M4V or MP4 with video, this tool extracts only the audio track and converts it to WAV.
About M4A
Apple's preferred audio format. Better quality than MP3 at same bitrate. Default for iTunes and Apple devices.
About WAV
Uncompressed audio format. Perfect quality with no data loss. Standard for music production and professional audio work.