Convertisseur M4A en WAV
Convertissez M4A en WAV en ligne gratuitement. Rapide, sans logiciel. Jusqu'à 100 Mo.
Drop your M4A file hereTap to choose your M4A file
or
Also supports MP3, FLAC, OGG, AAC, WMA, AIFF, OPUS • Max 100 MB
How to Convert M4A to WAV
Upload
Drag and drop your M4A file into the converter above, or click Choose M4A File to browse your device.
Convert
Click Convert to WAV. Our server converts your file in seconds to uncompressed PCM audio.
Download
Click Download WAV to save the converted file. That's it — no registration, no email required.
What is M4A?
M4A is an audio file format that uses AAC (Advanced Audio Coding) compression inside an MPEG-4 container. It's Apple's default format for iTunes purchases, Apple Music downloads, and Voice Memos recorded on iPhone.
M4A files offer better audio quality than MP3 at the same bitrate, with typical file sizes of 3–5 MB per song. However, M4A is less universally supported than MP3 or WAV, particularly on older devices and non-Apple software.
What is WAV?
WAV (Waveform Audio File Format) stores uncompressed PCM audio — raw audio data with no compression or quality loss. It's the standard format for professional audio editing, CD mastering, and music production.
WAV files are much larger than M4A (roughly 8–10x), but they're universally compatible with audio editing software and avoid any additional compression artifacts during processing.
M4A vs WAV: Quick Comparison
| Feature | M4A | WAV |
|---|---|---|
| Compression | Lossy (AAC) | None (uncompressed PCM) |
| File size (4 min song) | ~4 MB | ~40 MB |
| Audio quality | Good (lossy) | Perfect (lossless) |
| Editing suitability | Poor (re-encoding degrades quality) | Excellent (no quality loss) |
| Device compatibility | Apple devices, most modern players | Universal (all devices and software) |
| DAW support | Supported but not ideal | Universal standard |
| Common sources | iTunes, Voice Memos, Apple Music | Pro recordings, CD rips |
| Best for | Listening on Apple devices, streaming | Editing, mastering, archival |
Why Convert M4A to WAV?
Audio editing
DAWs (Digital Audio Workstations) like Audacity, Adobe Audition, Pro Tools, and FL Studio work best with uncompressed WAV. Editing M4A directly causes quality degradation each time the file is re-encoded.
Voice Memo editing
iPhone Voice Memos are saved as M4A files. Converting them to WAV gives you lossless audio that can be edited, trimmed, and processed in any audio editor without further quality loss.
CD burning
Audio CDs use uncompressed PCM audio (the same format as WAV). Converting M4A to WAV before burning ensures proper CD compatibility without your burning software having to decode on the fly.
Cross-platform compatibility
While M4A works well on Apple devices, WAV is universally supported on all platforms, operating systems, and audio software. Converting to WAV ensures your audio works everywhere.
Frequently Asked Questions
API de conversion M4A en WAV
Convertissez les fichiers M4A en WAV par programmation avec une seule requête HTTP — traitement par lots jusqu'à 20 fichiers, 1000 conversions par jour, gratuit, sans inscription.
POST /api/v1/batch gère 20 fichiers à la fois →
curl -X POST https://cleverutils.com/api/v1/convert \
-F "[email protected]"\
-F "to_format=wav"