Convert M4A to WAV online in seconds — free, with no sign-up. WAV is lossless and ideal for recording, editing and mastering. Your files are encrypted and deleted automatically after 24 hours.
WAV
Waveform Audio — Uncompressed, studio-grade audio that preserves every sample at large file sizes.
How to convert M4A to WAV
- 1Upload your M4A file
Click “Choose a file” or drag and drop your M4A file onto the page — no sign-up or email needed.
- 2Convert to WAV
WAV is already selected as the output. Open Options to fine-tune quality if you like, then click Convert.
- 3Download your WAV file
Your WAV file is ready in seconds — click Download to save it. Files are automatically deleted after 24 hours.
M4A vs WAV
| M4A | WAV | |
|---|---|---|
| Full name | MPEG-4 Audio | Waveform Audio |
| Type | Audio | Audio |
| Compression | Lossy | Lossless |
| Best for | Apple devices; converted to MP3 for universal playback | recording, editing and mastering |
Frequently asked questions
Does converting M4A to WAV lose quality?
Your M4A file is already compressed, so converting to lossless WAV can't restore detail that was discarded earlier — but it won't lose any more. The WAV file matches your M4A file exactly.
What's the difference between M4A and WAV?
MPEG-4 Audio (M4A) is lossy and best for Apple devices; converted to MP3 for universal playback. Waveform Audio (WAV) is lossless and best for recording, editing and mastering. Convert M4A to WAV when you need a audio for recording.
Is the M4A to WAV converter free?
Yes — converting M4A to WAV is completely free. There's no watermark, no sign-up and no email required, and you can convert as many files as you like.
Are my M4A files private and secure?
Yes. Your uploads are encrypted in transit, processed privately, and automatically deleted within 24 hours. We never share, sell or look at your files.
Can I convert M4A to WAV on iPhone, Android, Mac or Windows?
Yes. The converter runs entirely in your browser, so it works on any device — iPhone, iPad, Android, Mac, Windows or Linux — with nothing to download or install.
How long does it take to convert M4A to WAV?
Most files convert in a few seconds. Larger files take a little longer, and your upload speed is usually the limiting factor. There's no queue and no waiting for an email.
What else can I convert M4A files to?
Besides WAV, you can convert M4A to AAC, AIFF, FLAC, MP3, OGG, OPUS and more — see the full list of M4A conversions below.
Other conversions
Last updated July 2026