Convert M4A to WAV Online

Convert MPEG-4 Audio (.m4a) files to Waveform Audio (.wav) format online for free. Fast, secure, and no sign-up required. Your files are automatically deleted within 1 hour.

Free online m4a to wav converter — no software needed. Instantly change, transform, and export your files in seconds.

Drag & drop your file here

or browse to select — accepts .m4a (max 10MB)

How to Convert M4A to WAV Online

1. Upload Your File

Select or drag your .m4a file into the converter

2. Convert Instantly

Your file is converted from .m4a to .wav in seconds

3. Download Result

Download your converted .wav file to any device

Best Free M4A to WAV Converter

Lightning Fast Conversion

Convert .m4a to .wav in seconds. No waiting, no queues — instant processing.

100% Secure & Private

All files are encrypted in transit via HTTPS and auto-deleted within 1 hour. Your data stays private.

Works on Any Device

Browser-based converter — works on Windows, Mac, Linux, iOS, Android, and Chromebook. No installation needed.

No Sign-Up Required

Start converting immediately. No registration, no email, no watermarks on your converted files.

When to Convert M4A to WAV

Sharing & collaboration

Send m4a files to people who only have wav-compatible software, without losing layout or formatting.

Cross-platform compatibility

Open and edit your m4a file on devices that don't support it natively by converting to wav once.

M4A vs WAV — Why Convert?

M4A (M4A)

Standard M4A file format
Widely used across platforms
M4A files may have specific features
May require specific software to open

WAV (WAV)

WAV format for broader compatibility
Easy to share and distribute
Supported by many applications
Ideal for your target workflow

M4A to WAV — Frequently Asked Questions

Is M4A to WAV conversion free?

Yes! Reformat offers free M4A to WAV conversion. Free users get 3 conversions per day. Upgrade to Pro for unlimited conversions.

How do I convert .m4a to .wav?

Simply upload your M4A audio file, click Convert, and download your WAV audio file. The entire process takes just seconds.

What is the maximum file size?

Free users can convert files up to 10MB. Pro users get up to 100MB, and Business users get up to 500MB.

Is my file safe?

Absolutely. All files are processed securely and automatically deleted from our servers within 1 hour. We never access or share your data.

Can I convert multiple files at once?

With a Pro or Business account you can batch convert multiple files. Free users can convert one file at a time.

Is the M4A to WAV converter free?

Yes. Anonymous users get 5 free conversions per day; signed-in users get 10/day plus 2 AI uses. Pro removes the daily limit and raises the file-size cap.

What is the maximum file size for M4A to WAV?

Free users can upload files up to 10MB. Pro raises this to 100MB and Business to 500MB.

Is it safe to upload my m4a file?

Files are uploaded over HTTPS, processed on our servers, and deleted within 1 hour. We do not read, share, or train on file contents.