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WAV is uncompressed PCM audio (44.1 kHz, stereo), so output files can be larger than M4A.

First run downloads FFmpeg (~25 MB) once in this browser. Need MP3 instead? Try /m4a-to-mp3.

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M4A to WAV converter online free

Convert M4A to WAV online free in your browser. Fast .m4a to WAV converter for editing and DAWs — no server upload required.

What is an M4A to WAV converter?

An M4A to WAV converter turns Apple M4A audio (.m4a / .mp4a) into uncompressed WAV for editing, DAWs, and devices that prefer PCM. People search m4a to wav converter, convert m4a file to wav, or .m4a to wav when they need a lossless-style waveform file. This free tool runs locally with FFmpeg WebAssembly — no server upload.

M4A to WAV converter features

Browser-based M4A to WAV conversion with privacy-first processing.

  • Convert M4A to WAV online free

    Upload an M4A file and download a standard WAV in your browser.

  • .M4A / MP4A to WAV

    Supports .m4a and .mp4a filenames and common audio/mp4 media types.

  • PCM WAV output

    Exports 16-bit PCM at 44.1 kHz stereo for broad editor compatibility.

  • No server upload

    Conversion runs locally with FFmpeg WebAssembly for better privacy.

  • Simple download flow

    Download the converted WAV as soon as processing finishes.

How to convert M4A to WAV online

Turn M4A into WAV in three steps.

  1. Upload M4A file

    Drop your .m4a audio file (up to 200 MB).

  2. Convert to WAV

    Click Convert to WAV and wait for local FFmpeg processing.

  3. Download WAV

    Save the .wav file for editing or playback.

Great for

Common M4A to WAV conversion scenarios.

  • DAW and editor import

    Turn iPhone M4A recordings into WAV for Audacity, Logic, or Premiere.

  • Voice notes and podcasts

    Change M4A clips into WAV for cutting and mixing.

  • Device compatibility

    Use WAV where some hardware prefers PCM over AAC/M4A.

  • Archive handoff

    Deliver uncompressed WAV copies while keeping the original M4A.

Frequently Asked Questions

Quick answers about this tool—open a question to read more.