Convert M4A to WAV offline by JavaScript

Convert M4A to WAV offline

Convert local M4A files to WAV files offline by JavaScript in your web browser without any software downloads or file uploads!

Files:

Target:

Audio bitrate:

Sample rate:

Show conversion logs

OUTPUT FILES:

#	File Name	File Size	Actions

How to convert M4A to WAV offline

Choose local M4A files, choose "WAV" as target audio format, then click the "CONVERT OFFLINE" button to start offline conversions in bulk. File size can be up to 2GB. Please note this offline audio converter only works in web browsers that support new technologies such as WebAssembly, Shared Array Buffer and Site Isolation.

Name	M4A	WAV
Full name	Audio-only MPEG-4	Waveform Audio File Format
File extension	.m4a	.wav .wave
MIME	video/mp4	audio/vnd.wave, audio/wav, audio/wave, audio/x-wav
Developed by	International Organization for Standardization	Microsoft & IBM
Type of format	Media container	Audio file format, container format
Introduction	MPEG-4 Part 14 or MP4 is a digital multimedia container format most commonly used to store video and audio, but can also be used to store other data such as subtitles and still images. M4A stands for MPEG 4 Audio and is a filename extension used to represent audio files.	Waveform Audio File Format is a Microsoft and IBM audio file format standard for storing an audio bitstream on PCs. It is the main format used on Windows systems for raw and typically uncompressed audio. The usual bitstream encoding is the linear pulse-code modulation (LPCM) format.