Convert M4A to OGG offline by JavaScript

Convert M4A to OGG offline

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

Files:

Target:

Audio bitrate:

Sample rate:

OUTPUT FILES:

#	File Name	File Size	Actions

How to convert M4A to OGG offline

Choose local M4A files, choose "OGG" as target audio format, then click the "CONVERT OFFLINE" button to start offline conversions in bulk. Each file 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. Use online converter instead if this offline converter doesn't work in your web browser.

Name	M4A	OGG
Full name	Audio-only MPEG-4	Ogg Vorbis
File extension	.m4a	.ogg .oga
MIME	video/mp4	application/ogg, audio/ogg, audio/vorbis, audio/vorbis-config
Developed by	International Organization for Standardization	Xiph.Org Foundation
Type of format	Media container	Audio compression 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.	Vorbis is a free and open-source software project headed by the Xiph.Org Foundation. The project produces an audio coding format and software reference encoder/decoder (codec) for lossy audio compression. Vorbis is most commonly used in conjunction with the Ogg container format and it is therefore often referred to as Ogg Vorbis.