VOX to M4A Converter

Convert your vox files to m4a online & free

Drop files here. 100 MB maximum file size or Sign Up
to

Settings

Set the AAC audio bitrate per channel. For example, stereo audio with 128 kbps set here will produce a 256 kbps file. If set to "Custom", the recommended range is ≥64 kbps.
Set the number of audio channels. This setting is most useful when downmixing channels (e.g., from 5.1 to stereo).
Set the sample rate of the audio. Music with a full spectrum (20 Hz — 20 kHz) requires values not lower than 44.1 kHz to achieve transparency. More info can be found on the wiki.
Convert to VOX

vox

A headerless file of Dialogic/OKI ADPCM audio data

A headerless file of Dialogic/OKI ADPCM audio data commonly comes with the extension .vox. This ADPCM data has 12-bit precision packed into only 4-bits.
M4A Converter

m4a

Compressed Audio File

This is a lossless-format (and encoding algorithm) for Apple platforms. M4A is widely used in iPod players and as a component in QuickTime media-players. The m4a codecs decoder is found in open sources - this allows third party users to open files in that format.

How to convert VOX to M4A

Step 1

Upload vox-file(s)

Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.

Step 2

Choose "to m4a"

Choose m4a or any other format you need as a result (more than 200 formats supported)

Step 3

Download your m4a

Let the file convert and you can download your m4a file right afterwards