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Downmixer

Reduce the amount of audio channels

Convert to mono

Downmix an audio track to mono by selecting 1 channel in the output settings.

Convert to stereo

Downmix an audio track to stereo by selecting 2 channels in the output settings.

Upmix mono to stereo

By submitting a mono file and selecting 2 channels, the audio will instead be upmixed to stereo.

How to downmix an audio file online

1
Select file

Select an audio file that you want to downmix.

2
Select channels

Select the amount of channels that you want to downmix to.

3
Download the modified file

Let the file be processed and you can download your modified file right afterwards.