Stereo / Mono Converter

One channel or two. Your choice.

Drop your recording here

MP3, WAV, M4A, FLAC or OGG · Up to 500 MB · 1 hour

Upload or replace your recording.

Choose mono or stereo for your exported audio.

Preview your audio and export the edited file.

Convert stereo audio to mono or mono to stereo online. Compare your recording and preview, choose quality, and export MP3 or WAV.

Choose a recording up to 500 MB and one hour long. Review your settings, listen to the result and save the file with the name you prefer.

How do I convert stereo to mono?

Choose your recording and select Mono. Left and right are averaged into one channel. Preview the result and export MP3 or WAV.

Can I convert a mono recording to stereo?

Yes. Select Stereo to copy the mono sound into both left and right channels. The file has two channels containing the same sound.

Will the audio duration change?

The duration stays the same. Choose a file up to 500 MB and one hour, select channels, and compare the preview with Original before saving.