Stereo to Mono Converter

Convert stereo audio to mono – mix left and right channels for universal compatibility

Drag & drop a stereo audio file or click to browse

How to convert stereo to mono:

  1. Select a stereo audio file (MP3, WAV, OGG, M4A, FLAC, etc.)
  2. The tool detects the number of channels – if stereo, it will mix left and right channels into a single mono track
  3. Choose output format (MP3 recommended) and bitrate in the settings panel
  4. Click "Convert to Mono & Export" – the mono file will be generated
  5. Download the result – perfect for voice, podcasts, or devices that only support mono

All processing happens in your browser – files never leave your device.