Audio & Sound Tools 100% Local Processing Limit: 80 MB

Stereo Audio Channel Splitter & Balance Panner

Isolate Left and Right stereo audio channels, pan sound dynamically across stereo fields, or convert stereo tracks into balanced mono.

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1. Upload Stereo Audio Track

Drop stereo audio file here
Supports MP3, WAV, OGG up to 80 MB
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How to Use the Stereo Audio Channel Splitter & Balance Panner

  1. 1
    Upload a stereo audio recording or music file.
  2. 2
    Select Channel Mode: "Isolate Left Channel", "Isolate Right Channel", "Stereo to Mono Mixdown", or "Custom Pan Balance".
  3. 3
    Adjust Pan slider from 100% Left to 100% Right if custom panning.
  4. 4
    Preview the isolated channels and click "Download Processed Track".

Practical Example & Use Case

Common Real-World Scenario

Fixing microphone video recordings where audio was accidentally recorded on only the left channel, converting it into a balanced dual-channel track.

Technical Notes & Limitations

Browser Engine Architecture

Input must contain at least 2 channels (stereo). Mono input tracks can be panned into stereo fields.

Frequently Asked Questions

Can I fix audio that only plays in one earbud?

Yes! Select "Stereo to Mono Mixdown" or duplicate the active channel to both ears so the sound plays centered in both headphones.