Audio Channel Mixer
Convert mono/stereo, swap channels, and adjust spatial balance
Supports all major audio formats
Single File • Max 1GB
Mono Mix
True L+R summation with gain normalization.
Swap Sides
Phase-accurate channel exchange and mapping.
Balance Control
Intuitive linear balance and panorama adjustment.
Mix Settings
Use Swap to fix reversed stereo. Mono is perfect for podcasts. Left/Right only helps isolate vocal/instrument tracks.
Your audio is processed locally in your browser. No data ever leaves your device.
What is Audio Channel Mixer?
Our Audio Channel Mixer is an easy-to-use tool for fixing, remapping, and balancing your audio channels directly in your browser. Whether you need to fix a recording where the left and right sides are swapped, isolate a single channel, or combine a stereo track into a perfect mono mix, we've got you covered. Best of all, everything happens right on your device—your audio files are never uploaded to our servers, ensuring your privacy remains protected.
Key Features & Benefits
Swap and Isolate
Easily switch the left and right channels or isolate a specific side to both ears effortlessly.
Perfect Mono Mix
Combine stereo tracks into a clear mono file to ensure your audio sounds great on any speaker.
Precise Balance
Shift the audio focus to perfectly center recordings that feel too heavy on one side.
Private and Secure
All mixing happens locally in your browser. Your audio files stay on your computer and are never shared.
How to Use the Audio Channel Mixer
Upload Your Audio
Select the audio file you want to edit from your device.
Pick a Mode
Choose a channel setting from the sidebar, such as Mono, Stereo, Swap, or Isolate Left/Right.
Adjust the Balance
If you choose Balance mode, use the slider to shift the audio's center towards the left or right side.
Process and Save
Click 'Mix Channels' to apply your changes, then download your updated audio file.
Practical Use Cases
Fix Recording Errors
Correct audio tracks where left and right microphones were accidentally plugged into the wrong inputs.
Podcast Editing
Combine separate guest tracks or stereo music into a single mono file for a more consistent listening experience.
Vocal Extraction
Isolate one side of older stereo recordings where vocals were panned hard to one side to hear them more clearly.
Instrument Practice
Focus on a specific instrument panned to one side of a mix to help you learn and practice along.
FAQs
What is Swap Channels used for?
It's used to fix recordings where microphones were swapped, making the left sound right and vice-versa.
Can I extract just one side of a stereo recording?
Yes, use 'Left Only' or 'Right Only' to isolate one side and mute the other completely.