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Audio Testing

Headphone Test — Check Left/Right Balance

Verify your headphones are properly balanced. Test stereo separation, frequency response, and channel balance in seconds.

Free online tool · Works on mobile · No signup

Headphone Test Tool - Check Left Right Balance Online

How to Test

1

Put on your headphones and find a quiet environment

2

Select a test mode below and press Play

3

Listen carefully and watch the volume indicators

LEFT (L)

0%

RIGHT (R)

0%

Use Cases

Why Test Your Headphones?

Quality Check

Verify New Headphones

Before: You just bought new headphones but aren't sure if they're working correctly.

After: Run the channel test to confirm both drivers are equally balanced before the return window closes.

Production

Monitor Mixing

Before: You're mixing a track but your headphones might have an imbalance, affecting your mix decisions.

After: Confirm your monitoring environment is balanced, then mix with confidence knowing your headphones are accurate.

Diagnostics

Troubleshoot Issues

Before: One ear sounds different but you can't tell if it's the headphones or a software setting.

After: Isolate the problem by testing at different frequencies and stereo configurations.

FAQ

Common Questions

How do I know if my headphones are balanced?
When playing the Left/Right Channel test, the volume should be identical in both ears. If one side sounds louder, your headphones or your hearing may be imbalanced.
What frequency should I use for testing?
440Hz (A4) is a good middle frequency for basic testing. The Frequency Balance mode lets you test with different frequencies in each ear to check for consistency across the spectrum.
Why does stereo separation matter?
Stereo separation ensures you hear the full spatial detail in music. If low frequencies leak into the right channel or high frequencies into the left, the stereo image collapses.
Can I use this to test speakers too?
Yes! While designed for headphones, this tool works with speakers too. Position yourself between two speakers and listen for the same left/right balance.
My headphones sound different on each side. What should I do?
First, try a different audio source to rule out software issues. If the imbalance persists across devices, your headphones may need professional repair or replacement.

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