Highlight the region you think is the background noise by clicking and dragging over the waveform. Then click Evaluate Noise — the app will analyse it and auto-configure all settings. Use the vertical and horizontal zoom controls to better see the area to be selected.
HOW TO SELECT
NOISE REGION
← Quiet sections = background noiseZoom in for precision →
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Analysis Result
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Noise Floor
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Peak Frequency
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Selected Profile
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Adjust Detected Settings▾
Noise Floor (dBFS)
Override the detected noise floor. Lower = more aggressive removal.
dBFS
Gate Threshold
Drag the red dashed line on the waveform to set threshold visually — or use the slider below.
Threshold—
Changes apply when you click ⚡ Clean Audio — or instantly if audio is already processed. For Noise Reduction Amount, Artifact Reduction and timing controls, open Advanced Settings below.
CHOOSE CLEANUP PROFILE — auto-selected below, override if needed:
3
Clean the Audio
Process with auto-tuned settings
Complete Step 2 first — evaluate the noise region
Settings auto-tuned — click to process
4
Adjust Intensity
Fine-tune how much cleanup to apply
Complete Step 3 first — clean the audio
Cleanup Intensity
Adjusts the gate threshold — left = subtle, right = aggressive
OFF
◀ GENTLEBALANCEDAGGRESSIVE ▶
Process audio first to enable
hear original
Export Cleaned Audio
Lossless WAV · Lanczos-3
44.1 kHz
48 kHz
96 kHz
16-bit
24-bit
32-bit
32F
Noise Reduction · Gate · Transient Preservation
Noise Reduction
SPECTRAL
Amount60%
Smoothing40%
Artifact Reduction50%
Noise Gate
GATE
Threshold-54 dB
Range-60 dB
Attack5 ms
Release150 ms
Hold80 ms
Transient Preserve
SMART
Sensitivity65%
Preserve80%
Extend ms30 ms
Protects transient onsets (speech consonants, drum hits) from noise reduction to preserve punch and clarity.
Parametric Equalizer
Interactive EQ5-BAND
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Best on a larger screen
ClearWave Studio is fully functional on mobile, but the waveform selection and controls are much easier to use on a desktop or tablet. For the best experience, try it on a larger screen when you can.
We store your preference using browser localStorage — no data is sent to any server. Privacy policy
All processing on your device — audio never leaves your browser