Audio noise remover

Clean up hiss, hum, and rumble.

Kill broadband noise with FFT denoising. Add an optional high-pass (to cut low-frequency rumble), low-pass (to cut high-frequency hiss), and a notch filter to knock out 50 / 60 Hz mains hum with its harmonics.

Drop an audio file here, or click to choose

Max 200 MB. MP3, WAV, M4A, AAC, OGG, Opus, FLAC, AIFF, WMA.

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Noise reduction strength 20dB

FFT-based broadband denoiser. Higher reduction removes more noise but can hollow out the sound if pushed too far.

High-pass filter — cut low rumble Typical 60–120 Hz for voice recordings, removes AC hum / HVAC rumble / footsteps.

High-pass cutoff 80Hz

Low-pass filter — cut high hiss Typical 8–14 kHz. Tames tape / mic hiss and shrill noise.

Low-pass cutoff 12000Hz

Mains hum removal

Notches the mains fundamental and its first two harmonics. Pick the region the recording was made in.

Output format

Bitrate lossy formats only

FFT broadband denoise High-pass · rumble cut Low-pass · hiss cut 50 / 60 Hz mains hum MP3 · WAV · M4A · FLAC · OGG · Opus