Up to 200 MB. Decoded at 48 kHz on this device. Long recordings may exceed the browser memory limit.
Narrow notch filters can also reduce musical notes at those frequencies. This does not remove broadband noise.
Remove Hum
Reduce steady 50 or 60 Hz electrical hum and its first three harmonics. Preview the result before exporting a WAV.
How it works
Choose a recording
Open a mono or stereo audio file. Nothing is uploaded.
Adjust and listen
Set the controls, process, and compare with the original. Keep only changes that help your recording.
Save a new WAV
Download a 24-bit WAV with your plan access. Your original file is unchanged.
Frequently asked questions
What are the limits?
Narrow notch filters can also reduce musical notes at those frequencies. This does not remove broadband noise.
Does it master my song?
No. This is a focused repair step, not loudness mastering. Only output that would clip is attenuated, and that amount is shown.
Upload a track to
instantly master
Choose a file or drag it here
Supports WAV · FLAC · MP3 · M4A · AIFF
Your next release starts here