Remove background noise from a video, free
A ceiling fan, a generator, a UPS, traffic outside: noise makes a good video hard to watch. The BolCaps sound cleaner removes it and keeps your voice. It works on a video or an audio file, and the cleaning happens on your own device.
Remove noise from my video
How to do it
- Open the sound cleaner and pick Remove background noise.
- Choose your video or audio file: MP4, MOV, WebM, M4A, MP3, WAV or OGG.
- Set the electric hum to 50 Hz if you are in Pakistan, India or the UK, or 60 Hz in the USA or Saudi Arabia.
- Press Clean the sound, then compare Before and After.
- Download the cleaned video, or only the sound as a WAV file.
What it removes
- Generator, UPS and electric hum.
- Ceiling fans, air coolers and AC noise.
- Traffic, rickshaws and street sound.
- Steady hiss from cheap microphones.
It works best on speech
Noise cleaning is made for talking: vlogs, lessons, podcasts and interviews. If your video has a song in it and you want the song gone, use Remove music, keep voice instead.
Frequently asked questions
Is the background noise remover free?
Yes. It is free and nothing is uploaded.
Will it work on my phone video?
Yes. Any MP4 or MOV from a phone works. Long videos are faster on a laptop.
Can I clean only the audio?
Yes. Choose an audio file, or download only the sound as WAV after cleaning a video.
Can I add captions after cleaning?
Yes. Press Add captions next to send the clean video to the Caption studio.
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