What is the maximum supported file size?

100 MB (the "500 MB" claim is not correct).

Can I download the cleaned file in its original format or as WAV?

No, the output is always in MP3 format.

Where is the audio file I upload processed?

Your file is processed on the server. For the cleaning process, your file is sent to the server and the result is downloaded from there.

Can I upload video files as well as audio files?

Yes, you can upload audio and video files. Both file types are accepted.

Can I clean the noise from multiple files at once?

Yes, you can perform batch cleaning; you can upload multiple files at the same time and clean the noise from all of them. You can download all processed files as a ZIP.

Can I listen to the cleaning result before downloading it?

Yes, you can listen to a short preview. The preview is provided as the original and cleaned version for the first short part of the audio.

Audio Cleaner — Free AI Background Noise

🎚️ Method: This tool uses FFmpeg afftdn (FFT denoiser) + bandpass filters — a good fit for steady background noise (hiss, fans, air conditioning, traffic).
🤖 Coming soon (Pro): Vocal ↔ instrumental separation — pulling vocals out of a song, removing music from a podcast. This will ship as a separate tool.

Drag audio/video files

max 100 MB each · Bulk supported · Max 100MB

Strength: 20 dB

Auto-deleted in 7 days

256-bit SSL

Support

Your files are encrypted with SSL and automatically deleted from our servers 7 days after processing.

📖 How to Use

Upload audio

MP3/WAV/M4A/OGG.

Pick operation

Format / bitrate / trim / transcript.

Start

Server completes the operation.

Download

Get the result.

Frequently asked questions

No, there is no such profile selector; you can adjust the cleaning intensity only with a single Power slider in the 5-40 dB range.

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Audio Noise Reduction