Free AI speech cleanup
Free AI Noise Remover — Remove Background Noise from Audio Online
No upload required. Remove background noise from speech using DeepFilterNet3 AI running entirely in your browser. Works for podcast interviews, Zoom recordings, voice memos, and microphone takes — no signup, no cost, no audio leaving your device.
The model loads automatically when the page opens.
48 kHz speech enhancement with local model weights.
The model assets download once; your audio stays local.
File denoise
Audio files and browser-decodable video tracks are supported.
Upload or drag audio/video file
WAV, MP3, M4A, FLAC, MP4, MOV, WebM
How it works
- 1.The page downloads DeepFilterNet3 WASM and model weights from this site.
- 2.Your file or microphone stream is resampled to 48 kHz inside Web Audio.
- 3.An AudioWorklet feeds short PCM frames to the local neural noise suppressor.
- 4.The cleaned speech is rendered back to a WAV file you can preview and download.
When to use AI noise removal (and when not to)
Strong background suppression
Use it for voice notes, interviews, podcasts, and narration with fan, AC, wind, hiss, or traffic noise.
Not a music restoration model
DeepFilterNet3 is optimized for speech. It may remove or reshape musical detail, ambience, and sound effects.