Voice-optimized
Best on speech recordings: ambient hum, fans, AC and keyboard noise are strongly reduced.
Smart separation of voice from noise — strip AC hum, fans and keyboard clicks, compare before and after, free and watermark-free.
Privacy-sensitive steps are processed in your browser, and data is destroyed when you close the page.
No 20- or 30-minute ceilings — clean, complete exports with no watermark or audio bumpers added.
Runs right in your desktop or mobile browser — no download needed.
Sign in with your WUJIEE account to use it for free, watermark-free.
Privacy-sensitive steps run in your browser, and data is destroyed when you close the page. Work on meeting recordings, interviews and personal voice notes with confidence.
Best on speech recordings: ambient hum, fans, AC and keyboard noise are strongly reduced.
Compare against the original before exporting MP3/WAV.
Privacy-sensitive steps are processed on-device and data is destroyed on page close — only a few hundred KB of resources, ready instantly.
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Denoise in one click
Compare and export
Yes. The smart denoising engine is trained on huge amounts of noisy speech, so it separates the voice from steady background noise (hum, wind, floor noise) and suppresses the noise while keeping the voice — steady, continuous noise responds best.
Moderate denoising clearly improves intelligibility; with extreme noise you may hear slight watery artifacts or a duller voice. Use the A/B preview in WUJIEE Audio Tools to check before exporting.
Speech-first recordings — meetings, podcasts, voice memos. Music is not suitable, since instruments get treated as noise; to split music, use Vocal Remover instead.
No length caps and no 20- or 30-minute ceiling — long meeting recordings process fine, bounded only by device memory.
Nothing to install — the denoising resources are only a few hundred KB and load with the page. Privacy-sensitive steps run on-device and data is destroyed when you close the page.
13 online audio tools: convert, trim, denoise, separate vocals, transcribe speech and more — all in one place.
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