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스마트 AI 음성 활동 감지 무음 자르기

정밀 Voice Activity Detection으로 대화 속 불필요한 침묵을 완벽하게 다듬기.

Key Features

신경망 VAD 감지 엔진
배경 잡음 속에서도 실제 음성만을 정확하게 식별합니다.
초정밀 타임스탬프 트리밍
밀리초 단위로 침묵을 제거하여 템포를 살립니다.

How to Use

1

음성 파일 업로드

다듬을 회의/인터뷰 음성을 올리세요.

2

감지 파라미터 적용

VAD 엔진으로 무음을 탐색하고 자르기를 실행합니다.

3

최적화 오디오 저장

정리된 음성 파일을 다운로드하세요.

Free Smart Voice Activity Detection (VAD) & Speech Trimmer Online

YupVox Smart VAD Trimmer utilizes intelligent energy-based Voice Activity Detection and zero-crossing analysis to scan your audio files. It automatically isolates human speech passages and eliminates awkward pauses, long breaths, and dead silence from podcasts, interviews, and audiobooks in 0.05s.

Why Choose YupVox Smart VAD Trimmer?

Energy-Based Smart VAD Engine

Analyzes 20ms frame energy with adaptive hysteresis thresholding from -50dB to -25dB.

Speech Segment Visualizer

Color-coded visual timeline of detected speech passages vs deleted silence sections.

30ms Word Boundary Padding

Adds 30ms padding to speech boundaries to ensure word endings are never cut off.

100% In-Browser Privacy

Processed entirely in client RAM via Web Audio API with zero server uploads.

How to Smartly Trim Speech Silence in 3 Steps

STEP 1
Upload voice or podcast: Select your MP3, WAV, or M4A recording or podcast.
STEP 2
Adjust VAD sensitivity: Fine-tune energy threshold (e.g. -38dB) and minimum silence duration.
STEP 3
Download clean speech audio: Preview the trimmed speech and click Download WAV or MP3.

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Audio Compressor & Dynamic Range Leveler
Level out loud volume peaks, thicken quiet speech, and give your podcasts and voiceovers studio punch.
Audio Noise Reducer & Denoiser
Remove background noise, fan hums, static hiss, and mic noise from audio recordings online — 100% free and in-browser.

Frequently Asked Questions

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