免费 · 无需安装
在线 AI 语音活动检测 (VAD) 剪切工具
利用先进的 VAD 语音检测算法自动切除非人声片段 — 精准提取说话干货，大幅精简录音时长。
核心功能
神经网络 VAD 检测
高精度识别人类语音，即使在嘈杂背景下也能精准判断。
自定义语前/语后缓冲
在每句话前后自动保留 100-200ms 缓冲，保证字头字尾完整。
一键快速导出
快速生成去除所有非人声片段的纯干货语音文件。
使用指南
1
上传访谈或会议录音
选择需要整理精简的长篇对白音频。
2
运行 VAD 智能分析
系统将自动标出所有包含人声的有效时间段。
3
导出纯语音文件
一键剔除非人声部分并下载精炼后的音频。
Auto Speech Trim & Voice Cleaner Online
Automatically extract only speech passages and discard non-vocal quiet portions effortlessly.
Benefits of Auto Speech Trim
Automatic Voice Filtering
Automatically isolates vocal passages.
Smaller File Size
Significantly reduces exported file size.
Master Audio Quality
No reduction in vocal bit-rate or clarity.
100% Privacy
All data stays secure on your local device.
How to Trim Speech Online
STEP 1
Upload recording: Select the audio recording to clean.
STEP 2
Auto voice processing: VAD algorithm automatically isolates speech.
STEP 3
Download clean voice: Click Download to receive your clean audio track.
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