音频变速器

更改音频文件的播放速度

所有处理均在浏览器中完成，不会上传任何数据。

Offline Ready

File Input

File Output

Audio Speed Changer

Upload an audio file, change playback speed with optional pitch preservation, preview and export.

🔒所有处理均在浏览器中完成，不会上传任何数据。

How to Use

Upload an audio file and adjust the playback speed (0.1x to 4x). Enable "Preserve Pitch" to change speed without altering the pitch. Preview the result, then export as WAV.