音訊變速器

變更音訊檔案的播放速度

所有處理皆在瀏覽器中完成，不會上傳任何資料。

Offline Ready

File Input

File Output

Audio Speed Changer

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

🔒所有處理皆在瀏覽器中完成，不會上傳任何資料。

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.