In commonly used music playing software, "Kugou Music" can play audio files at double speed or slow down.

How to use:

1. Install "Kugou Music" on your computer and run it. You can just play songs on your computer without registering or logging in.

2. In the playlist, click "Add local songs".

3. After the song list appears, click the song to play, and the double speed switch is activated on the right side of the playback progress bar below.

4. Click the double-speed switch to pop up the double-speed playback adjustment bar.

5. Pull right to speed up playback. On the contrary, Zola slows down.