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Audio Speed Changer App

The Audio Speed Changer app allows you to change the speed (tempo) and pitch of music independently.

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Audio Speed Changer for macOS Audio Speed Changer for Windows 10
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Change the tempo and pitch of music.

Batch conversion

Convert multiple files or your whole music collection with the built-in batch conversion tool using multiple process cores (multi-threading).


Import audio from many formats such as mp3, wav, flac, mp4, avi, mkv, m4a, and many more.


Support for multiple audio output formats such as mp3, m4a (aac), flac (lossless), and wav (lossless).

  • 24 Bit HQ Audio
  • Multi-Channel (e.g. 5.1 DTS)

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