Completely free and no restrictions on this music speed controller. Modern material design UI and simple to use. Export your adjustments to an M4A file for sharing or playing in another music player. Open audio files from your device's storage, or from the cloud. Decode the secret message or learn a passage backwards and forwards. Music looper - seamlessly loop audio sections and practice over and over (AB repeat play). Rate adjustment - change the pitch and tempo of the audio together. Two different sound processors to choose from. Time stretching - change audio speed from 33% to 300% of original speed (change BPM of music). Pitch shifting- change song pitch up or down 12 semi-tones, with fractional semi-tones allowed. Just select an audio file, mark the region you want to play (and loop/repeat) and change tempo and pitch on the fly.

Music Speed Changer changes audio tempo (speed) and pitch in realtime quick and easy. Music Speed Changer is great for musicians practicing an instrument needing to slow down the tempo or practice in a different tuning, speeding up audio books for faster listening, making nightcore or just rocking out to your favorite song at 130%. You can also save the adjusted audio to an MP3 or WAV audio file for sharing with friends or listening in another player.

You can also save the adjusted audio to an M4A audio file for sharing with friends or listening in another player. The app is a music looper as well - you can slow down song speed and loop sections of the music for easy practice. Alternatively, both speed and pitch may be adjusted together. Music Speed Changer allows you to change the speed of audio files on your device in real time without affecting the pitch (time stretch), or change the pitch without changing the speed (pitch shift).

Music speed changer app mac