Music Speed Changer 4+

Change your music's tempo and pitch in realtime quick and easy. Just select an audio file, mark the region you want to play (and loop/repeat) and change tempo and pitch on the fly.
It is also possible to export the changes to an audio file.
Use cases of Music Speed Changer are for instance: practicing guitar and other music instruments, transcriptions, change the speed of audiobooks...


Features:
- Change pitch and tempo (speed, time-stretch) independently
- Loop region
- Select region
- Filtering
- Import various formats including mp3, wav, m4a, ogg, aac, ...
- Export to wav and mp3

** Note **
Music files should be located in your MacOS "Music" document folder for best user experience. Files which are located outside this folder can lead to "File open" errors.