Use Music Speed Changer to change music tempo/speed and pitch in realtime quick and easy. Just select an audio file, mark the region you want to play and change tempo and pitch on the fly.
It is also possible to export the changed audio file. Use cases of Music Speed Changer are for instance: practicing guitar and other music instruments, transcriptions, change the speed of audiobooks... Music Speed Changer is available for many platforms including iPhone, iPad, Android, Microsoft Windows Phone 8, Nokia Symbian and Meego, Microsoft Windows, MacOS.
Features include (some features are platform dependent):
- Change pitch and tempo (speed, time-stretch) independently.
- Loop region.
- Select region.
- Volume amplification.
- Channel selection.
- Import various formats including mp3, wav, m4a, ogg, aac,...
- Export modified audio to wav and mp3.