Amazing Slow Downer for Mac OS X


Change the speed of the music - from 20% (one fifth speed) to 200% (double speed) without changing the pitch.

Wrong key? Change the pitch in semi-tones - at full or changed speed.

Out of tune? Adjust the pitch in cents (100ths of a semi-tone) to suit your instrument.

Real-time processing - all described above is done in real-time - just insert the CD and press the play button!

Also slows down MP3, AIFF, AAC/MP4 and wave files on your computer in real-time.
Older DRM protected M4P files from the iTunes store is also supported.

Great sound quality!

Amazing Slow Downer requires a Mac computer with an Intel processor running Mac OS X 10.5 or higher.

Supports Mac OS X 10.9 (Mavericks).



Please go to the download page for downloading the trial version.


Click here to listen to some audio samples


Running perfect on Mac OS X 10.10 - Yosemite