Compatible with: iPhone, iPod touch and iPad
System requirements: Compatible with iOS8.0 or later
Download from the App Store.
Mute the guitar and/or Bass sound from the songs in your iOS device library.
Isolate the guitar and/or bass parts to help you learn songs by ear
3 presets (Guitar High Mode / Guitar Low Mode / Bass Mode) to help you quickly find the instrument you want to cancel.
Repeatedly plays a selected segment of a song.
Changes pitch of songs（± one whole step）
Changes tempo of songs with no effect on the pitch（50-100%）