| Category | Music |
| Latest version | 1.2.9 |
| Size | N/A |
| Requirements | All Platforms |
| License | Paid |
| Offered By | N/A |
"This is a game changer" - Ali Velshi, CNN"Best app-strument for the iPhone!" - Matt Marrone, NY Daily News"The app is impressive...turns bad singing into good songs." - Wired.com"Instead of forcing the user to sing a song in a specific key, the app
