Sobal Corporation

This is surprisingly accurate metronome.Utilize for practicing instruments.S4 Metronome is a surpris

S4 Rhythm Composer Pro is a beatbox that can be customized in various ways.14 drum kits are preset,

S4_Drum is an app for DRUMMING!You can enjoy your excellent drum skill with this app!Enjoy Drumming!

All you need to do is import your favorite music from iPod music library, various audio files, etc.,

Giant Isopod is a synthesizer to generate noise.Let's try and drown in the noise coming from the

Your iPhone/iPad turns into a musical instrument "kalimba" came from Africa!S4 KALIMBA enables you t

*** Over 150,000 downloads! ***This app can re-create the sound quality and functions of a monophoni