Ukukhuthaza ivolumu, iyinsiza ekuvumela ukuthi wandise ivolumu ye-iPhone noma i-iPod Touch. Le nguqulo iyahambisana ne-iOS 4 ne-iPhone 4.
Ukuyivula umane uvule i-winterboard bese wenza kusebenze i-Volume Booster 4.0
Ungayilanda mahhala ku- Cydia.
Udinga ukuthi wenze i- Jailbreak.
