iCareFone claims to offer a range of features to keep your iPhone running optimally. This is where third-party iPhone maintenance software like Tenorshare iCareFone comes in handy. Apple offers its own set of tools to maintain iPhone, but they may not always be enough for users’ specific needs. These issues can range from slow speeds to app crashes and other software-related problems. If you own an iPhone, you may have experienced various performance issues over time.