You guys can also run the iOS App Store Apps on any other ecosystem via means of an emulator App. Read on further to know all about Best iOS Emulator for PC – Free Download. There are also Apps that are actually exclusive to iPhone, iPad, or in broader terms to Apple App Store actually. The OS has also some strict security checks for 3rd party Apps and also services to accept for the App Store. Additionally, whenever it comes to user privacy and OS security Apple has installed all its armory in order to protect the same. Vetting all apps in order to avoid allowing malware through. Apple’s iOS is the world’s most secure OS given the fact that Apple’s tight controls on the availability of the apps on its App Store actually.